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Search for Senior Full-stack QA Engineer for AI Development

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JetBrains s.r.o. logo
Full-time|On-site|Belgrade, Serbia; Berlin, Germany; Limassol, Cyprus; Munich, Germany; Paphos, Cyprus; Prague, Czech Republic; Warsaw, Poland; Yerevan, Armenia

Join JetBrains, a pioneer in software development tools, as we create an innovative AI-native platform that revolutionizes developer workflows, enhances team collaboration, and strengthens organizational governance. This ambitious project represents a significant commitment to our vision for the future of software development, seamlessly integrating with exi…

Mar 12, 2026
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Renesas Electronics Corporation logo
Full-time|On-site|Belgrade

Role overview Renesas Electronics Corporation is seeking a Senior QA Engineer in Belgrade. The role centers on both full-stack development and automation-heavy testing, helping ensure software is dependable and meets high quality standards. What you will do Design and build automated test frameworks for software products Create and carry out thorough test plans Collaborate with cross-functional teams to identify and resolve software issues Support ongoing efforts to improve software quality and performance Team culture This group values technical skill and close teamwork. The team is dedicated to producing software that consistently meets demanding standards for quality and customer satisfaction.

Apr 22, 2026
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Renesas Electronics Corporation logo
Full-time|On-site|Belgrade

Role Overview Renesas Electronics Corporation is seeking a Senior QA Engineer with a strong background in full-stack and backend systems. This position is based in Belgrade. What You Will Do Identify software issues and contribute to their resolution Design and maintain test plans for new and existing products Work closely with cross-functional teams to develop and implement effective testing strategies Help ensure the reliability and quality of software releases Support quality assurance processes that align with current development practices Who We’re Looking For Experience with both full-stack and backend development environments Strong problem-solving skills and attention to detail Ability to collaborate with engineers, product managers, and other stakeholders Background in designing and executing test plans

Apr 14, 2026
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Xsolla logo
Full-time|On-site|Serbia

Join our dynamic team as a Senior Full-Stack Engineer at Xsolla, where you will play a pivotal role in designing and developing innovative software solutions. This position offers an exciting opportunity to work on diverse projects in a fast-paced environment.

Mar 18, 2026
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acumatica logo
Full-time|On-site|Belgrade

Join our dynamic team at Acumatica as a Senior Full Stack Developer, where you'll play a pivotal role in shaping the future of our reporting tools. Your responsibilities will include:Developing comprehensive reporting tools and engines, encompassing both backend and frontend components.Creating intuitive web interfaces, UI controls, and design tools for configuring and editing various reporting applications.Architecting new functionalities and taking ownership of feature implementation.Providing technical direction in the reporting domain and engaging in code reviews.Collaborating with product managers and business analysts to design product features related to reporting.Working with technical support teams to address support incidents, investigating and resolving issues as they arise.Enhancing and optimizing the existing codebase for better performance and maintainability.

Jun 18, 2025
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easygo logo
Full-time|On-site|Belgrade, Serbia

Join easygo, an innovative Australian technology leader behind renowned brands such as Stake, KICK, and Twist Gaming. As we expand our engineering operations in Belgrade, we are seeking a Senior Full Stack Engineer to become an integral part of our Internal Empowerment team. In this role, you will contribute to the creation and enhancement of the platforms that power our global products.About the TeamYou will be part of a newly established engineering team that is responsible for developing and maintaining internal platforms, services, and integrations, ensuring that Easygo teams can function effectively and at scale.Your team will manage essential internal systems and represent Easygo's digital front door, minimizing reliance on external resources and eliminating delivery bottlenecks for operational teams. By overseeing these platforms from concept to execution, your team plays a crucial role in facilitating business operations and ensuring that Easygo's technology and online presence embody the innovation within the company.Who We’re Looking ForWe are in search of a Senior Full Stack Engineer who is passionate about ownership, collaboration, and problem-solving in a way that empowers teams across the organization.You are a seasoned engineer who prides yourself on creating high-quality, scalable systems across the tech stack and can communicate effectively with a wide range of technical and non-technical stakeholders. You flourish in an environment that values autonomy, accountability, and teamwork.You are adept at working across the stack—designing and developing backend services and APIs, while also collaborating closely with frontend engineers to contribute to user-facing functionalities as necessary.Additionally, you are comfortable navigating various problem domains over time, adapting to new technical contexts as business priorities evolve. You tackle challenges pragmatically, striving to understand the business needs behind technical requests and selecting solutions based on context rather than applying a one-size-fits-all methodology.Key ResponsibilitiesDesign and implement high-performance software solutions in line with project requirements and company standards.Build and maintain solutions with a strong emphasis on code quality, scalability, and long-term maintainability.Enhance the performance, reliability, and resilience of existing services by addressing bottlenecks and technical debt.Own services from inception to delivery, ensuring high standards of quality, security, and operational readiness.Collaborate closely with cross-functional teams to deliver optimal solutions.

Jan 21, 2026
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lavendo logo
Contract|$42K/yr - $42K/yr|Remote|Belgrade

About the CompanyJoin a pioneering SaaS company that is transforming data privacy and security for enterprises globally. With a strong foothold in the market and partnerships with Fortune 100 companies, our client is at the forefront of privacy technology, leveraging AI, machine learning, and advanced analytics to shape the future.The MissionOur client is dedicated to fostering a better society by promoting robust data protection legislation, diligently safeguarding customer data, upholding individual privacy rights, and building trust between businesses and their clients through increased transparency.The OpportunityAs a Remote Full Stack Developer (PHP), you will be responsible for designing and developing scalable SaaS solutions that secure user data and streamline compliance for enterprise clients around the world. Working closely with technical leads and the executive team, you will have the freedom to impact technical choices, spearhead feature development, and contribute to innovative products that are redefining the privacy sector.What You'll DoDevelop secure, high-performance web applications and APIs using JavaScript, React, and Node.jsCreate efficient algorithms and enhance applications for high-traffic SaaS environmentsImprove application performance, security, and browser compatibilityCollaborate with a distributed engineering team to deliver key features on tight deadlinesLead the technical implementation of complex interfaces and influence architectural decisionsFoster a culture of continuous learning, innovation, and knowledge sharingWhat You BringBachelor's degree in Computer Science or a related field (mandatory)4+ years of experience as a Full Stack Developer or with JavaScript/React/Node.jsStrong knowledge of object-oriented programming and proficiency in Linux command lineExperience building scalable, load-balanced web applications and RESTful APIsAbility to thrive in fast-paced, small team environments with competing prioritiesSolid expertise in Java, PHP, C++, or C, along with frontend frameworks (ReactJS, jQuery, Bootstrap)

Mar 10, 2026
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JetBrains s.r.o. logo
Full-time|On-site|Belgrade, Serbia; Berlin, Germany; Limassol, Cyprus; Munich, Germany; Paphos, Cyprus; Prague, Czech Republic; Warsaw, Poland; Yerevan, Armenia

At JetBrains, we are passionate about coding. Since our inception in 2000, we have dedicated ourselves to developing the most powerful and efficient developer tools available. By automating routine checks and corrections, our tools enhance productivity, empowering developers and businesses to innovate and excel.IntelliJ IDEA transformed the Java development landscape in 2001, being the first IDE to introduce automated code refactoring. It continues to lead the charge in software innovation, boosting productivity for thousands of developers daily. Beyond Java, IntelliJ IDEA supports various significant programming languages, including Ruby, Groovy, Scala, Python, JavaScript, Objective-C, PHP, and Kotlin.We are currently on the lookout for a dedicated Full-Stack QA Engineer to join our dynamic IntelliJ IDEA team on an exciting new project – the IntelliJ LSP initiative. This role emphasizes adaptability, multitasking, and a hands-on approach to maintain high quality while facilitating rapid product iterations.

Feb 19, 2026
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HeadQuarters logo
Full-time|Remote|Remote — Serbia

HeadQuarters supports US cannabis companies by building tools for finance, sales operations, and logistics. The team helps clients manage the demands of a rapidly changing industry. Role overview This remote Full-Stack Developer position is open to candidates based in Serbia. The role involves designing, developing, and maintaining web applications across both frontend and backend. Collaboration with colleagues from different specialties is central to delivering secure, scalable, and reliable products. What you will do Design and build web applications for both client and server sides Maintain and improve existing systems Work with cross-functional teams to deliver solutions that meet business needs Ensure applications remain secure and scalable as they grow Location and hours Remote role based in Serbia Work hours follow the EST time zone

Apr 21, 2026
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BlueCat Networks logo
Full-time|On-site|Belgrade

Have you heard of BlueCat? We are a pioneering force in the dynamic field of Intelligent Network Operations, transforming the way organizations manage their networks. Our innovative model connects essential core services with profound insights into network health and performance, enabling businesses to adapt to change with confidence. Our Intelligent NetOps platform is the first of its kind, integrating systems of understanding and change to empower teams to enhance agility and reduce risks associated with rapid changes, all through a unified management lifecycle that spans provisioning to proactive troubleshooting.At BlueCat, we pride ourselves on our award-winning culture, which is a cornerstone of our identity. We are honored to have received numerous accolades, including the prestigious 'Great Place to Work' certification. Joining our team means becoming part of a company that stands at the forefront of technological innovation and a recognized leader among Canada’s top workplaces in categories such as Technology, Today's Youth and Women, and Mental Health and Inclusion.We are seeking a Senior Full Stack Developer who specializes in building modern web applications. In this role, you will create high-quality, high-performance user experiences and develop the API services that drive essential workflows. You will collaborate within a small Agile team, working cross-functionally to influence the technical direction of our products.

Mar 10, 2026
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JetBrains s.r.o. logo
Full-time|Hybrid|Belgrade, Serbia; Berlin, Germany; Limassol, Cyprus; Madrid, Spain; Munich, Germany; Paphos, Cyprus; Prague, Czech Republic; Warsaw, Poland; Yerevan, Armenia

Role Overview JetBrains is hiring a QA Engineer to support quality and performance for AI assistant features across several locations in Europe. This role centers on testing and improving AI-driven product capabilities, working closely with developers and product managers to maintain high standards for users.

Apr 20, 2026
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Bosch Group logo
Temporary|On-site|Beograd

Join Bosch Group as a Medior Python Full Stack Developer in a temporary role. This position offers an exciting opportunity to leverage your Python expertise in developing robust web applications. You will collaborate with a dynamic team, contributing to both front-end and back-end development, ensuring a seamless user experience. If you're passionate about coding and eager to work in a stimulating environment, we want to hear from you!

Mar 25, 2026
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Unlimit logo
On-site|On-site|Belgrade

Join Unlimit as an AI Quality Assurance Engineer, where you will play a pivotal role in ensuring the highest quality standards for our innovative backend systems and user-friendly interfaces that manage card transactions from start to finish. In this dynamic position, you will not only perform testing but will also integrate quality assurance deeply into our payment infrastructure, guaranteeing reliability, precision, and compliance in our high-volume, cloud-native environment. Be part of a team that is dedicated to breaking down financial barriers and facilitating seamless money movement across borders.

Jun 23, 2025
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JetBrains s.r.o. logo
Full-time|On-site|Belgrade, Serbia; Berlin, Germany; Limassol, Cyprus; Munich, Germany; Paphos, Cyprus; Prague, Czech Republic; Warsaw, Poland; Yerevan, Armenia

At JetBrains, we are dedicated to crafting the most powerful and efficient developer tools available globally. Our products empower developers to innovate, explore, and create with ease. Over eight million developers worldwide accelerate their workflows with our tools, allowing them to focus on design and the broader objectives, leading to more imaginative and impactful outcomes.We are in search of a skilled QA Automation Engineer to join our Dev Environments team. In this role, you will play a crucial part in ensuring the quality and reliability of WSL, Docker, Kubernetes, Dev Containers, and other virtualized development environment tools within the IntelliJ-based product family.As a QA Automation Engineer, your responsibilities will extend beyond writing tests; you will:Enhance the team's confidence in product quality: Your automation efforts will enable quicker iterations while preserving stability.Collaborate with QA Engineers to foster a quality-centric culture: You will champion testability and quality throughout the development lifecycle.Tackle complex challenges: Testing developer tools will provide opportunities to engage with intricate technical scenarios and showcase your strong analytical skills.

Feb 26, 2026
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JetBrains s.r.o. logo
Full-time|Remote|Belgrade, Serbia; Berlin, Germany; Limassol, Cyprus; Munich, Germany; Paphos, Cyprus; Prague, Czech Republic; Warsaw, Poland; Yerevan, Armenia

Join JetBrains, a company dedicated to creating the most powerful and effective developer tools globally. Our products empower over eight million developers, enabling them to enhance their workflows, focus on design, and produce innovative results.Our remote development capabilities transform traditional IDE-heavy processes by leveraging robust remote servers, allowing developers to work from anywhere while enjoying enhanced security, stability, and performance.We are seeking a dedicated QA Automation Engineer to become a vital part of our Remote Development team. This role is essential in ensuring that our software meets the highest standards of quality, which is crucial for engineers worldwide.You will collaborate closely with QA Engineers to design and implement automated testing scenarios that identify issues before they affect our users. Your work will involve expanding automated test coverage, monitoring test executions, and optimizing our automation processes.

Feb 27, 2026
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Wargaming.net logo
Full-time|On-site|Belgrade

Join the Wargaming team as a QA Engineer for our acclaimed game, World of Warships, on PC. In this role, you will play a crucial part in ensuring the quality and performance of our game through rigorous testing and analysis. Collaborate with a talented team to identify and resolve issues, contributing to the overall player experience.

Mar 6, 2026
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Wargaming logo
Full-time|On-site|Belgrade

Join Our Team as an Automation QA Engineer!Wargaming is seeking a talented Automation QA Engineer to contribute to the World of Warships: Legends project at our Belgrade office. As part of the QA Automation Team, you will be pivotal in writing new tests and maintaining existing ones, ensuring the highest quality in game development. Our mission is to automate game testing across various platforms, including consoles and mobile devices, while developing high-load, reliable, and reusable test scenarios.

Jan 27, 2026
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Wargaming.net logo
Full-time|On-site|Belgrade

Join our dynamic team as a Senior Automation QA Engineer at Wargaming, where you will play a crucial role in ensuring the quality of our highly popular game, World of Warships. You will be responsible for designing and implementing automated tests, working closely with developers to enhance our testing frameworks, and collaborating with cross-functional teams to deliver a seamless gaming experience.

Mar 31, 2026
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SMG Swiss Marketplace Group logo
Full-time|On-site|Belgrade

About the RoleWe invite you to become a part of our dynamic team as a Full Stack Engineer at our Belgrade office. Here, you will play a pivotal role in revolutionizing the Swiss real estate market by contributing to our innovative technology stack, which incorporates both cloud-based and on-premises solutions. You will collaborate with a diverse group of talented engineers from around the world, all eager to share their insights and support your growth as a professional.About the PositionAs part of our team, you will work on a Swiss online real estate platform designed to streamline apartment rentals. This platform connects tenants with landlords and property managers, facilitating a seamless experience from initial listings to managing viewing appointments and processing digital applications. Your contributions will enhance the efficiency of the rental process for all stakeholders.You will create, implement, test, and deliver new features that provide tangible benefits to our users.You will foster knowledge sharing and lead technical discussions within the team.You will transform high-level ideas and requirements into actionable solutions.You will take ownership of your services, managing everything from development and testing to delivery and monitoring.You will collaborate with other engineering teams to ensure the robustness of our microservices architecture.You will challenge existing paradigms and continuously seek to enhance the architecture, code quality, and tools to deliver exceptional software.Our Tech StackOur frontend utilizes various technologies, including Vue.js and React, with Typescript as the primary programming language. This encompasses a mix of client-side, server-side, pre-rendered, and hybrid web applications, with some services employing Django templates alongside React written in Typescript.The backend architecture features services built with Node.js and Typescript, adhering to a serverless and microservices pattern in AWS, utilizing services like Lambda, DynamoDB, SQS, SNS, and S3. Additionally, our Python and Django Framework services operate as a modularized monolithic architecture within Docker containers on-premise.Monitoring is primarily conducted through Datadog and Sentry.Our codebase and services are thoroughly documented using Backstage.

Jan 15, 2026
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Neo Group logo
Full-time|On-site|Belgrade, Vojvodina, Serbia

Join our flourishing team at Neo Group, where we are on a mission to foster innovation and deliver advanced, data-driven solutions. We are currently seeking a Middle-Senior QA Engineer to enhance our Engineering Department.Key Responsibilities:Execute comprehensive manual test cases to ensure product quality.Maintain and update test documentation to reflect current standards.Conduct functional and regression testing to validate software performance.Support and innovate testing tools to improve testing efficiency.Collaborate effectively with R&D teams, contributing to high-quality product delivery.Stay informed about competitive products and integrate that knowledge into our benchmarking efforts.Engage with architects to verify that designs follow architectural guidelines and best practices.

Dec 2, 2025

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