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Rating is 4.8 out of 5.
4.8/5
based on 527 client reviews
  2. Development & IT Talent
  3. Software QA Testers
  4. (Current) Unit Testing Specialists
  • US$60 hourly

    • 5.0/5
    • (39 jobs)
    ◈ Top Rated Plus freelancer with 100% Job Success on Upwork ◈ More than 17 years of experiences using Microsoft tech stack to develop Web, Mobile and Windows based applications, with strong analytical skills and a broad range of computer expertise. ◈ An excellent problem-solver, able to quick grasp complex systems and identify opportunities for improvements and resolution of critical issues. ◈ Dynamic and committed in continue gaining knowledge of the business domain and latest technologies ◈ Excellent team player, skilled in enlisting the support of all team members in aligning with project and organizational goals.
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Web API
    XAML
    Microsoft Silverlight
    .NET Core
    Microsoft Outlook Development
    Entity Framework
    Microsoft SQL Server
    jQuery
    AngularJS
    Windows Presentation Foundation
    ASP.NET MVC
    C#
    Windows Communication Foundation
  • US$24 hourly

    • 5.0/5
    • (26 jobs)
    🥇 𝐓𝐨𝐩 𝐑𝐚𝐭𝐞𝐝 𝐏𝐥𝐮𝐬 𝐏𝐫𝐞𝐦𝐢𝐮𝐦 𝐟𝐫𝐞𝐞𝐥𝐚𝐧𝐜𝐞𝐫 ✅ 𝟏𝟎𝟎% 𝐉𝐨𝐛 𝐒𝐮𝐜𝐜𝐞𝐬𝐬 ⏱️ 𝐐𝐮𝐢𝐜𝐤 𝐓𝐮𝐫𝐧𝐚𝐫𝐨𝐮𝐧𝐝 𝐓𝐢𝐦𝐞 🌟 𝐀𝐛𝐨𝐮𝐭 𝐌𝐞 Hi, I'm a Full-Stack Developer with strong skills in 𝐑𝐞𝐚𝐜𝐭, 𝐍𝐞𝐱𝐭.𝐣𝐬, 𝐀𝐧𝐠𝐮𝐥𝐚𝐫, 𝐍𝐨𝐝𝐞.𝐣𝐬, 𝐚𝐧𝐝 𝐍𝐞𝐬𝐭.𝐣𝐬 I build websites and apps that are powerful and scalable. I use 𝐓𝐲𝐩𝐞𝐒𝐜𝐫𝐢𝐩𝐭, 𝐆𝐫𝐚𝐩𝐡𝐐𝐋, 𝐚𝐧𝐝 𝐂𝐈/𝐂𝐃 𝐩𝐢𝐩𝐞𝐥𝐢𝐧𝐞𝐬 to make sure everything works smoothly. I can also add 𝐀𝐈/𝐌𝐋 features to help your apps grow as your business grows. 💼 𝐒𝐤𝐢𝐥𝐥𝐬 ✔︎ Front-End: React, Next.js, Angular ✔︎ Back-End: Node.js, Nest.js, Python ✔︎ Tools: TypeScript, GraphQL, CI/CD pipelines ✔︎ Cloud: Azure ✔︎ AI/ML Integration 🌟 𝐖𝐡𝐲 𝐖𝐨𝐫𝐤 𝐖𝐢𝐭𝐡 𝐌𝐞? ✔︎ Creative Solutions: I come up with innovative and detailed solutions. ✔︎ Latest Technologies: I use the latest tools and methods. ✔︎ Full-Stack Expertise: I handle both front-end and back-end development. 🚀 𝐖𝐡𝐚𝐭 𝐈 𝐎𝐟𝐟𝐞𝐫 ✔︎ Complete Development: From start to finish, I ensure smooth project delivery. ✔︎ Collaboration: I focus on creating solutions that meet your needs. ✔︎ Efficiency: I use automation to speed up development. ✔︎ Scalability: I build apps that can grow with your business. 📈 𝐌𝐲 𝐏𝐫𝐨𝐦𝐢𝐬𝐞 🤝 I AM COMMITTED TO DELIVERING EXCELLENT WORK AND ENSURING YOUR PROJECT EXCEEDS YOUR EXPECTATIONS. LET'S WORK TOGETHER TO BRING YOUR VISION TO LIFE EFFICIENTLY AND EXPERTLY. 𝗣.𝗦.: I'm ready to help turn your ideas into reality with high-quality, efficient solutions. Let's connect and make your project a success!
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Supabase
    Vercel
    Tailwind CSS
    Machine Learning
    MongoDB
    Angular Material
    Amazon Web Services
    TypeScript
    Artificial Intelligence
    Angular
    NestJS
    Node.js
    Next.js
    React
  • US$60 hourly

    • 5.0/5
    • (3 jobs)
    As a software engineer with over 10 years of experience, I am passionate about developing high-quality business applications from requirements to deployment on servers. Throughout my career, I have built diverse desktop and web applications using JavaScript and C# .Net technologies. From conception to completion, I have been integral to numerous projects, ensuring they are delivered on time and to a high standard. In addition to my technical skills, I possess strong leadership abilities and have successfully led teams of over 40 engineers using agile software development methodologies. I believe that effective communication, collaboration, and team empowerment are key to the success of any project. As a data science enthusiast, I have extensive experience working on big data projects using Azure services. I am always eager to learn new technologies and expand my skill set to ensure that I keep up with ongoing industry developments. My technical expertise are in: ❖ Microsoft Stack❖ C#, ASP.NET, Core, MVC, WPF, Web forms, Entity framework, Blazor, Typescript, MS SQL, Azure & Azure DevOps. ❖JavaScript Stack❖ Angular, React, Node, Express, Nest, Next, jQuery, ES 5-7 ❖Databases❖ MySQL, MS SQL, PostgreSQL, MongoDB ❖Front-end Frameworks❖ Bootstrap, Typescript, Material UI, Ant-Design, Vercel, Tailwind CSS, Semantic UI, Kendo UI, Chakra UI. ❖APIs❖ REST, SOAP, GraphQL ❖Version Control❖ GitHub, GitLab, BitBucket, Azure DevOps ❖Cloud Technologies❖ MS Azure, AWS, Google Cloud Platform, Digital Ocean I take great pride in consistently coding to high standards and ensuring that my applications are reliable, efficient, and scalable. I am confident that my skills, experience, and passion for software engineering make me an ideal candidate for any challenging software development project.
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Blazor
    CI/CD
    .NET Core
    Microsoft Azure
    ExpressJS
    ASP.NET
    TypeScript
    React
    Node.js
    JavaScript
    Angular
    Vue.js
    SQL
    C#
  • US$55 hourly

    • 4.9/5
    • (102 jobs)
    🎁 𝐀 𝟏𝟎𝟎% 𝐫𝐞𝐟𝐮𝐧𝐝 𝐢𝐟 𝐞𝐱𝐩𝐞𝐜𝐭𝐚𝐭𝐢𝐨𝐧𝐬 𝐚𝐫𝐞 𝐧𝐨𝐭 𝐦𝐞𝐭. 𝐍𝐨 𝐪𝐮𝐞𝐬𝐭𝐢𝐨𝐧𝐬 𝐚𝐬𝐤𝐞𝐝! 🥇 𝐓𝐨𝐩 𝟓 𝐀𝐧𝐝𝐫𝐨𝐢𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 𝐨𝐧 𝐔𝐩𝐰𝐨𝐫𝐤. 💯 𝟓,𝟓𝟎𝟎+ 𝐇𝐨𝐮𝐫𝐬 | 𝟓-𝐒𝐭𝐚𝐫 𝐑𝐞𝐯𝐢𝐞𝐰𝐬 𝐎𝐧𝐥𝐲. 💪 𝟏𝟑𝟓+ 𝐩𝐫𝐨𝐣𝐞𝐜𝐭𝐬 𝐝𝐞𝐥𝐢𝐯𝐞𝐫𝐞𝐝 𝐬𝐮𝐜𝐜𝐞𝐬𝐬𝐟𝐮𝐥𝐥𝐲 💻 𝟭𝟐+ 𝗬𝗲𝗮𝗿𝘀 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 If you work with me, you will get: 👉Clean, maintainable code that can scale to 10x your needs without changing any code. 👉 Top-notch communication - validated by repeated positive feedback. 👉 On budget delivery. 94% of the projects I’ve done have been successfully completed on time and within budget. 👉Product-first approach to all development work. I will frequently push you to make data-driven product decisions 👉 A quick turnaround whenever you reach out to me (<30 mins unless I’m sleeping) Here are a few of my favorite lines from our customers: ⚡️"Abdul has been amazing to work with. Extremely professional and very patient. Was very helpful in modifying my app and as a result got out of really frustrating situation. Highly recommended!" ⚡️"Abdul is super professional and easy to work with. Very responsive and helped a lot in getting me out of a really annoying situation with my app. He was able to quickly impliment an issue in a very timely manner. Will definitely work with him again." ⚡️"Abdul did a research phase for us, very happy for now and with the communication as well." ⚡️"Great work with and great communication!!! A huge asset to my project!" While my services cater to a broad range of clients, we may not be the best fit if: ❌ You prefer working with languages other than Kotlin or Java. ❌ Your decision is primarily based on price. ❌ You need the work completed ASAP. ❌ Your product is related to the betting or adult entertainment industry. ❌ Mutual respect is not a priority for you. My areas of work interest including ● Fintech ● Logistics ● Healthcare ● Entertainment (TV apps, live streaming) ● Businesses and many more I have expertise in following tech stack MVI - MVVM - Java - Kotlin - Compose multiplatform - Firebase - Retrofit - Restful APIs - GSON - LiveData - Hilt - Room - Glide - Geo Locations - Maps etc If you're looking for a long-term partnership with a top-notch Senior Android developer who delivers high-quality code and brings extensive experience, let's connect and take your project to the next level. Please do not hesitate to reach out, I am always happy to chat. Thank you for your time. Abdul Rehman
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Location-Based Service
    Mobile App
    Git
    Clean Architecture
    JetPack
    Android Room Persistence
    Android App
    Firebase
    Kotlin
    Java
    Mobile App Development
    Android Studio
    Android
    Android SDK
    Android App Development
  • US$12 hourly

    • 5.0/5
    • (17 jobs)
    - 8+ experience in performing Automation, Manual, Performance, Database, Security Testing. - Experience in defining Testing Methodologies, Designing Test Strategies, Test plans, Test Scenarios, Test Cases, Traceability Matrix. - Good in Estimation, Scheduling, planning, QA processes and QA Audits. - Motivate the team to ensure successful delivery of testing service Provide technical expertise, coach and mentor the team on testing. - Experience in Defect Management and Bug Reporting using Jira, Mantis Tracking Tools. - Performance testing project activities including requirements gathering, planning, designing scripts and creating test data and executing load tests.
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Testing
    Usability Testing
    Software QA
    Microsoft SQL Server
    Regression Testing
    Functional Testing
    Performance Testing
    Database Testing
    API Testing
  • US$15 hourly

    • 4.9/5
    • (62 jobs)
    A Goal-oriented and hands-on Senior IT professional, with more than 26 years of experience at handling all aspects and phases of software life cycle. I am hands-on - 1. In developing applications in Java / J2EE, Wordpress technologies. Worked on Spring, Struts and hibernate, Webharvest and OfBiz frameworks. 2. Manual testing, database testing and automation testing. The tools I have been using for automation include Selenium WebDriver, Selenium RC and Selenium IDE. 3. Experience in database migration, Web scraping, BOT development. Delivered many complex application successfully. I have strong domain and technology knowledge and experience which helps me in unleashing the possibilities that the cutting edge technology can bring for business. I have been providing development and testing solution and services covering all major modern platforms and technologies
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    J2EE
    Selenium
    Selenium WebDriver
    Data Scraping
    WordPress
    Java
    Database Testing
    Regression Testing
    Functional Testing
  • US$39 hourly

    • 4.9/5
    • (12 jobs)
    If you want to build a new project, add more features, debug issues, or test your applications, I'd be proud to be responsible for it. • I'm a full-stack web developer with over 6 years of experience. I've also been working as a freelancer for the last 3 years. During this time, I've done some projects, and the experience of working and interacting with +15 clients has been enjoyable for me because I've brought my clients closer to their business goals. • I'm comfortable working with Javascript frameworks for the front-end, such as ReactJs and Angular, and also ASP.NET and Node.js for the back-end. I can provide automated tests for your application to make sure the features are running correctly. • I've worked with many clients to develop enterprise projects in the fields of financial systems, automation systems (BPMS, ERP, Real Estate Management system), decentralized blockchain-based applications (ETH, SOL), e-commerce, etc., and I can be the best option for you to do your job in these fields. ⭕ Why should you hire me? ✔ My approach is publishing usable versions through the process to stay on the same page with my clients and give them a chance to review and send me feedback. ✔ I can offer solutions (for free) to improve user experience in your application. ✔ There are also 3 months of free support for the services that I provided to you. ✔ I will be available every day to give you updates on the project's status and will make sure that you are satisfied with the result. ⭐️ Top Rated Plus 👑 100% Job Success ⏱️ +6,600 working hours on Upwork. .
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Next.js
    Blockchain Development
    CSS
    C#
    JavaScript
    HTML
    Angular
    ASP.NET Core
    ASP.NET
    Entity Framework
    Web Development
    React
    Node.js
    .NET Core
  • US$20 hourly

    • 4.9/5
    • (78 jobs)
    ***********Available till 3PM EST**************** Highly skilled software development professional bringing 12+ years in software design, development and integrations using .NET frameworks. Experienced technical lead specialized in front end development and well versed in all the stages of software development life cycle Ability to collaborate closely with other development, quality assurance and operations teams Develop clear, concise and well-tested code as part of a wider team through pair programming and code reviews Work in a fast paced agile environment developing features planned as part of a road map I am trying to have a long-term relationship with my Clients Last years I am focusing on ASP.NET Core and Angular development. Back-end development: ASP.NET Core, C#, MS SQL, MongoDB, MySql, Node. Front-end: Angular, Bootstrap, Javascript, Feel free to contact me if you need any help implementing your ideas. Technologies and languages I have worked with: Back-end: - C# - ASP.NET MVC - ASP.NET WEB API - ASP.NET Core 3.1, 6.0,7.0,8.0 - .NET Standard 2.0 - ASP.NET Core Identity - 2FA - ADO.NET - Dapper - Entity Framework/Core - log4net - Elmah - Hangfire - SignalR - XML - XSLT - Linq - AutoFac - Glimpse - Auto Mapper - Swagger UI - URL Rewrite Module - MediatR - JWT - Dependency Injection - Serilog - Microservices Front-end: - MEAN Stack development - Angular 2-16 - JavaScript - JQuery - Kendo-UI - Highcharts framework - D3js framework - Ajax DBMS (Database Management System): - MS SQL - My Sql - MongoDB - CosmosDB - Redis - MS Access (VBA) Desktop application - Visual Basic - Windows Forms Reporting Platform: - Crystal Reports - Microsoft SQL Server Reporting Services (MS SSRS) API: - Google Maps - Google Drive - Facebook - QuickBooks - eBay Others: - Multi-threading - socket/network - IE Extensions - Amazon AWS - Docker platform
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    ASP.NET Web API
    Microsoft SQL Server Programming
    Angular 5
    C#
    ASP.NET Core
    LINQ
    ASP.NET
    ASP.NET MVC
    GitHub
    Azure DevOps
    React
    Bootstrap
    TypeScript
    SQL
    JavaScript
    jQuery
  • US$20 hourly

    • 4.9/5
    • (80 jobs)
    ✅ Upwork Certified All-Star Freelancer Gold Club Member with "TOP RATED PLUS" Badge who has successfully helped many Fortune 500 companies (Ford & Lincoln Motor Companies, DELL Inc, Citibank, SolarWinds etc) with their product delivery. ✅ Listed among TOP 1% of Successful Upwork Freelancers with an over "9x% Job Success" Badge. Expert in QA, Manual Testing, Automation Testing (using different kind of programming languages and frameworks), QA and Project Management, Product development. ✅ 20,000+ hours of exclusive Software Quality Assurance, Software, App Development and Testing experience on Upwork (5 STAR rating) and 7+ years of corporate experience in the field of Product development, QA and testing software ✅ A Full time Freelancer & Certified Advanced SQA Manager ✅ Completed 10+ Projects with 5 STAR Rating ✅ Logged 20,000+ valid defects in these projects ✅ 100% client satisfaction record ✅ 93% are repeated clients ✅ 7+ Years of extensive experience in Manual, Automated testing and Product development. ✅ Extensive experience in Agile/Scrum/Kanban/Lean methodologies ✅ 100% flexible, can work in any time zone ✅ Extensive experience in working as a skillful offshore service provider and have successfully delivered testing projects to client all over the world [USA, Australia, Netherlands, Switzerland, Canada, Russia, India etc]. ✅ Cross browser testing in most platforms, OS (Win 7, Win 8, Win 8.1, Win 10, Mac OS X) and web browser versions (IE, Chrome, Firefox, Safari, Opera). ✅ Mobile testing on latest versions of Android and iOS 8.1.1, iOS 9, iOS 10, iOS 11 (iPhone 7 Plus, iPad and iPad Mini with retina display) tablets, phablets (Samsung Galaxy Note, Galaxy S8, LG G Pro, Motorola G2, G3, Moto X Play) and other smartphones. ✅ IE Edge, IE11 down to IE7, Chrome, Opera, Firefox and Safari on desktop, Mac, tablet (Android browser, Safari and Chrome) and mobile phone (Android browser, Safari and Chrome). ✅ Vast experience in Test management tools like TestRail, ApTest Manager, BaseCamp, Rally, Asana, Assembla, Trello, XRay, Microsoft Test Manager and knowledge in automated testing tools (QTP, Selenium, Protractor, Cypress and in-house tools). ✅ Expertise in Administering and using Defect Management and Tracking tools, like JIRA, Github, Gitlab, Pivotal Tracker, Bugzilla, Mantis, Rally, BugHost, Asana, Assembla, Trello , BugTracker, uBugTrack etc. ✅ Very good at providing testing documentation in form of release docs, test matrices and Powerpoint presentations. ✅ Ability to attain a quick understanding of the FRS / SRS and generate adequate test cases to ensure *near* 100% coverage of requirements. ✅ In case, no concrete requirement document is available, can make use of Exploratory Testing skills to perform testing with excellent results. ✅ Good understanding of Software Development Life Cycle (SDLC) and Software Testing Methodologies. Possesses good Communication, Analytical, Problem solving and Documentation skills. ✅ Expertise in System testing, Functional testing, Acceptance testing, Database testing and Regression testing. More than 6 years of experience in Product Testing while working in Agile Environments (TDD, Scrum). ✅ Extensive experience in both web (with specialization in cross browser compatibility, Usability and UI testing, functionality testing, cookie testing, security testing, session testing, user authentication testing etc) and product-based applications. ✅ Designing and executing System, Functional, Acceptance, Smoke and Regression Test cases.
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Black Box Testing
    Automated Testing
    Software QA
    Selenium WebDriver
    Cucumber
    Performance Testing
    Protractor
    Functional Testing
    Software Testing
    Manual Testing
  • US$30 hourly

    • 4.8/5
    • (132 jobs)
    🥇 8+ Years of Experience in QA 🥇 Full coverage of the Testing processes for Web and Mobile projects 🥇 Clear test documentation 🥇 Smooth cooperation in Remote Teams ( Agile/Scrum/Kanban ) Performing such types of testing: ✅ Manual ✅ Automation ✅ Exploratory ✅ Functional ✅ System ✅ Regression ✅ BDD Testing ✅ IoT Testing Experienced in: - Reviewing software requirement specifications - Well versed with QA methodology and QA process to ensure high quality of software products - Identifying, creating, and implementing test scenarios, cases and scripts - Problem solver with advanced analytical and planning skills Technical expertise includes: 🔎 Management tools: Jira, Trello, Asana, Zephyr, TestRail 🔎 API testing: Postman, Swagger, cURL 🔎 Cross-browser testing: BrowserStack 🔎 VCS: Git, Github, GitLab, Bitbucket 🔎 Databases: SQL, MYSQL, Postgres 🔎 CI/CD: Jenkins, Azure DevOps/Pipeline 🔎 Performance/Load testing: JMeter, NeoLoad, Load Runner We're proud of our work experience with: - Startups: Ponddy Education, Homeroom, Garantme - SaaS platforms: Kronologic - eCommerce projects: GlobeIn - and a number of other great projects 📱 Huge number of iOS and Android devices to test compatibility against 💎 Automated testing 💎 Programming languages: JavaScript/Typescript, and 💎 frameworks: TestNG, JUnit, Selenium, Selenide, Maven, Rest-Assured, Ranorex, Cucumber, JQuery, JBDC, Webdriver.io, Taiko, Electron, SASS/LESS. 💎 Other tools: Spring boot, Allure, FireBug, Winium, Elmah, Sentry, New Relic, Google Analytics, Wireshark, Fabric, Microsoft Dynamics CRM, Drupal, Wordpress, Shopify. I'll be glad to ensure the software your team is developing is meeting the business needs, and running properly! Feel free to shoot me a message!
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Test Report
    Bug Tracking & Reports
    Cypress
    Automated Testing
    Web Testing
    Manual Testing
    Test Execution
    API Testing
    Jira
    Software Development
    Software QA
    Business Analysis
    Mobile App Development
  • US$40 hourly

    • 5.0/5
    • (76 jobs)
    **EXPERT VETTED BY UPWORK and among Top 1% talent on Upwork** I am a Full-Time Freelance IT consultant with more than 12 years of rich and varied experience in providing solutions to clients in various domains in the form of – • Full stack web application development • Enterprise applications development • Backend web services development • Desktop application development • Cloud infrastructure development I have extensive experience of developing applications in - Java, J2EE, Spring, JPA, Hibernate, Angular, Typescript and React Framework. BACKEND DEVELOPMENT - I have worked upon and developed backed of at least 100 different applications to date, which involves extensive experience working with Event Driven Architecture, Micro services architecture and Backend Web Services development. I also have strong hands-on experience and rely heavily upon TDD and BDD approach of Software development FRONT-END DEVELOPMENT - At the front-end, my expertise lies in working with – • JSP • JSF • Vaadin • JavaScript • HTML5 • CSS • Ajax • Bootstrap DESKTOP APPLICATION DEVELOPMENT - I have strong knowledge and experience of working with and developing Desktop applications using Java Swing and JavaFX. I have experience in developing applications for Mac, Windows as well as Linux. CLOUD INFRASTRUCTURE DEVELOPMENT - • 9x AWS Certified and "Microsoft Certified" Azure Solutions Architect Expert. • Extensive experience with using Docker, Kubernetes, Terraform. • Dockerisation and Orchestration, automating CI/CD Pipelines, VPN Setup, Monitoring and Logging, Cloud Cost Optimisation are my Forte. • Active user of AWS and Azure and excellent in picking cost-effective and secure solutions using these platforms. OTHER PROFICIENCIES - • Skilled in SQL as well as NoSQL programming. - Relational Databases - Postgres, MySQL, SQL Server, Oracle and DB2. - Non-Relational databases - MongoDB, DynamoDB • Skilled with ElasticSearch and Redis SOFT SKILLS – • Individualistic personality – who likes to find solutions. • Strong work ethic - my past work can vouch for this. • Positive attitude- comes in handy, while solving complex problems. • Excellent command over English language. • Excellent Communication skills. • Believes in Team work and joint efforts - can mingle into your current team easily. • Leadership skills - can lead and take up responsibility, even in difficult situations. • Highly dedicated personality - I don’t get bogged down by hiccups, and work to sail my way through them. As I am working in a highly dynamic field, so I keep updating myself with latest trends and developments in the field of software development, thus ensuring HIGH VALUE WORK for my clients. My technical capabilities, hardworking nature and past record of providing value to my clients can be vouched by client reviews on my profile. Thanks & Cheers!
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Cloud Computing
    CI/CD
    SQL Programming
    J2EE
    DevOps
    Microsoft Azure
    Amazon Web Services
    RabbitMQ
    Hibernate
    Microservice
    RESTful API
    Spring Security
    Spring Boot
    Spring Framework
    Java
  • US$70 hourly

    • 4.8/5
    • (25 jobs)
    I am a developer with good insights into Mathematics and Data Structures. When asked, I always see myself as a .Net Developer because of my affinity for the Microsoft platform, though I do pride myself on continually learning new languages, paradigms, methodologies, and topics. Additionally, I am Pluralsight and LinkedIn Learning Author, Microsoft Certified Trainer, and I create free programming tutorials for my YouTube Channel (youtube.com/c/dotnethow).
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Angular
    Azure DevOps
    C#
    JavaScript
    ASP.NET MVC
    TypeScript
    API Development
    .NET Core
    .NET Framework
    SQL
    Web Application
    ASP.NET Web API
    MVC Framework
  • US$35 hourly

    • 5.0/5
    • (1 job)
    Hello! My name is Roman, I'm results-oriented full-stack developer with excellent communication skills, as well as a deep understanding of web development processes. Working hard and having passion for building vital applications, I always provide high-quality code and do tasks on time. Respecting your time and efforts, I provide you with: 🔝 fast response 🔝 clean, tested and documented code 🔝 completely met deadlines and requirements 🔝 clear communication Best Regards, Roman.
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    TypeScript
    GraphQL
    NestJS
    Jest
    SQL
    Redux Saga
    Redux
    ExpressJS
    AWS Lambda
    JavaScript
    Node.js
    React
    PostgreSQL
    MySQL
    MongoDB
  • US$85 hourly

    • 4.8/5
    • (18 jobs)
    10+ years experience developing complex multi-tiered systems for finance, medical, and hospitality management. Strong analytical skills, allowing to take a project from prototype to production, while still retaining speed and maintainability.
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Software Design
    Software Architecture & Design
    XAML
    Requirements Specification
    Project Management Professional
    UI/UX Prototyping
    Business Analysis
    Windows Presentation Foundation
    C
    C#
  • US$20 hourly

    • 4.9/5
    • (47 jobs)
    Result-oriented Quality Assurance Engineer with a strong desire for quality and attention to details. I've worked as a QA for 5 years. I have experience in working in an Agile team, communication with developers and customers. ✅ Strong knowledge of the following technologies: * Types and levels of testing (functional, regression, smoke, performance, white/grey/black box, penetration, security testing, cross-browser and cross-platform testing, etc.). * Manual testing of web, desktop, mobile apps. * Creating required documentation (use case, checklist, test case, bug report, etc.) ✅ Tools: * Bug tracker and Project Management: Jira, TestRail, Asana, TeamWork * Test documentation: Jira Confluence, Notion * SQL and Databases: MySQL * API testing: Postman, Swagger, Burp Suite * Performance testing: Apache JMeter * Virtual machines: VMware, Virtual Box * Cross-browser testing tools: Browserstack * Designs: Figma * OS: Windows/MacOS/iOS/Android ✅ I can manage the projects from it's the initial phase to the last release
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Software QA
    SQL
    Test Report
    Cross-Browser Testing
    Test Execution
    Postman
    Functional Testing
    Test Strategy
    Web Testing
    Integration Testing
    Usability Testing
    Mobile App Testing
    API Testing
    Annotated Screenshot
  • US$35 hourly

    • 5.0/5
    • (55 jobs)
    Self-motivated QA Engineer with 10+ years of experience in testing. Experience with any types of testing, web automation (Python + Selenium). I have QA Lead experience (5 people team), organization of testing processes from scratch. Any types of testing documentation. I am ready to fully apply my experience, knowledge and skills to meet your needs.
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Automation
    API
    Quality Assurance
    Test Case Design
    Manual Testing
    Penetration Testing
    Automated Testing
    Software QA
    Selenium WebDriver
    Appium
    Test Management
    Python
    Web Testing
    Load Testing
  • US$45 hourly

    • 5.0/5
    • (29 jobs)
    QA veteran with over 15 years in the field. With me and my team, you’ll get on-demand QA services and a partnership that’ll last, so you won’t have to spend more needless time finding the right freelancer. We've executed thousands of test cases for our clients, so I’m confident that we can handle basically any job that comes our way. Specializing in Web Application Testing, Mobile App Testing, Automated Testing, Manual Testing, UI/UX testing, Functionality Testing, Performance testing, and Compatibility Testing. Preferred partner of Ghost Inspector. Love working in agile environments with a lot of movement. Send me a message and let's chat. -------------------- What we offer: Staff Augmentation ---- we'll integrate with your current team to test tickets as they come in from development and regression and smoke test before builds come out. Assessment and Design ---- assess your team's current QA strategy and plan what can be improved/streamlined. We'll make suggestions on where to automate and what tools to use - then we can execute the strategy. Manual QA Documentation ---- we'll execute comprehensive test cases, user flows, API testing and documentation in addition to security and penetration testing against the latest OWASP standards. Startup Special ---- we'll build an entirely new testing environment for startups without a QA team. We'll come in and support your development team, by designing and implementing automated testing strategies from the ground-up. This will help get your products released faster and more efficiently. Our stack: Tools ---- C/C++, C#, REST API, Wordpress, Java, SQL, iOS/Android simulators (and GennyMotion), Selenium, Maven, J-unit, Postman, Jasmine, Appium, TestComplete, TestRail, TRAC, JIRA, Cypress and more. Environments ---- Android, iOS, Web, Linux, Mac, and PC environments. Partners ---- Ghost Inspector, PractiTest, and more. Let's connect to go over: - Automated testing framework consultations - Provide a per-developer plan for manual and automated QA. - Work with your domestic or overseas resources to manage the QA pipeline. - Create and execute manual and automated test cases and scripts for mobile and web applications.
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Quality Assurance
    Selenium WebDriver
    Test Automation Framework
    Automated Testing
    Software QA
    Software Testing
    QA Engineering
    Manual Testing
    Functional Testing
    Regression Testing
    Web Testing
    Mobile App Testing
    Jira
    Performance Testing
    Usability Testing
  • US$28 hourly

    • 4.4/5
    • (123 jobs)
    ⭐️⭐️⭐️⭐️⭐️ EXPERT-VETTED FREELANCER - UPWORK TOP 1% Greetings & Welcome ! Thank you for landing on my profile. My work is my passion - Full Stack developer/programmer, specialized in MERN/MEAN Stack development, having 14+ years of extensive experience in this sphere. I’m responsible for website, portal & web application development, and building innovative, highly customized, robust, feature-packed, modular solutions, and designing/implementing new innovative features and functionalities I’ve successfully delivered a wide range of custom Full Stack development projects with eye-catching user-friendly UI design and high-end functionalities. I understand all aspects of developing web applications: design, architecture, development, and publishing. I am not only intending to deliver you Great and Cost Effective solution , Moreover, the way you wish to change this world through your business, I will contribute in it with success. *** Why Am I ? *** --- Have Master Degree in Computer Science & Engineering. --- 10 years of Versatile, Hands-On, Extensive & Real life experience in IT domain. --- Great communication & collaboration, Perfect delivery by deadline, Understandability of requirements & scope with precision. --- Have been active contributor to many successful projects & ventures. *** Some of My Upwork Achievements *** --- Top Rated --- Top 1% OF SUCCESSFUL Upwork (Formerly oDesk) FREELANCERS. --- 100% Job Success. --- 70% Repeated Clients. --- More than 20000+ of Massive Working hours. ✅ Complete list of expertise areas: Front-end ReactJS / Angular (TS) / Angular.js / Next.js Back-end Node.js / Express.js / Hapi / GraphQL / Microservices Database MS SQL / MySQL / MongoDB / PostgreSQL / DynamoDb CSS (Graphic "wrappers") Bootstrap / Angular Material / TailWind / CSS / SCSS / LESS / Build system Gulp / Grunt / Webpack Package Manager NPM / Yarn / Bower / Nuget PM Web server configuration Apache / IIS / AWS Version control Git (GitHub / BitBucket / GitLab / Azure) / SVN / Mercury Task Manager Azure DevOps / Jira / Asana / Trello / Pivotal Tracker / Notion / Monday.com Let’s build a great product together. It will be my pleasure to work on your exciting project and perform a good job solving professional tasks. Thanks and Regards, Divyesh Bhalala
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Amazon Elastic Beanstalk
    AWS CloudFront
    Serverless Computing
    Firebase
    React Native
    Tailwind CSS
    AWS Lambda
    Laravel
    GraphQL
    AWS Amplify
    React
    Node.js
    Azure DevOps
    MongoDB
    Next.js
  • US$25 hourly

    • 4.9/5
    • (74 jobs)
    🔥 I am an Experienced IT professional with more than 14 years of extensive hands-on expertise in the field of Computer Science. ✅Server Side Languages: PHP, Ruby, Node.JS, GoLang, Python ✅JavaScript: jQuery, Angular 2+, React.JS, Vue.JS, Quasar, Express.js, Nest.js, Next.js ✅Testing: PHPUnit, PHPSpec, Behat, Codeception, Jasmine, Mocha, Karma, Cypress ✅Frameworks + CMS: Laravel, Symfony, Ruby on Rails, Drupal, CakePHP, Wordpress, Code Igniter ✅DataBase: SQL Server 2008, MySQL, MariaDB, MongoDB, PostgreSQL, NoSQL (Redis, MongoDB) ✅Cross-platform Mobile app development: Ionic, React-Native, Flutter ✅DevOps : Jenkins, Bitbucket Pipelines, CircleCI, Vagrant, Docker, GIT, SVN ✅Servers : DigitalOcean, Linode, Amazon, Heroku, GCP, Azure ✅AWS : EC2, S3, RDS, DynamoDB, Elastic Cache, SQS, CDN, Lambdas, Step Functions, ECS ✅Caching: Configured Caching component of Applications for Load Balancer environment using: Memcache. ✅Machine Learning: OpenAI, ChatGPT, GPT-3, GPT-4, Langchain I love to work efficiently and don't waste clients' money on tracking meetings, research, or simulating work. I am passionate about delivering high-quality code, and I take pride in writing clean, efficient, and reusable code that enables scalability and optimal performance. Get in touch with me to get started today.
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    OpenAPI
    Large Language Model
    LLM Prompt Engineering
    FastAPI
    Django
    Python
    Angular
    Vue.js
    Symfony
    Laravel
    WordPress
    Ruby on Rails
    React
    Node.js
    PHP
  • US$30 hourly

    • 5.0/5
    • (9 jobs)
    I am a highly skilled Full Stack Developer with over 9 years of experience specializing in the latest front-end and back-end technologies, including C#.NET, ASP.NET Core, .NET 8, React, JavaScript, TypeScript, Node.js, etc. My expertise spans across various domains, and I am passionate about creating high-quality web applications. I am dedicated to delivering exceptional results and seamlessly integrating into workflows for long-term collaborations. Key Skills: - Frontend Development: React, Next.js, JavaScript, TypeScript, HTML5, CSS3, JQuery - Backend Development: C#.NET, ASP.NET Core, .Net 6, Web API, MVC - Database Management: PostgreSQL, Microsoft SQL Server, Entity Framework, ADO.NET, MongoDB, SQL-Azure - Cloud Computing: Azure, AWS, Cloud Application Development, Cloud Management - Software Development: Custom Software Development, SaaS Development, Application Development - Testing and Development Practices: Unit Testing, Test-Driven Development (TDD) - Other Tools and Technologies: Node.js, Telerik, Typesense, Retool, Cloudinary, Imgix, Strapi, Adbulter, Matomo - Microsoft Certified Solutions Associate (MCSA): Web Applications
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Web Service
    React
    JavaScript
    TypeScript
    Amazon Web Services
    PostgreSQL
    ASP.NET Core
    ASP.NET Web API
    SQL
    C#
    MongoDB
  • US$25 hourly

    • 3.8/5
    • (13 jobs)
    I am always on the lookout for the training of new trends and technologies, it helps me keep myself updated with the latest trends. Known for creating robust, high-speed web and mobile apps, my web development work has helped grow revenues, accelerate customer acquisition, increase web traffic and deliver an industry-leading competitive advantage. Here, I would like to highlight my competencies: Methodologies and Other * Agile/Scrum * TDD/BDD * Providing and working with code reviews * Git/Github for repo management, CI tools, and workflows for server deployment, issue tracking * Able to pick up new skills quickly, happy to help in a wide range of roles My Credentials: - Excellent grasp of Vanilla JavaScript - Experience with other JavaScript Frameworks - Strong React and Next web experience - Experience with server side rendering using Remix and Next - Experience integrating Web applications with an existing RESTful JSON API and JavaScript - Understanding of Component-based architecture - Developed integrated web application systems - Developed e-commerce systems for various companies - Comprehensive knowledge of HTML, CSS, Bootstrap, JavaScript, and jQuery - Designing knowledge of CSS, LESS, SAAS, Tailwind and used Material-UI, Antd. sementic-UI, Bootstrap and ReactStrap - High level experience at Testcase (Jest, Enzyme, Snapshot) - Expert-level command on Node.js(express and other frameworks) - Sound knowledge of ReactNative - Experience with RESTful APIs - Familiar with MySQL, Rabbit MQ, AWS and Linux In view of my work experience, I think I can swiftly surpass your expectations. I look forward to discussing the project in further detail. Thank you in anticipation
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    GraphQL
    Responsive Design
    API Development
    RESTful API
    HTML5
    Tailwind CSS
    Git
    Redux
    ECMAScript
    Node.js
    JavaScript
    React
    Jest
    React Native
  • US$36 hourly

    • 5.0/5
    • (41 jobs)
    • Visa Status - Canadian Permanent Resident holder. • Total 10+ years in IT industry. • Executed Roles of Scrum Master, Project Manager, Agile Coach. • Certified in PMP, PMI-ACP,PSM1,PSPO1,AZ-104,AZ900, LSSGB,Kanban, Hold dual bachelors degree one in Engineering and other in Physics. • Highly skilled in Project Management and implementing Scrum framework. • Proficient in tools like MS project, Jira, Azue Devops Board, kanban board. • Executed IT projects in Quality Assurance Testing and Cloud implementation. • Have in-depth knowledge in SQL, Microsoft Azure.
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Project Management
    Kanban Methodology
    Azure DevOps
    Agile Software Development
    Regression Testing
    Business Analysis
    Project Management Professional
    User Stories
    Figma
    Kanban Board
    Defect Tracking
    Wireframing
  • US$25 hourly

    • 4.9/5
    • (19 jobs)
    Hi There, I am an expert level Web application developer, I have been working in the software industry for over 8 years, My strengths include C#,Asp.Net (MVC) and Angular. I also have extensive AWS experience working with services including EC2, DynamoDB, Lambda functions, RRS, Event Bridge, SES, Route53 and AWS Lightsail. I have created alot of event driven solutions with WSO2, Message Queues, Business Process, ESB as well. My software development experience includes developing desktop applications, Dashboards, Surveying Software's, websites, and applications of various types and Large Scale Web Systems. Looking forward to hearing from you!
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    MVC Framework
    WSO2
    API Development
    Amazon EC2
    DevOps
    Web Development
    API Integration
    ASP.NET MVC
    Entity Framework
    ASP.NET Core
    ASP.NET
    Microsoft SQL Server
    Microsoft IIS
    C#
  • US$67 hourly

    • 4.9/5
    • (65 jobs)
    Experienced Full-Stack Developer specializing in building robust web applications using JavaScript, Python, Java, or GoLang. I excel in both front-end and back-end development, with a strong focus on delivering scalable, efficient, and high-quality solutions. Ready to tackle your next project with a commitment to excellence and timely delivery.
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Big Data
    Terraform
    AWS Glue
    Django
    Golang
    Google Cloud Platform
    Git
    GraphQL
    DevOps
    JavaScript
    React
    Flask
    Machine Learning
    Python
  • US$25 hourly

    • 4.7/5
    • (40 jobs)
    🏆 TOP-RATED PLUS FREELANCER DEVELOPER 🏆 100% Job Success 🏆 10+ years of Industry working experience I bring over 10 years of experience to the table, building custom web applications, mobile apps, CRMs, ERPs, and complex web solutions that perfectly match your needs. My expertise spans: • Full-Stack Development: I handle the entire development process, from user-friendly interfaces (HTML5, CSS3, Bootstrap, JavaScript) to robust back-end logic (PHP, Laravel, Symfony, Node.js). • RESTful APIs & Integrations: I design, develop, and integrate APIs to ensure seamless communication between your applications. • Cloud Platforms: Leverage the power of AWS, Google Cloud, and others for scalable solutions. • Modern Tech Stack: I stay fluent in the latest technologies, including popular frameworks (React, Vue.js, Angular.js) and libraries (jQuery, Socket.io). I speak the language of modern development. • Databases: MySQL, PostgreSQL, MongoDB - I'm comfortable with a variety of database solutions. • CMS Development & Customization: Creating websites using WordPress, WooCommerce and Shopify. • Live Streaming & Video Mastery: Implement engaging live streaming experiences with FFMpeg, VideoJS, and other advanced tools. I can also create custom video players to enhance user engagement. What I can do for you: • Develop custom web & mobile applications from the ground up. • Design and integrate RESTful APIs to connect your applications seamlessly. • Build eLearning platforms, dynamic eCommerce marketplaces, business websites and more. • Optimize application performance and provide ongoing maintenance to ensure a smooth user experience. • Deliver captivating live streaming solutions and custom video players to boost user engagement. Ready to turn your vision into reality? Let's discuss your project and build something amazing together! Please review my specialized profiles for detailed tech stacks.
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Shopify Development
    WordPress Development
    Web Development
    Node.js
    Plugin Development
    Ecommerce
    Full-Stack Development
    API Development
    Laravel
    CMS Development
    Sylius
    WooCommerce
    Symfony
    PHP
    Vue.js
  • US$20 hourly

    • 5.0/5
    • (31 jobs)
    With more than 9 years experience as Software Tester, I am adept in test case creation, user requirements understanding. I am excellent at: - Creating test case for new product development - Working with developers to track backlog items. - Investigating defects, reproducing problems, and documenting findings. - Overseeing team workload and assigning testing tasks. - Creating Automation Test using Selenium with Java, C#, protractor with jasmine, Cypress, WebdriverIO - Creating Performance Test using Jmeter In addition to my experience and personal qualities, I have leadership experience and a passion for software testing. And I am trying to improve my skills and knowledge.
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    Automated Testing
    Test Results & Analysis
    Software Testing
    Integration Testing
    Usability Testing
    Web Testing
    Test Case Design
    Regression Testing
    Performance Testing
  • US$70 hourly

    • 4.7/5
    • (107 jobs)
    Qualified Full Stack Web Developer with 10 years of experience. I can help you with: - websites (custom-crafted and built on CMS); - apps; - SaaS platforms. Back-End ✔ MEAN (MongoDB, Express.js, Angular, and Node.js), MERN (MongoDB, Express.js, React, and Node.js); ✔ Python (Django, Flask, Tornado), Data Transferring; ✔ Restful API (Google APIs, Payment Processing, etc.); ✔ MySQL, PostgreSQL, MongoDB, etc.; ✔ Payment Gateways: PayPal, Stripe, Braintree, Wirecard, etc.; ✔ Server setup. Front-End ✔ HTML5/CSS3(W3C standard); ✔ Javascript (Angular, Ember.js, React JS/React Native, Node.js, Ajax, jQuery); ✔ Mobile-friendly layout coding; ✔ Front-end frameworks (Bootstrap, Tachyons, etc.) ✔ Cross-browser compatibility. Have any questions? Send me a message :)
    vsuc_fltilesrefresh_TrophyIcon Unit Testing
    FastAPI
    NoSQL Database
    NodeJS Framework
    AWS Lambda
    Flask
    Vue.js
    SaaS
    Web Development
    Node.js
    React
    Amazon Web Services
    Python
    SQL
    Django
    JavaScript
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