Senior Test Specialist
Poland
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Job Description
Senior Test Specialist
Others, Podlaskie

Job Summary

We are looking for a Senior C++ / PyTorch AI Framework Engineer to develop and validate software for PyTorch and AI workloads running on hardware accelerators. 

The role requires strong systems/software engineering capability, ownership of complex implementation and debugging activities, and contribution to design and technical decisions.

Key Responsibilities

  • Design and implement features for PyTorch and AI framework software. 

  • Develop software enabling deep-learning workloads on hardware accelerators. 

  • Analyze complex C++ and Python code paths. 

  • Perform root-cause analysis of framework and product defects. 

  • Implement/debug framework functionality and deep-learning operators. 

  • Ensure mathematical correctness and numerical stability. 

  • Develop and maintain unit/integration tests. 

  • Investigate software and performance regressions. 

  • Work with dedicated hardware/test platforms. 

  • Identify cross-component dependencies. 

  • Contribute to software design and implementation roadmaps. 

  • Perform/review code changes. 

  • Provide technical guidance to other engineers. 

  • Collaborate with globally distributed engineering teams. 

Skill Requirements

  • Strong professional C++ software-development experience. 

  • Good/strong Python programming. 

  • Strong Linux development and debugging. 

  • Good understanding of deep-learning frameworks. 

  • Excellent software debugging and root-cause analysis. 

  • Unit/integration-testing experience. 

  • Git/source-control experience. 

  • Ability to independently own complex engineering problems. 

  • Good written and spoken English. 

  • Ability to work onsite in Gdańsk when hardware/laboratory access is required. 

Other Requirements

  • Strong hands-on PyTorch/framework internals experience. 

  • ATen / tensor operations / custom operator development. 

  • GPU or hardware-accelerator software development. 

  • CUDA, SYCL, oneAPI, ROCm or OpenCL. 

  • Intel GPU / Gaudi / Habana experience. 

  • Kernel/operator development. 

  • Numerical computing and floating-point precision/stability. 

  • Performance analysis/profiling. 

  • CMake / complex C++ build systems. 

  • Open-source or upstream framework contributions. 
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Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 223,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending June 2026 totaled $14.8 billion.