Depth first search algorithm in java jobs

I'm looking for a developer with in-depth experience in creating smart contracts on the Ethereum blockchain. Key Requirements: - Develop a multisend smart contract that supports ERC20 tokens. The contract should allow for the distribution of ERC20 tokens to multiple recipients in a single transaction. - Implement pause functionality as a security feature. This is crucial to protect the contract from any potential vulnerabilities or attacks. - We would like to be able to interact with the contract if possible (on etherscan) Ideal skills and experience: - Proficiency in Solidity, the programming language used for Ethereum smart contracts. - Prior experience in developing multisend contracts and incorporating pause functionality. - Knowledge ...

I am looking for assistance in optimizing battery performance through Matlab simulation. Due to the project specifics not being clarified, the professional should be comfortable and experienced in working with a range of battery types such as Lithium-ion, Lead-acid battery and Nickel-metal hydride batteries. Key points to consider for this project: Skills and Experience • Understanding and experience in working with various battery types • Proficiency in Matlab for creating simulations and testing • Strong analytical modeling skills Project Objectives • Provide research and suggestions on optimizing battery life, decreasing charging time and improving power output. • Develop a comprehensive Matlab model suitable fo...

SAP BTP / Cloud Foundry DevOp's Create the CI/CD pipelines for a new application built in Java & React. Deploying on SAP BTP (similar to Cloud Foundry) Create release packages Time sensitive - start immediately

I'm in search of a multiple Remote Assistants to search and apply to internship opportunities for me and multiple friends. The successful candidate will be primarily tasked with searching various internship opportunities and subsequently submitting the applications. The main responsibilities will be: - Finding eligible internship opportunities from job boards given specified requirements (ex. "Summer 2024 Software Internship) - Submitting applications to said opportunities given a resume and some info You will get paid $2.5 for every 100 internships you apply with us (no negotiation), and there are a huge amount of internships available for you to apply and make money. If you are interesting in working for me, PLEASE SEND ME A CHAT MESSAGE with the ...

...regulations in preventing human trafficking on the dark web? this is how my paper starts A great chance to shine transformed into a living nightmare for one teenage model. Yes, you read that right! We can not even imagine how just one click on any website can share our data on the dark web, something similar happened to a young girl. In the summer of 2017, Chole Ayling a British model living in London was lured into a fake photoshoot in Milan, Italy. After arriving in Milan, she got kidnapped by a group named “The BLACK Death” to be sold as a sex slave on the dark web. This incident emphasizes several major problems, which include the fact that there are groups and people engaged in elaborate online human trafficking operations on ...

I am looking for an experienced graphic designer to help create a logo for my herbal product line, BNK Veda. Key elements include: - Color: The main palette should consist of green an...Message: The final logo should emit a calm and natural vibe, mirroring the tranquillity of my herbal offerings. - Tagline: My tagline, "Natural Cares," should be subtlety integrated within the design. Ideal skills and experience: - Proven experience in logo design (preferably within the beauty/health sector) - In-depth understanding of color theory - Creativity, with an ability to interpret and translate brand characteristics into a design - Good knowledge of current design trends and techniques. Please include relevant portfolio examples in your bid. I look ...

I am looking for a skilled and experienced Full stack developer with Hands-on experience in Java Hands-on experience in Angular/ REACT Hands on experience on AWS RDS/AWS S3/Oracle/AWS Athena/ SQL In-depth knowledge in Core Java, Spring framework and RESTful API Services, Apache Camel, CI/CD Jenkins, Containerization Experience with AWS Cloud and its services like EC2, Athena, Lambda, S3, SQS and Cloud Formation Experience in writing JUnit test cases Problem-solving abilities

I'm in need of a skilled data analyst to conduct a thorough regression analysis using panel data in R. The primary goal is to understand the impact of one variable on another within a dataset that includes between 6-10 variables. Key Project Requirements: - Utilize panel data: Experience in handling panel data is a must for this project. The ability to understand the nuances of this data type will be crucial for accurate analysis. - Regression Analysis: In-depth knowledge of regression analysis is required, especially in the context of panel data. The ability to extract meaningful insights and estimate the impact of one variable on another is the core task. - Data Interpretation: The successful freelancer will be able to provide clear, conci...

I'm looking for an expert in EA (Expert Advisor) to optimize the performance of my current EA system. In particular, I'm interested in: - Enhancing the trading algorithm: You should have a profound understanding of trading algorithms, as this task will require you to optimize my EA's functionality substantially. - Implementing better risk management: Your work should focus on improving the risk management aspect of the trading algorithm. This means you have extensive experience with risk analysis and how it's applied in trading algorithms. Having background knowledge in finance would be beneficial for this task but isn't necessary. However, strong analytical abilities, problem-solving skills, and an eye for detai...

I'm planning to create a YouTube channel focusing on share and securities training. I will mainly be posting tutorial videos about stock market basics, investment strategies, and r...with the full spectrum of video editing, including basic cuts and transitions and advanced effects and animations. - **Channel Monetization:** Since I want to generate revenue through my channel, I need someone with experience in optimizing videos for the YouTube algorithm and increasing monetization opportunities. Ideal skills and experience for this job include: - Proven experience in creating and editing YouTube content, preferably in the finance or training niche. - Strong knowledge of share and securities to ensure the content is accurate. - Previous success in ch...

I'm in search of a skilled sports writer specializing in cricket. I need 3 articles per week, each running between 1250 and 1500 words. The articles must be: - AI Free (AI detection score must be 5% or below) - Plagiarism 0% - Professional tone and quality content. Payment Criteria: - Initial payment will be for the first article, then, weekly for 3 articles. - 10 NZD/Article (1250-1400 words) (Fixed, not hourly) - Weekly 30 NZD - You can work as long as you want meeting our requirements. The ideal candidate for this role has: - A passion for cricket - Proven experience in sports writing, particularly cricket (Must show samples in this niche). - Strong research and analytical skills - The ability to produce high-quality, engaging content on...

...company is looking to expand its market penetration in the United Kingdom, the primary target country in Europe. To achieve this goal, I would like to collaborate with a skilled professional who can develop a comprehensive strategy deck tailored specifically for our internal team members. Key Deliverables: - Develop a strategy deck that focuses on the landscape of UK market and payment acceptance methods - Prioritize market penetration and growth strategies - Provide detailed competitor analysis and insights - Include visuals and concise data to engage the internal team Ideal Skills and Experience: - Proven experience in strategy development for fintech or e-commerce - In-depth knowledge of the European payment landscape, particularly in the U...

I'm in need of a skilled HTML - CSS - JQuery developer who can help me build a creative a content to add Describtion on the Images. We need for our Ticket system a to upload image and mark them and create Task for that. We will provide u the the HTML Page where u have to add ur work on it. Key responsibilities: - Designing a creative website that stands out - Ensuring the website is fully responsive for mobile devices - Implementing animations and transitions to enhance user experience Ideal skills and experience: - Strong HTML, CSS, and JQuery skills - Experience in creative website design - Proficiency in creating responsive layouts If you have the required skills and can help me build a creative, responsive website, I'd love to hear from you.

I'm looking to restore certain webpages from the website that got impacted due to Google core updates in Mar'24. I want these webpages to be brought back to their former ranking on Google. I'm seeking an experienced SEO specialist who will suggest and implement ways to achieve this. -Beneficial skills: • Expert in SEO strategies with an understanding of Google's core updates • Capable of improving search engine ranking -Anticipated Outcomes: Restore the webpages back to their earlier google search rankings

I'm in search of a skilled Java coder to assist with a full Java mini project. Key Responsibilities: - Collaborating with me to scope the project - Developing a full Java mini project - Providing regular updates on progress - Ensuring the project is completed successfully Ideal Candidate: - Proficient in Java with demonstrable experience - Experienced in developing software applications - Clear communication skills and a collaborative mindset - Experience with full cycle software development - Ability to meet deadlines and provide regular updates Looking forward to your application!

...create a 3D emotional anime focused on a teen audience. Key Project Details: - Animation Style: This project will require the development of 3D animation. - Tone: The anime needs to evoke feelings and emotions. It should have the ability to resonate with teenagers through its emotional depth. - Target Audience: The main audience for this animation will be teenagers. The content, style, and emotion should be suitable and appropriate for this age group. Ideal Skills and Experience: - Extensive experience in creating 3D animations. - Proven track record of developing anime content, especially with emotional themes. - Deep understanding of teen audiences and their emotional responses. - Strong ability to convey emotion through animation. Your proposal should include ex...

I am in need of an experienced IOS app developer to create an app similar to AliExpress. The app will be a platform where sellers can showcase their products, and customers can purchase them using various payment methods. Key Features: - Development of an Android app with a user-friendly and intuitive interface - Functionality for sellers to create product listings - Integration of multiple payment gateways including Credit/Debit Cards, PayPal, and Mobile Wallets - Secure and reliable payment processing for customers - Ability for customers to browse, search, and purchase products - Notification system for order status updates - Shopping cart and checkout functionality Ideal Skills and Experience: - Proven experience in developing Android applications - Strong knowle...

For this role, I'm urgently seeking an experienced Java Developer, though a specialization in Java SE, Java EE, or JavaFX is not necessary. At this time, a broad understanding of Java, rather than specific Java skills, is most crucial. Key Requirements: - Proven Java development experience is vital, as it'll aid in current project requirements. - Knowledge of specific APIs or libraries to extend capabilities and integrate systems. When applying, kindly provide the following: - A summary of your Java developer experience - Articulate your knowledge and usage of specific APIs or libraries. Looking forward to connecting with experienced and knowledgeable Java experts for a swift project execution.

I'm seeking a highly skilled flutter developer possessing in-depth experience with Laravel to contribute their expertise to my social media application. Here are the key features expected: - Main UI is completed with flutter. - Laravel backend is almost 70%. - to be implemented: integrate the API into the current UI. social login(FB, twitter, tiktok, apple) inapp and banner ad audio combine with BGM. support the deploy on google play and app store HOW to apply. - please send me the FLUTTER APP URL on google play and app store and code screenshot of that App. (the proposal without the screenshot will be declined) - send me the laravel system URL and screenshot.

Urgent Requirment for the Java Developer

Productphotos and photos, what is possible between google search photo? Hello, when we click right on google chrome and click on the button photo via google lens search. than come the same photo on another pages, is anything possible to make, that not possible is too search the same photo ?

As a proud business owner, I need a creative freelancer to revamp the content of my existing marketing strategy. The objective is to develop a compelling 20-slide PowerPoint presentation that communicates the essence of my business. Key aspects to be highlighted include: - In-depth understanding of Target Audience Insights - Comprehensive Competitive Analysis - Implementable Marketing Tactics The ideal freelancer for this project would be a marketing strategy specialist with excellent PowerPoint skills and a flare for creating engaging visual content that effectively communicates marketing strategies. I hope to work with someone who has a solid understanding of crafting compelling pitches and who can deliver high-quality results swiftly.

I'm currently facing a suspension with my Google AdWords account and am looking for a professional who can help rectify the situation. I'm aware of the cause of the suspension, but need assistance in addressing the issue. The ideal freelancer for this project should have: - In-depth knowledge of Google AdWords and its policies - Experience in troubleshooting and resolving Google AdWords suspensions - Proficiency in optimizing AdWords campaign to help me achieve my goal of increasing website visits once my account is restored - Strong communication skills to guide me through the resolution process and prevent future suspensions Your task is not only to restore my Google AdWords account but also to ensure that my campaigns run effectively once ...

I'm looking for a seasoned Java developer who has experience working with XAMP. Your understanding of database systems is also crucial to this project's success. Please apply if you have the required expertise. No teams or companies please.

In order to further our online presence, we’re on the hunt for an experienced SEO expert who can help us boost web traffic, improve our search engine rankings on Google, and ultimately generate more leads and sales. To give you an idea of where we're currently at, we've made minimal efforts in SEO, and we're eager to expand upon this. The desired candidate would: - Have a deep understanding of Google’s ranking algorithm - Be up-to-date on the latest SEO strategies and trends - Have proven experience in driving traffic, improving rankings, and generating leads/sales - Be based in or have expert knowledge of the Indonesian market. We're excited to see what you can bring to the table and help our business grow...

I am seeking a skilled content writer with a knack for creating engaging, inspirational blog articles revolving around lifestyle topics. The ideal freelancer for this job should have: - Proven experience in creating content in the lifestyle niche. - Exceptional writing skills in English, with a distinct, inspirational tone that resonates with readers. - In-depth knowledge about various lifestyle topics, ranging from fashion to wellness to travel and more. - The ability to research and present a unique perspective on common lifestyle topics that stand out. - Strong commitment to deadlines without compromising on the quality of the articles. This is a great opportunity for lifestyle bloggers and content creators. Looking forward to reading your inspi...

Seeking freelancer in Portugal (preferably in the Arganil region) Are you a proactive multitasker based in Portugal, near Arganil, looking for flexible work opportunities? I am in search of a dynamic freelancer who is fluent in both Portuguese and English to assist with various tasks. Long term work, short tasks every now and then. Responsibilities include: Researching local companies and products Making phone calls Occasional site visits as required Stable internet connection for remote tasks Requirements: ✔ Fluency in Portuguese and English ✔ Reliable internet and phone communication ✔ Access to a car and a valid driver's license I offer a fixed hourly price of 8 euro per hour, but I am open to discuss a project-based price as...

I'm looking for an experienced developer to integrate Typesense search functionality with my web application. My site primarily uses JavaScript, and I want to make the product listings searchable through Typesense. Key Requirements: - Integrate Typesense search with my existing web application that is built in JavaScript. - Implement real-time search capabilities for product listings. Ideal skills: - Strong experience in JavaScript - Previous work with Typesense or similar search engines - Understanding of real-time search functionality This is a critical project as real-time updates are key for my product listings. Please provide examples of your previous work with Typesense or real-time search in your bid.

JAva project deployement on digital occean with domain pointing and ssl certificvate

Look for an experienced developer well-versed in JAVA to turn my vision into a successful arcade-style game. The goal is to start development immediately. Details: - I require a JAVA arcade game developed speedily, with high priority on quality and efficiency. - The game details, plot and other specifics will be shared with the selected freelancer. - Since target audience info isn’t provided, the game should be suitable for all age groups. Skills required: - JAVA game development experience - Understanding of arcade-style games - Ability to meet strict timelines Please include examples of previous game development projects in your proposal. Looking forward to potentially working with you.

I am in need of a mid-level Java developer who can take on tasks in both backend and frontend development, along with database integration. Ideal Skills and Experience: - Strong background in Java - Proven experience in both backend and frontend development - Track record in effective database integration - Mid-level experience required Project Methodology: - The selected developer must be well acquainted with the Agile development methodology. Proficiency in Scrum management or Waterfall approaches is a plus, but the main focus is Agile. This project promises to be exciting and offers comprehensive exposure to diverse aspects of Java development. If your experience aligns with the requirements, and you're well-verse...

...produce music that aligns with the traditional sound I'm aiming for. You should have experience in producing music specifically for the devotional genre. - **Songwriting**: You will be responsible for creating compelling and meaningful lyrics. These lyrics should resonate with the spirituality and emotions that are characteristic of devotional music. - **Singing**: You should have a pleasant and expressive singing voice that can bring my lyrics to life. Skills and Experience: - Proven experience in music production, particularly in the devotional genre. - Strong songwriting skills, particularly for devotional and spiritual themes. - A skilled singer with the ability to convey emotion and depth in their vocals. - Ability to understand and deliver...

We are looking for a person, whether a person or a company, to help us conceptualize, organize and develop a web platform that contributes to the growth and income generation of our company and, if possible, to the community. We are at an early stage where we are exploring different approaches and possibilit...the growth and income generation of our company and, if possible, to the community. We are at an early stage where we are exploring different approaches and possibilities for our project. We value the creativity, experience and technical capacity that an external team can contribute to turn our visions into reality. We are open to anyone who can contribute fresh ideas and innovative solutions. In short: We don't have any ideas for a web platform that helps the compa...

I have a Google ad that...specifically on the Google ad. Key requirements include: - Setting up conversion tracking on the Google ad. - Tracking both form submissions and phone calls on the landing page. - Coordination with my existing Google Analytics setup on the website. The ideal candidate for this project should have: - In-depth knowledge of Google Ads and conversion tracking. - Experience in setting up conversion tracking for both form submissions and phone calls. - Familiarity with Wix websites. - Expertise in coordinating Google Ad conversion tracking with Google Analytics. I'm looking for someone who can ensure that the tracking is accurately set up and the data is being correctly captured. The goal is to optimize the ad performance based on th...

I want a software, the device I use to print the output of the project I prepared as WebView, Image, and PDF is TSC, for this, it is necessary to use the connection method 'socket' with the IP and port 9100. Additionally, the '' library inside should be utilized for the application to run. The resources available are as follows, along with an example APK.

I am seeking a talented Instagram marketer with an in-depth familiarity with maximising follower engagement. As a brand, our primary goal is increasing engagement with our already established follower base, more than driving website traffic or spreading wide brand awareness. My vision for the Instagram campaign focuses largely on: - The promotion and application of user-generated content. As a skilled marketer, you must have a creative approach to leverage this type of content and encourage more active participation from our followers. An ability to identify potential user trends and integrate them into our strategy will be particularly valuable. The ideal freelancer for this project would be someone who has: - Deep understanding of Instagram as a marketing platform - Sol...

...SRE Team to provision, deploy and maintain the underlying infrastructure through the use of IaaC managed by Terraform using GitLab pipelines ● Partner with the Delivery Manager to lead data-driven process improvements related to the DORA metrics, overall efficiency, and health of the system(s) that the team supports ● Identify, prioritize and breakdown work in the software development life cycle in partnership with the Delivery Manager and Product Owner. ● Develop tools and applications by producing clean, efficient code ● Automate tasks through appropriate tools and scripting ● Proactively identify and act on opportunities for continuous improvement of software and processes ● Oversee validation strategies ...

...campaign designed for lead generation in the wedding filmmaking industry. Business - B2B Wedding film editing firm Target audience - Wedding filmmakers Target country - USA, Canada etc.. Key Responsibilities: - Your primary focus will be to generate high-quality leads for my wedding film editing business. - You will be responsible for creating and optimizing ad creatives that are targeted specifically towards individuals in the 20-50 age group. only for wedding filmmakers around the globe. Skills/Experience Required: - Proven experience in successful lead generation campaigns on Facebook, particularly within the Wedding sector. - An in-depth understanding of Facebook Ads Manager and the ability to create targeted, high-converting ad campaigns. - ...

...This role is ideal for someone who has: - A high level of competency in PHP, JavaScript, and MySQL and is experienced in WordPress. - Strong understanding of the WordPress plugins ecosystem and knowledge on how to extend its functionalities. - In-depth knowledge of SEO and how to enhance it on a WordPress website. Key Tasks: - Develop a WordPress plugin that targets SEO enhancements. - Test the plugin for compatibility issues and fix any bugs, ensuring it works harmoniously with our existing setup. - Understand our needs and respond to them by customizing the plugin where necessary. Please note that the function to be added to the site leans heavily towards SEO enhancement capabilities. Therefore, a proven track record in developing SEO related plug...

...skilled freelancer well-versed in comprehensive social media management, specifically on Facebook and Instagram. Your tasks will include: - Creating compelling content which aligns with my brand's voice - Managing targeted ad campaigns - Analyzing campaign data for optimization - Crafting engaging video content - Boosting relevant ads - Providing weekly written reports - Establishing and tracking KPIs and ROI The main goal of this campaign is to enhance brand awareness and effectively generate leads. The intended target audience is those between the ages of 28 and 55. Ideal candidates should have a wealth of experience in social media content creation, strategic ad campaign management, data analysis, video production, and marketing report writing. Proven ability...

As the owner of a website currently experiencing slow load times, I am seeking expert assistance to enhance ...requirements are as follows: - Improve loading speed: The website presently takes more than 5 seconds to load. I'd like to significantly decrease this load time. - Boost responsiveness: Currently, there are noticeable performance issues on desktop and smartphone devices. I need improvements in this area. The ideal candidate for this project should have relevant experience in web development and optimization techniques, as well as an in-depth understanding of device-specific responsiveness adjustments. Prior expertise in dealing with similar issues would be highly beneficial. The goal is to have a swift, smooth-running website that offers ...

...printing expert who can help me produce high strength PETG parts in white color. The parts are intended for end-use applications, so they must be able to meet the demands of operational usage. Key Requirements: - End-Use Parts: The printed parts are intended to be used in real-world applications, hence must be robust and functional. - Standard Finish: While I'm not looking for a polished or ultra-smooth finish, a standard finish that is typical of FDM 3D printing is acceptable. - Material: The parts should be printed in PETG, specifically in white color. Ideal Skills and Experience: - Proficient in 3D Printing: Extensive experience in FDM 3D printing and a deep understanding of its nuances is essential. - Material Knowledge: In-...

I am searching for an expert in creating modern bathroom elevations. The primary goal is to prepare detailed drawings for builders to properly plot plumbing, electrical and tile work, ensuring space optimization and enhanced functionality. Key deliverables should include: - Precise placement of plumbing fixtures - Clear designation of electrical outlets and switches - Thoughtful layout and pattern suggestions for tiles. Ideal candidates will have a proven track record in bathroom design, particularly in modern styles. Depth of experience with drafting elevations that can be effectively utilized by builders is vital. Attention to detail when planning for varied components and an ability to envision stylish yet functional spaces is highly preferred. A strong ...

I'm seeking a knowledgeable professional to create an engaging, high-quali...reinforce theoretical concepts. • The course should also cover key software development areas such as code writing and debugging, system design, and software testing. • The content should be geared towards an intermediate understanding, hence prior experience in teaching or tutoring at this level would be beneficial. Certifications and Skills Needed • Test-driven development • Knowledge in various software development languages (PHP, HTML, REACT, Java, Python, C++, etc.) • Excellent technical writing and communication skills • Experience in creating educational content, particularly video courses • A good understanding of the e-learning industr...

I'm in search of a qualified developer to create a sniper bot. This complex trading bot should ideally have the following features: -most important function is a sniper bot function with the ability to snipe the contract based on the wallet of the creator or a name used to deploy it. Example all the contracts that use the name PEPE will be bought instantly on presets values. and if i select the option to follow certain wallet will buy everything this wallet launches on - Automatic buy and sell orders: This bot should be able to place trades on my behalf, minimizing manual intervention. - Real-time blockchain analysis on the Solana network - Customizable alert system: I want to be alerted with all PNL data for every trade executed in real time after trade has c...

Looking for someone to gather public email address of recruiters in Linkedin/Indeed/Glassdoor. Need to find the name of the recruiter, company name and their valid email address. Key Responsibilities: - Need to be Linkedin Sales Navigator Please note, strict confidentiality of all personal information provided is imperative.

I'm looking for an expert in Google Ad Manager who can help me improve my ad targeting for display ads. Key Requirements: - Improve my current ad targeting strategy and ensure the ads are reaching the right audience - Implement advanced targeting techniques in Google Ad Manager to increase the effectiveness of the ads - Provide insights and suggestions on how to optimize the ad targeting for better performance Ideal Skills and Experience: - In-depth knowledge and experience with Google Ad Manager - Proven track record of improving ad targeting for display ads - Strong understanding of audience segmentation and targeting strategies - Excellent analytical and problem-solving skills with the ability to interpret data and provide actionable recommendations ...

I am looking for an experienced Android developer to help with a couple of key issues in my app. The primary focus should be on UI improvements. Key Tasks: token refresh functionality ignore battery optimize permission run at startups functionality UI change 2 new api's refactor code for easier maintenance currently displayes persistent notification dont want it Other requirements: - The app's token refresh mechanism must be revised and optimized - You should be able to ignore battery optimization permission I would ideally like a freelancer who is experienced with Java, Android Studio and UI/UX principles. Experience with token refresh mechanisms and battery optimization is also highly desirable. Please provide examples of previous relevant work.

I'm in search of a qualified developer to create a sniper bot. This complex trading bot should ideally have the following features: -most important function is a sniper bot function with the ability to snipe the contract based on the wallet of the creator or a name used to deploy it. Example all the contracts that use the name PEPE will be bought instantly on presets values. and if i select the option to follow certain wallet will buy everything this wallet launches on - Automatic buy and sell orders: This bot should be able to place trades on my behalf, minimizing manual intervention. - Real-time blockchain analysis on the Solana network - Customizable alert system: I want to be alerted with all PNL data for every trade executed in real time after trade has c...

I am seeking an experienced, intermedi...differential equations. Key Requirements: - An in-depth understanding of linear differential equations and elementary differential equations. - Ability to explain complex concepts in a simple and understandable manner. - Patience and ability to adapt teaching style to the student's needs. I prefer to receive tutoring through online sessions. Ideal Skills and Experience: - Proven experience in tutoring differential equations, especially linear and elementary ones. - Good understanding of the principles and applications of these concepts. - Strong ability to teach effectively in an online setting, ensuring clear communication and understanding. Please ensure you have a portfolio or past experiences that ...