Job Description
Senior Software Engineer
Job Location:  Bangalore
Location Flexibility:  Primary Location Only
Req Id:  2580
Posting Start Date:  11/14/25

Fujitsu’s R&D vision is to create cutting-edge technologies that support society and prioritize the flow of data. Our five key technologies are essential elements for collecting data from all parts of society, transporting it over ultra-high-speed and secure networks, analyzing it with trusted AI, converting it into value, and returning it to society. Central to realizing our strategy and vision are the people behind our R&D initiatives. We strive to foster top-notch talent in the innovation process by nurturing skilled individuals equipped to advance this cause with originality and dedication.

Fujitsu’s R&D team is strategically located in Japan, North America, Europe, Israel, India, and China to leverage the expertise of global talents to create cutting-edge technologies. Fujitsu’s trusted technologies are aligned with the UN's Sustainable Development Goals (SDGs) to promote sustainability while protecting the planet. Through open innovation, co-creation, and startup collaboration, Fujitsu's trailblazing technologies underpin the transformation process, working with customers and Fujitsu businesses to solve real-world problems in today's digital society.

Website: https://www.fujitsu.com/global/about/research/

 
 

Role Purpose 

We are seeking a result-oriented Software Developer with expertise in Generative AI & Large Language Models to design & develop solutions powered by Fujitsu’s new processor, which help solve real-world challenges facing society and businesses across different industries. The role involves building and optimizing LLM, LVM & LMM. The ideal candidate will have knowledge, experience, and passion for both AI models/applications and hardware/software system & should be skilled in back-end development, high-performance computing, AI framework engineering on modern CPU-based architectures. 

Responsibilities 

  • Improve and analyze performance of Generative AI & LLM software applications. 

  • Enable and optimize OSS/ISV applications for Fujitsu’s new processor, starting with LLM-related applications. 

  • Develop new algorithms for ML/DL frameworks, tuning technologies and working on software based on the proposed approaches using AI framework engineering. 

  • Improve and analyze performance of Generative AI & LLM Models for inferencing and fine tuning. 

  • Understanding of AI model optimization techniques such as operator fusion, quantization & Sparsity. 

  • Solid understanding of hardware & software systems 

  • Troubleshooting, debugging, and fixing bugs and upgrading software/applications. 

  • Writing technical documentation 

  • Learning continually, sharing knowledge, and fostering exchange of skills 

  • Working using agile methods (planning meetings, review meetings, standup meetings, development, etc.) 

  • Working on multiple projects at once while keeping focused on project timeline 

 

Key Performance Indicators 

  • Number of software applications enabled and optimized for Fujitsu’s new processor. 

  • Number of software applications with improved performance 

  • Development of new software technologies 

Experience 

You will be able to demonstrate that you have: 

  • A degree in Computer Science, Engineering, or a related field (Master’s/MTech or PhD preferred) 

  • Minimum 5 years’ experience in SW development, Deep Learning & AI Frameworks. 

  • Proficiency with fundamental back-end server-side languages such as Python & C/C++. 

  • Knowledge in neural compression & quantization techniques such as pruning & knowledge distillation 

  • Knowledge of LLM Fine tuning & training techniques (PEFT, LoRA, QAT etc. are preferred) 

  • Knowledge and experience related to AI Agents, RAG & RLHF Techniques. 

  • Familiarity with Inference runtimes ONNX Runtime, OpenVINO. 

  • Experience with Deep learning frameworks such as PyTorch, TensorFlow, JAX, Llama.cp & vLLM. 

  • Experience in software development in agile approach 

  • Strong debugging skills using profiling tools (PyTorch Profiler, TensorFlow Profiler, perf). 

  • Excellent writing, verbal communication, and teamwork skills 

 

Preferred Experience: 

You will be able to demonstrate that you have: 

  • Knowledge of hardware-aware optimizations (oneDNN, XLA, ROCm, MLIR, SparseML). 

  • Contributions to open-source community 

  • Publications in International forums / conferences / journals 

  • Knowledge and experience in Cloud service (Azure/AWS) features such as Functions, VM, Container, DevOps (CI/CD) 

  • Great skills in evaluating performance and security of software applications and delivering solutions which are efficient and performant. 

Relocation Supported:  Yes
Visa Sponsorship Approved:  No