Performance QA Team Lead (World of Warships, PC)

Job Overview We are looking for a Senior Performance QA Engineer with experience in GameDev to join our World of Warships PC team. This position is open in our Belgrade or Nicosia office . In this role, you’ll focus on performance testing and automation, helping us identify performance bottlenecks and ensure a smooth and stable experience for our players. You’ll work closely with QA and development teams to investigate, analyze, and improve game performance. If you’re enjoy sharing your expertise and learning from others, and want to contribute to the quality of a large-scale PC game, we’d love to hear from you. Reports to Lead Automation QA Engineer What will you do? Develop and maintain automated tests for functional, performance, and stability testing on Python Develop and maintain core functionality of the automation framework Analyze automated test results and investigate failures Performance testing and profiling of game client and backend services Maintain documentation for existing automated tests, frameworks, and tools Collaborate with other teams and provide support based on automated test results Participate in the development and maintenance of CI/CD pipelines and related tools Work with different teams as internal customers, understand their needs, and provide automation solutions Participate in code reviews and contribute to improving automation code quality What are we looking for? 3+ years of experience in Performance Testing or Performance QA 3+ years of experience in Automation QA or a similar position 1+ year of commercial experience in Python-based automated testing, including writing performance test suites using pytest Experience in Performance testing tools and frameworks (k6, load testing, profiling tools) Experience in analyzing and optimizing game performance (PC games) Experience with Elasticsearch for log collection and analysis Experience with CI/CD systems (Jenkins, TeamCity) Knowledge of PC architecture basics and component interaction

Tenstorrent is leading the industry on cutting-edge AI technology, revolutionizing performance expectations, ease of use, and cost efficiency. With AI redefining the computing paradigm, solutions must evolve to unify innovations in software models, compilers, platforms, networking, and semiconductors. Our diverse team of technologists have developed a high performance RISC-V CPU from scratch, and share a passion for AI and a deep desire to build the best AI platform possible. We value collaboration, curiosity, and a commitment to solving hard problems. We are growing our team and looking for contributors of all seniorities. Join Tenstorrent’s AI IP software team and help customers bring AI workloads to products built on Tenstorrent technology. In addition to building our own hardware platforms, Tenstorrent offers AI acceleration IP that customers can integrate into their own SoCs. You’ll work directly with those customers to help bring models into Tenstorrent workflows, answer technical questions, and solve integration challenges. This is a broad, hands-on software role spanning models, compiler and runtime workflows, and AI IP. This role is hybrid, based out of Belgrade, Serbia. We welcome candidates at various experience levels for this role. During the interview process, candidates will be assessed for the appropriate level, and offers will align with that level, which may differ from the one in this posting. Who You Are A strong software engineer who enjoys working across a broad technical stack and learning new tools and workflows quickly. You have a working understanding of machine learning fundamentals and common model architectures, especially computer vision models and large language models. You don’t need to be an ML researcher or an expert in every architecture. A practical problem-solver who can turn customer questions and ambiguous requirements into clear investigations and workable solutions. A collaborative communicator who enjoys workin

Tenstorrent is leading the industry on cutting-edge AI technology, revolutionizing performance expectations, ease of use, and cost efficiency. With AI redefining the computing paradigm, solutions must evolve to unify innovations in software models, compilers, platforms, networking, and semiconductors. Our diverse team of technologists have developed a high performance RISC-V CPU from scratch, and share a passion for AI and a deep desire to build the best AI platform possible. We value collaboration, curiosity, and a commitment to solving hard problems. We are growing our team and looking for contributors of all seniorities. We’re looking for a Field Application Engineer who’s wired for AI/ML, fluent in real-world problem-solving, and excited to build with the people actually using what we make. You will collaborate closely with the sales team and enterprise customers, leveraging your deep technical knowledge in AI to drive the adoption of our products and solutions. This is a customer-facing role that requires both technical expertise and excellent communication skills to convey complex technical concepts to non-technical stakeholders. This role is remote or hybrid based out of Belgrade, Serbia. We welcome candidates at various experience levels for this role. During the interview process, candidates will be assessed for the appropriate level, and offers will align with that level, which may differ from the one in this posting. Who You Are You’ve lived in the AI/ML trenches, whether as a field engineer, a solutions architect, or the one tapped in when things needed to “just work.” You speak both machine and human. Whether it’s a researcher or a skeptical executive, you know how to break things down and bring them to life. You’re fired up about generative models, LLMs, and the edge of what’s possible when software meets purpose-built silicon. Work directly with customers in meetings, presentations, and workshops to understand their technical challe

Tenstorrent is leading the industry on cutting-edge AI technology, revolutionizing performance expectations, ease of use, and cost efficiency. With AI redefining the computing paradigm, solutions must evolve to unify innovations in software models, compilers, platforms, networking, and semiconductors. Our diverse team of technologists have developed a high performance RISC-V CPU from scratch, and share a passion for AI and a deep desire to build the best AI platform possible. We value collaboration, curiosity, and a commitment to solving hard problems. We are growing our team and looking for contributors of all seniorities. We are seeking a Software Driver Developer to create reference drivers for our AI-IP in a reference system. You will also support our AI-IP customer optimizing our reference driver into our customer specific systems. This role is hybrid, based out of Belgrade, Serbia. We welcome candidates at various experience levels for this role. During the interview process, candidates will be assessed for the appropriate level, and offers will align with that level, which may differ from the one in this posting. Who You Are Deep systems engineer with 7+ years of experience in device drivers or low-level systems programming. Strong proficiency in C and C++ with a solid understanding of hardware-software interfaces. Hands-on experience developing Linux kernel drivers, including kernel architecture, debugging, and kernel-space/user-space interactions. Experience developing drivers for high-speed I/O or interconnect technologies such as PCIe; PCIe driver development is strongly preferred. Familiar with user-mode and kernel-mode driver models and understands that Linux kernel driver development differs meaningfully from bare-metal or RTOS-based driver development. What We Need Design and evolve the driver layer that provides high-performance APIs for Tenstorrent devices. Develop and maintain user-mode and kernel-mode drivers for Te

Tenstorrent is leading the industry on cutting-edge AI technology, revolutionizing performance expectations, ease of use, and cost efficiency. With AI redefining the computing paradigm, solutions must evolve to unify innovations in software models, compilers, platforms, networking, and semiconductors. Our diverse team of technologists have developed a high performance RISC-V CPU from scratch, and share a passion for AI and a deep desire to build the best AI platform possible. We value collaboration, curiosity, and a commitment to solving hard problems. We are growing our team and looking for contributors of all seniorities. Tenstorrent is looking for an EMEA Payroll Specialist to manage and strengthen payroll operations across Europe, with primary responsibility for Serbia and support for Poland and additional EMEA countries as the business grows. This role will own the day-to-day execution of monthly payroll activities in partnership with ADP Celergo, in-country payroll providers, HR, Finance, Treasury, and Tax. The ideal candidate is highly detail-oriented, comfortable working across multiple countries and time zones, and motivated to improve payroll controls, data quality, reporting, and automation. This role is hybrid, based out of Belgrade, Serbia. We welcome candidates at various experience levels for this role. During the interview process, candidates will be assessed for the appropriate level, and offers will align with that level, which may differ from the one in this posting. Who You Are You bring 3+ years of payroll operations experience, ideally supporting multiple EMEA countries or a regional payroll environment. You are highly organized and detail-oriented, with the judgment to manage multiple payroll calendars, time zones, deadlines, and competing priorities independently. You have hands-on experience working with external payroll providers and multi-country payroll platforms, with ADP Celergo experience strongly preferred. You understan

Tenstorrent is leading the industry on cutting-edge AI technology, revolutionizing performance expectations, ease of use, and cost efficiency. With AI redefining the computing paradigm, solutions must evolve to unify innovations in software models, compilers, platforms, networking, and semiconductors. Our diverse team of technologists have developed a high performance RISC-V CPU from scratch, and share a passion for AI and a deep desire to build the best AI platform possible. We value collaboration, curiosity, and a commitment to solving hard problems. We are growing our team and looking for contributors of all seniorities. Tenstorrent is building next-generation AI compute. The Kernel Development and Optimization team develops the performance-critical kernels that unlock the full capability of our hardware across ML and HPC workloads. This role is hybrid based out of Belgrade, Serbia. We welcome candidates at various experience levels for this role. During the interview process, candidates will be assessed for the appropriate level, and offers will align with that level, which may differ from the one in this posting. Who You Are A strong C++ systems engineer with experience writing performance-critical or low-level software. Comfortable reasoning about concurrency, synchronization, latency hiding, and compute versus memory trade-offs. Data-driven in your approach, using profiling and benchmarking results to guide optimization decisions. Effective at debugging complex runtime or kernel-level issues in large codebases. Structured thinker who can break down ambiguous performance problems into measurable experiments. What We Need Engineers who can design, implement, and optimize GPU-style kernels such as matrix multiplication, attention primitives, and data-movement operations. Clear ownership of performance, from identifying bottlenecks to delivering measurable throughput improvements. Contribution to host-side orchestration code and parallelizati