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Freelance Testing Developer - Avaiya Laleet
Freelance Testing Developer5.0 (131 reviews)

* Experienced Software Engineer with 7+ years of experience in designing and developing highly scalable software products for enterprise ecosystems. * Proficient in **AWS** and **GCP**, leveraging services like AWS Lambda, API Gateway, and Kubernetes for deployment and orchestration. * Designed systems with event-driven architecture. * Supporting various web applications built in React and Angular. Equally capable of leading teams and delivering directly, Laleet has worked with hundreds of developers from different organizations to solve their technical problems and bugs. He learns fast, communicates well, welcomes challenges, and has excellent debugging skills.

Freelance Testing Developer - Vasiliy Bondarenko
Freelance Testing Developer5.0 (2 reviews)

* Improving software development lifecycle (SDLC) * Improving code quality * Code auditing and reviews * Setting up guidelines to improve your code quality * System architecture * Cybersecurity * Consulting for crypto-projects LinkedIn profile: [https://www.linkedin.com/in/vasiliy-bondarenko/](https://www.linkedin.com/in/vasiliy-bondarenko/)

Freelance Testing Developer - Sourav Paul
Freelance Testing Developer5.0 (51 reviews)

Sourav is a Senior Software Developer at IBM Research Lab. He is working as a Full-Stack Developer in building highly scalable, resilient distributed systems. Sourav will help you with to prepare coding interviews, System Design for FAANG and other top product companies Have been passionately solving Leetcode, HackerRank, Codechef, Codeforces, Codesignal problems, and enthusiastically solving problems with the analysis of space... ♛ Career Domain - ▪️ Data structures & algorithms. ▪️ Large-scale distributed systems(HLD/LLD). ▪️ E2E Backend system architecture(API Gateways/LB/Cache/DB/Messaging Queues/Microservices). ▪️ REST APIs/Data Streams/Batch Jobs/Event-driven systems. ▪️ Java/Rx/SpringBoot/Hibernate/MySQL/Cassandra/Docker/Kubernetes/CICD/Git/Cloud. ▪️ Software engineering mentorship to the freshers/experienced professionals. ♛ Key Responsibilities - ▪️ Building scalable quality software solutions by designing, writing code, and unit tests through consistent development practices with a focus on continuous integration/continuous deployment, continuous monitoring, and automated testing(TTD/BDD). ▪️ Debugging software components, identifying code defects, and remediating the buggy flow. ▪️ Participating in code reviews and collaborating on best practices with colleagues. ▪️ Enabling the deployment, support, and monitoring of software across test, integration, and production environments. ▪️ Identifying opportunities for adopting new technologies. ▪️ Demonstrating increased self-reliance to achieve team goals. Influencing team members with creative changes and improvements by challenging the status quo and demonstrating risk-taking. ▪️ Effectively interpreting technical & business objectives, functional/non-functional requirements, involved challenges, and articulating solutions. ▪️ Collaborating with a team of Engineers, Scrum Master, and Product Owner to effectively achieve objectives by clearly communicating ideas and concepts. ▪️ Mentoring and guiding junior team members to success within the team. ▪️ Interviewing college grads/senior engineers as part of global hiring events across the org. ```Feel free to reach out for anything related to,``` ▪️ Software Design/Development/Prototyping/Pair coding. ▪️ Web Technologies/API design/Code reviews. ▪️ Career development/Consulting/Training/Mentorship/Interviews in technology/DSA/System Design. ▪️ Business Idea and its transformation into technology.

Freelance Testing Developer - Guillermo Herrero
Freelance Testing Developer

Software Engineer | Mentor | IT Consultant With over a decade of experience in software development and more than 7 years mentoring engineers at all levels, I specialize in helping developers write clean, scalable code and master modern technologies. I've worked with top organizations like Thales Group, Allianz, and the Austrian Ministry of Interior, delivering hands-on training in Clean Code, Agile, Software Architecture, and Microservices. As a mentor, I’ve guided students in Java, Spring Boot, Flutter, React, and more, helping them level up their careers with clear explanations, real-world insights, and practical coding examples. Whether you're a beginner looking to break into tech or an experienced developer refining your skills, I can help you write better code, solve complex problems, and gain confidence as a developer.

Freelance Testing Developer - Marcin Wosinek
Freelance Testing Developer5.0 (6 reviews)

I'm an experienced software developer that worked on a wide range of projects: * frontend development in Angular/AngularJS, * CI/CD set up in GitLab and GitHub Actions, * Next.js websites.

Freelance Testing Developer - Emmanuel Bartile Kapkusum
Freelance Testing Developer5.0 (7 reviews)

`Python (Django)`, `PHP (Laravel, Wordpress), ReactJs (Javascript)`, `Flutter (Dart) and` `3X Certified Salesforce Consultant` `(Dart)` with 5+ years dedicated expertise in end-to-end application development. Proficient in harnessing Python frameworks including Django, Flask, Pandas, Tensorflow, and Microservices. Skilled in AWS, GCP, Heroku Cloud platforms, combined with frontend expertise in React.js. Well-versed with databases like MySQL, PostgreSQL, MySQL, and MongoDB. Utilizes robust communication and collaboration capabilities to ensure projects resonate with client goals efficiently and sustainably. `**Key Strengths & Qualifications:**` * **Full Stack Expertise:** Proficient in frontend and backend development, with a focus on creating seamless user experience and scalable server-side applications. * **Backend Mastery:** Extensive experience in Python language programming, enabling the development of efficient and maintainable backend systems, Restful APIs, and microservices using Django, Flask, TensorFlow, LLAMA and Numpy. * **Frontend Proficiency:** Skilled in modern frontend technologies, including JavaScript ES6, React, Angular and Vue, allowing for the creation of responsive and user-friendly interfaces. * **Database Management:** Experienced in designing and optimizing databases on PostgreSQL & Oracle, to ensure data integrity and high-performance data retrieval. * **Cloud Expertise:** Proficient in deploying applications on major cloud platforms such as AWS, Azure, and GCP, with knowledge of containerization (Docker, Kubernetes). * **Agile Leadership and Version Control:** Good understanding of agile software development principles & techniques and proficiency in version control system like Git. * **Security and Scalability:** Committed to building secure and scalable applications, implementing best practices for load balancing, fault tolerance, and system performance. * **Code Quality:** Passionate about writing clean, maintainable code and conducting thorough code reviews to uphold quality standards. * **Problem solving and Troubleshooting:** Strong analytical and problem-solving skills to identify and resolve technical issues efficiently. * **Communication and Collaboration:** Effective communication and collaboration skills to work with cross-functional teams and stakeholders. * **Continuous Learning and Adaptability:** Willingness to stay updated with the latest industry trends & technologies and comprehensive ability to quickly adapt to new challenges and technologies.

Freelance Testing Developer - Kennedy
Freelance Testing Developer5.0 (786 reviews)

Full stack engineer with experience writing clean, testable and efficient code. My interests include **Android**, **C#**, **JavaScript**, **Kotlin**, **Python**, **Swift**, **CI/CD**, testing and open-source contributions. I am passionate about mentoring, writing and teaching.

Freelance Testing Developer - Siva sambatur
Freelance Testing Developer

Experience in embedded systems(Automotive, Avionics, Rail and medical domain ) as developer/Testing, Programming Languages - c, c++, python Tools/ software packages - GTest/Gmock, RTRT, LDRA, Unit testing, Integration Testing, MS office, static code analysis, QAC, lint, polyspace, MISRA 2012 c/c++ standards, project planning

Freelance Testing Developer - David Schoutens
Freelance Testing Developer5.0 (32 reviews)
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Full-stack software craftsman and technical leader with over 15 years of experience. Equally adept at system design, programming, technical leadership, mentorship, and business collaboration. Have a wide breadth of technical experience, but specialize in backend API development, relational databases, and web applications. Passionate about simplicity and efficiency. I have worked at over a dozen companies large and small, in a handful of different domains. Also participated in hundreds of interviews, about half-and-half as the interviewer and the interviewee. I have given dozens of talks and training sessions on a variety of topics, mostly focusing on distributed systems, caching, and testing. My top skills are Java, SQL, testing, and refactoring. I have experience with formal academic and professional mentorship, and would love to help you skill up, solve a problem, or just nerd out with you today!

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Frequently asked questions

How long do Testing projects normally take?

The length of a project depends on many factors, including the scope of your project and the technical complexity of it. When you post a freelance Testing project request on Codementor, you’ll have the option to indicate when you’d expect the project to be completed. We suggest chatting with the interested developers to ensure both sides are on the same page. For more information on how to post a freelance Testing request on Codementor, check out our article.

How much does it cost to hire a freelance Testing developer?

We don’t charge anything when you post a freelance hiring request for Testing developers! You’ll have the chance to determine what the budget for your project is when you post the request. You’ll only need to pay the developer if you’re 100% satisfied with their work. Please know that Codementor charges a small service fee when a developer completes the job.

What makes Codementor Testing developers different?

We do a comprehensive technical and communications screen of all Testing developers at Codementor. Our network includes book authors, popular open source contributors, top Stack Overflow users and engineers at top tech companies. In addition, to continually ensure the quality of our freelancers, we regularly check in on existing Testing developers’ user satisfaction rates.

What happens if I’m not happy with the freelancer’s work?

As a platform, we strive to ensure you’re always happy with your Testing project’s results. If you’re unsatisfied with the results, you can choose to get a refund for the project. Additionally, you can contact our support team should you need any further assistance with your project.

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