Senior Quality Assurance Engineer - Frontend Development Team

Acumatica is looking for a Senior Quality Assurance Engineer to join the Frontend Development Team in Belgrade. This position focuses on upholding high quality standards for software products through careful testing and collaboration. Role overview The Senior Quality Assurance Engineer works alongside developers and product managers to find and resolve bugs, improve performance, and support a smooth user experience. Attention to detail and a proactive approach are essential in this role. What you will do Test frontend software to identify issues and verify fixes Work with team members to address bugs and suggest improvements Contribute to optimizing application performance Help maintain a high level of customer satisfaction through quality releases Requirements Experience in quality assurance for frontend software Strong collaboration skills with developers and product managers Commitment to delivering reliable and user-friendly solutions

At CompStak, we are revolutionizing the commercial real estate industry by providing access to accurate and transparent data, enabling faster and more informed deals. Our platform aggregates hard-to-find information and makes it readily available for our members. Location: Belgrade, Hybrid (Currently, we operate three days per week in the office, subject to change)As a Senior Frontend Engineer, you will play a pivotal role in developing our Exchange & Enterprise applications, which are essential for our customers to search properties, analyze markets, and make data-driven decisions. You will be a key contributor to enhancing the user experience for thousands of users and will directly influence the performance and usability of our product.Join our small, experienced frontend team and help shape the main consumer-facing applications that empower our clients.

Easygo, a leading Australian technology firm, powers globally recognized brands such as Stake, KICK, and Twist Gaming. As we expand our engineering capabilities in Belgrade, we are seeking a Senior Software Quality Engineer to join our Data and Integration Infrastructure team. This is an exciting opportunity to influence the platforms and systems that drive our products worldwide. About the Team You will become part of a dynamic engineering team that accelerates product and service teams working on KICK. The team is tasked with creating and maintaining shared platform capabilities that enhance the reliability, consistency, and developer experience across the platform. Our team is responsible for foundational components such as event pipelines, schema governance, service gateways, and notification delivery. These systems ensure reliable communication between KICK's services, with accurate, observable, and analytics-ready data flows across the platform. By delivering robust and well-architected platform primitives and templates, we play a pivotal role in shaping how KICK is developed and scaled, optimizing workflows, minimizing redundancy, and establishing a solid foundation for reliable integrations and data-driven decision-making. Who We’re Looking For We are in search of a seasoned Senior Quality Engineer to guarantee the reliability, scalability, and safety of KICK's core platform systems. This role involves collaborating closely with engineers to integrate quality practices throughout the development lifecycle, ensuring that platform components—like event pipelines and service gateways—are robust, testable, and safe for use by teams across KICK. If you are driven by the desire to enhance system reliability, facilitate rapid and assured software delivery, and thrive in a collaborative, high-impact engineering environment, this position offers a chance to shape the quality foundations of the KICK platform. Key Responsibilities: Integrate quality practices within Agile product teams while implementing the broader QA strategy across the SDLC. Work closely with developers, product managers, and designers to establish acceptance criteria, refine testability, and maintain a unified understanding of quality objectives. Engage in code reviews and technical design discussions, providing insights on testability, risk, and quality impact early in the development cycle. Identify testing risks and devise appropriate testing strategies for critical system components.

Join our dynamic team at BlueCat Networks as a Senior Quality Assurance Specialist. In this role, you will play a pivotal part in ensuring the highest quality of our software solutions. You will work closely with development teams to identify, document, and resolve defects, while also participating in the design and execution of test plans.Your expertise will help us deliver robust and reliable products to our customers, enhancing their experience and satisfaction with our services.

Role overview Ergomed seeks a Senior Quality Assurance Manager to lead its Quality Assurance department in Belgrade. This leadership role ensures compliance with industry standards and regulatory requirements, supporting the company's focus on high standards in both pharmacovigilance and quality assurance. Main responsibilities Develop, implement, and monitor quality assurance processes and systems. Collaborate with teams throughout the company to drive continuous improvement. Ensure all activities align with current industry standards and regulatory requirements. Impact of the role The Senior Quality Assurance Manager shapes the quality culture at Ergomed. This position plays a central role in maintaining excellence as the company grows, ensuring high standards and supporting effective pharmacovigilance operations. Location This position is based in Belgrade.

Role overview Xsolla seeks a Lead Quality Assurance Engineer based in Serbia. This role guides quality assurance activities to help ensure software products meet high standards for both quality and performance. What you will do Oversee quality assurance processes for software releases Apply established testing methodologies to maintain product quality Collaborate with developers and product managers to shape testing strategies Support improvements to development and QA workflows Lead and mentor members of the QA team Requirements Background in software quality assurance and testing methodologies Demonstrated leadership skills within QA or engineering teams Ability to work collaboratively across engineering and product functions

Rivian and Volkswagen Group Technologies combine the strengths of two major automotive players to build technology for electric vehicles. Their joint team develops everything from operating systems to cloud connectivity, aiming to advance software-defined vehicles on a global scale. With a strong background in connectivity, artificial intelligence, and security, the company is shaping a more intelligent and connected future for mobility. Role overview This Software Engineering Intern - Quality Assurance position is part of the Navigation and Mapping Quality Assurance team in Belgrade. The internship focuses on testing advanced mapping software that supports electric vehicles. Both manual and automated testing methods are used to maintain high software standards. What you will do Test new and existing mapping software features to help ensure quality Identify software issues and confirm that fixes resolve them Work with teams from different disciplines to deliver dependable solutions Requirements This role suits candidates interested in software testing and quality assurance for automotive technology. Collaboration and attention to detail are important for success in this internship.

Join our dynamic team at Xsolla as a Senior Frontend Software Engineer, where you will play a crucial role in developing innovative solutions for the gaming industry. Collaborate with cross-functional teams to design, implement, and optimize user-friendly interfaces that enhance the gaming experience. Your expertise in modern frontend technologies will be pivotal in driving our projects forward.

Join Acumatica as a Quality Assurance Engineer Intern and become an integral part of our dynamic research and development team. You will collaborate with talented professionals to design and implement scalable, production-grade cloud-based ERP, CRM, and other web applications leveraging Microsoft technologies (.NET, C#, MS SQL Server) for clients worldwide. This summer internship spans 3 months, requiring a commitment of 40 hours per week. You will be based in our Belgrade office located at Skyline Afi Tower (Kneza Miloša 88a, Skyline offices, building C (the tallest tower), 2nd floor).Your Responsibilities:Contribute to Test Design, Test Case preparation, and Test Data creation.Conduct manual testing of new features.Analyze and enhance test coverage.Develop and maintain automated tests.Execute automated regression tests and analyze results.Perform issue analysis and reporting.Technologies, Tools, and Environment:Automation Tools: Selenium WebDriver, C#.Source Control System: GIT/STASH/BAMBOO;Bug Tracking System: JIRA;Database Management Tools: MS SQL/MySQL.

JetBrains has built developer tools since 2000, focusing on efficiency and automation to help engineers work smarter. The JetBrains Cloud Platform (JCP) team develops cloud services that let organizations manage JetBrains products, track AI usage, and handle billing in one place. Role overview The Performance Quality Assurance Engineer (JCP Core) will help strengthen the reliability and scalability of distributed systems at JetBrains. This role centers on performance testing and analysis to make sure the platform remains stable as it grows. Locations Belgrade, Serbia Berlin, Germany Limassol, Cyprus Madrid, Spain Munich, Germany Paphos, Cyprus Prague, Czech Republic Warsaw, Poland Yerevan, Armenia What you will do Design and execute performance tests for cloud-based and distributed systems Analyze results to identify bottlenecks and stability issues Work with the JCP team to improve system reliability and scalability This position offers the chance to contribute to the core of JetBrains’ cloud platform, supporting the adoption of AI-driven development tools across organizations.

Join the dynamic team at Wargaming.net as a Content Quality Assurance Engineer for our hit game, World of Warships: Legends. In this role, you will ensure the highest quality standards for our in-game content, conducting thorough testing and providing valuable feedback to enhance the player experience. Your keen eye for detail and passion for gaming will contribute significantly to the success of our titles.

Planner 5D develops intuitive home design software used by over 100 million people in 230 countries. The platform allows anyone to create and customize living spaces, whether on Web, iOS, Android, Windows, or MacOS, no professional design background needed. This Manual Quality Assurance Engineer role is based in Belgrade. The QA team plays a key part in delivering a dependable experience for users across all supported devices and operating systems. Collaboration and initiative are valued, and the team welcomes individuals from a range of backgrounds who want to influence the future of home design technology. What you will do Test Planner 5D’s cross-platform applications to help maintain a smooth user experience Collaborate with colleagues across time zones and disciplines Contribute ideas to improve quality and reliability for millions of users What sets Planner 5D apart Global user base, with reach in nearly every country Products available on Web, iOS, Android, Windows, and MacOS Community-driven culture and a diverse, international team Commitment to making home design accessible and enjoyable Planner 5D seeks Manual Quality Assurance Engineers who bring fresh ideas and enjoy working in a collaborative setting. Team members are encouraged to take initiative and help shape reliable tools for a worldwide audience.

Easygo is a leading Australian technology powerhouse that drives innovative solutions for prominent global brands like Stake, KICK, and Twist Gaming. As we expand our engineering footprint in Belgrade, we are in search of a Staff Frontend Engineer to spearhead the development and implementation of our Web Platform function, which will be pivotal in establishing a robust foundation for frontend development across our organization. About the Team This newly formed team will be the cornerstone of KICK’s web experience, and you will be the inaugural hire, responsible for architecting and developing the frontend platform. Your team will oversee critical components that empower product teams to deliver exceptional, consistent user experiences, which include: Shared frontend architecture and frameworks Design systems and component libraries Performance optimization and observability tools Frontend infrastructure and developer tools Frontend engineers are integrated into stream-aligned teams that focus on delivering product features. As the organization scales, the need for shared standards, tooling, and platform capabilities becomes essential. This team is being established to fulfill that need, allowing other teams to operate more efficiently with greater consistency and higher quality. As the first member of this team, you will play a crucial role in defining the direction, establishing initial standards, and promoting alignment across the frontend ecosystem. In time, you will help to grow and evolve the team, enhancing its impact on the organization. Who We’re Looking For We seek an experienced Staff Frontend Engineer who excels in dynamic, fast-paced environments and is eager to construct a platform function from the ground up. You are a candidate who: Focuses on systems, platforms, and enabling capabilities rather than just single features Can function both as a technical leader and a functional owner Enjoys cross-team collaboration, influencing peers without direct authority, and fostering alignment Strikes a balance between hands-on engineering, mentorship, and strategic planning This role transcends coding; it demands strong leadership, stakeholder management, and organizational influence. Key Responsibilities: Define and lead the frontend platform strategy, architecture, and long-term vision Establish and refine standards, patterns, and best practices for frontend development across teams Act as the technical and functional leader for the frontend platform

About the RoleAs a Senior Frontend Engineer, you will take on a pivotal technical leadership role with significant influence across our Real Estate division. Your work will be essential in shaping and advancing the frontend architecture that powers our portals, developing shared frontend solutions utilized by various teams, and coordinating intricate cross-team initiatives.Your Responsibilities Will Include:Driving the evolution of our Real Estate frontend architecture to meet future needs, establishing and enhancing SLAs/SLOs, and proactively identifying potential impacts across systems in collaboration with senior engineers and principals.Designing and developing shared frontend libraries, components, and tools (e.g., design systems, performance tools) that are widely adopted by internal teams, with a focus on practical, reusable solutions and promoting their usage.Leading multi-system refactors and migrations (e.g., framework upgrades, cross-product harmonization), breaking them down into manageable, actionable components, and coordinating with engineers, product teams, and other stakeholders.Serving as the primary contact across teams and locations for frontend-related topics, influencing the development of web experiences within the Real Estate organization.Providing mentorship and coaching to other engineers through structured guidance, pair programming, and feedback, aiding in their professional development and addressing any skill gaps within the organization.Promoting a constructive feedback culture, assisting team members in navigating difficult conversations and conflicts in a positive, solution-oriented manner.Identifying and advocating for improvements in team and inter-team processes that enhance focus, quality, and efficiency when necessary.While you will still engage in coding, your impact will be equally measured by how you enhance the productivity of others as by your individual contributions.Your Daily ActivitiesYou will be a member of a dedicated product team, balancing your time between product delivery and leadership responsibilities based on current priorities.Innovating, designing, implementing, and deploying frontend-focused engineering solutions for our Real Estate products, from initial discovery through to production.Taking ownership of the comprehensive technical vision for key user journeys such as Homegate and Immoscout24, ensuring a strong emphasis on performance, accessibility, UX quality, and reliability.Leading cross-team frontend initiatives (e.g., shared design system enhancements, cross-brand UI harmonization, performance budgets, or observability patterns). Detecting and addressing technical bottlenecks that affect core user journeys.Identifying and addressing technical bottlenecks that impede performance in core user journeys or create build-time inefficiencies, advocating for their resolution.

Lifted An Upwork Company is hiring a Serbian Audio Transcription & Quality Assurance Specialist in Belgrade. This position centers on transcribing Serbian audio content and checking the accuracy of completed transcripts. Role overview This specialist will handle both audio transcription and quality assurance tasks. The work involves listening to audio recordings, converting them into written form, and reviewing transcripts for correctness and consistency. Collaboration with team members is a regular part of the job to maintain high standards for client deliverables. What you will do Transcribe Serbian audio files into clear, accurate text Review and verify transcripts to ensure they meet required quality levels Work with colleagues to address feedback and maintain consistency across projects

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.

Join our dynamic Crawler team at Perplexity as a Senior Backend Software Engineer. In this pivotal role, you will be responsible for designing, developing, and managing systems that handle the ingestion, processing, and management of vast web-scale data to support our cutting-edge search technologies. This is a high-impact engineering position that requires a blend of backend and frontend expertise within our data acquisition stack.Key ResponsibilitiesLead the development of large-scale web crawlers, ingestion pipelines, and data processing systems.Construct, maintain, and optimize vital backend and frontend components for crawler services, including storage solutions, data retrieval functions, and UI dashboards for effective data management.Work closely with Search and Infrastructure teams to ensure efficient and high-quality ingestion and processing of billions of web pages.Architect and implement full-stack features and scalable distributed systems capable of handling high loads and real-time data operations.Experiment with innovative approaches to rapidly enhance system performance, usability, and reliability.QualificationsAt least 5 years of software development experience with a solid understanding of data structures and algorithms in languages such as Python, C++, Rust, or Go.Experience in developing large-scale web crawlers is highly preferred.Demonstrated expertise in building, deploying, and optimizing high-load, distributed services.Strong knowledge of cloud infrastructure, particularly hands-on experience with Kubernetes (K8s) and AWS.A passion for writing clean, efficient, and scalable code.

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

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.

At Tenstorrent, we are at the forefront of pioneering AI technologies that are reshaping performance benchmarks, user experience, and cost-effectiveness. In this new era of AI-driven computing, our solutions must adapt to integrate advancements in software models, compilers, platforms, networking, and semiconductors. Our innovative team has successfully developed a high-performance RISC-V CPU from the ground up, fueled by our enthusiasm for AI and a strong commitment to crafting the premier AI platform. We appreciate collaboration, curiosity, and the desire to tackle complex challenges. As we expand our team, we invite contributors of all experience levels to join us.In the realm of next-generation AI computation, our Kernel Development and Optimization team focuses on creating the essential performance-critical kernels that fully utilize our hardware capabilities for ML and HPC tasks.This position is hybrid, based in Belgrade, Serbia.We encourage applicants with a range of experience levels. During the interview process, we will evaluate candidates to match them with the appropriate level, which may vary from this posting.