Project description

A leading semiconductor and high-performance computing company is looking for a software engineer who is passionate about Distributed Inferencing on GPUs and improving the performance of key applications and benchmarks. You will be a member of a core team of incredibly talented industry specialists and will work with the very latest hardware and software technology

Responsibilities

We are seeking a software engineer with strong technical expertise in C++/ Python development, solving performance and investigating scalability on multi-GPU, multi-node clusters. He is also passionate about quality assurance, benchmarking, and automation in the AI/ML space. The ideal candidate thrives in both collaborative and independent environments, demonstrates excellent problem-solving skills, and takes ownership in defining goals and delivering impactful solutions.

KEY RESPONSIBILITIES:

Distributed AI Enablement and Benchmarking: Enable and benchmark AI models on large-scale distributed systems to evaluate performance, accuracy, and scalability.

Scalable Systems Optimization: Optimize AI workloads across scale-up (multi-GPU), scale-out (multi-node), and scale-across distributed system configurations.

Cross-Team Collaboration: Collaborate closely with internal GPU library teams to analyze and optimize distributed workloads for high throughput and low latency.

Parallelization Strategies: Develop and apply optimal parallelization strategies for AI workloads to achieve best-in-class performance across diverse system configurations.

Model Infrastructure and Management: Contribute to distributed model management systems, model zoos, monitoring frameworks, benchmarking pipelines, and technical documentation.

Performance Monitoring and Visualization: Build and maintain real-time dashboards reporting performance, accuracy, and reliability metrics for internal stakeholders and external users.

Skills

Must have

PREFERRED EXPERIENCE:

AI Framework Engineering: Hands-on experience with AI inference or serving frameworks such as vLLM, SGLang, and Llama.cpp.

KV Cache and Expert Parallelization: Understanding KV cache transfer mechanisms and technologies (e.g., Mooncake, NIXL/RIXL) and expert parallelization approaches (e.g., DeepEP, MORI, PPLX-Garden).

Programming and Software Design: Strong C/C++ and Python skills, with experience in software design, debugging, performance analysis, and test development.

Large-Scale Distributed Systems: Experience running AI workloads on large-scale, heterogeneous compute clusters.

Cluster and Orchestration Systems: Familiarity with cluster management and orchestration platforms such as SLURM and Kubernetes (K8s).

Development Tools and Workflows: Experience with GitHub, Jenkins, or similar CI/CD tools and modern development workflows.

Nice to have

ACADEMIC CREDENTIALS:

Master’s or PhD degree in Computer Science, Computer Engineering, or a related field, or equivalent practical experience.

Other

Languages

English: C1 Advanced

Seniority

Senior

Related jobs

View all vacancies

Senior Vision Systems Engineer

C/C++

Turkiye

Remote Turkey

Senior/Lead AutoSAR Developer

C/C++ AUTOSAR

Spain

Remote Spain

Senior C++ Software Engineer (low latency trading)

C/C++

Poland

Wroclaw

Remote Romania, Romania

Req. VR-125691

C/C++

Automotive Industry

26/10/2026

Req. VR-125691

Apply for Senior Software Engineer (AI Systems Performance) in Remote Romania

*Indicates a required field

First name

Last name

Your country

Your City

Phone

Specialization

Attach your resume (max file size 1MB; allowed extensions: doc, txt, pdf, docx) Upload resume

Number of years of experience in the specialization you are applying for

What are your monthly gross salary expectations?

Read Explanatory Notes

Under the terms of your specific consent or to perform our obligations under a contract with you, as applicable, we, Luxoft Holding Inc. will manually and electronically process your personal data, specifically your first name, last name, phone number, e-mail address and other data you provide us through this form.

Within this context, we process personal data only for the specific purpose(s) indicated in the individual consent language or other notices provided below.

We will – insofar as reasonably necessary for the purpose you have agreed to and within the scope of applicable laws – transfer your personal data to other entities within the Luxoft Group and to the group of third party recipients listed in our Privacy Notice. Such Recipients can be located outside the European Union (EU) and/or the European Economic Area (EEA) (“Third Countries”). The Third Countries concerned, e.g. the USA, may not have the level of data protection that you enjoy e.g. under the GDPR. This can result in disadvantages such as an impeded enforcement of data subjects’ rights, a lack of control over further processing and access by state authorities. You may only have limited legal remedies against this. Insofar our transfer of your personal data to recipients in Third Countries is not covered by an adequacy decision of the EU Commission, we achieve an adequate level of data protection as further detailed out in our Privacy Notice.

With your consent, we personalise marketing communications to you by way of carrying out marketing research analysis, analysing the surfing-behaviour of our website visitors and to adjust it to their detected tendencies, as well as to plan more efficient future marketing activities. This personalised marketing does not include any automated decision-making activities.

Further information on how we process personal data in general is available in our Privacy Notice. You may withdraw any given consent at any time. The withdrawal of your consent(s) will not affect the lawfulness of processing before its withdrawal. For any request in this context, please e-mail us at: DPO@luxoft.com.

Before uploading CV or any other information to this website, to learn more about your obligations and restrictions arising from the use of this website, please read our Terms of Use.

By clicking the Agree and Send button, you consent that Luxoft Holding Inc. can process your provided personal data for the purpose of processing your application to establish a potential employment, internship or relocation with Luxoft Holding Inc., a relevant affiliate of the Luxoft Group or Luxoft Group’s clients, as applicable. You consent to the retention of your personal data, with the purpose of contacting you for potential future employment opportunities. If you refer a friend, we will process your provided personal data of you and your referral to award you with a bonus for such recommendation. You can withdraw your consent at any time with effect for the future. Before you consent, please click on „Read these Explanatory Notes“ and view our Privacy Notice (e.g. for your data subject rights).

Note: Our system automatically converts each CV into our standardized format, enabling our HR teams to process applications more efficiently.

I consent that Luxoft Holding Inc. and the affiliates of the Luxoft Group can process my personal data for the purpose of sending me regular emails with information about Luxoft as an employer including job vacancies and (ii) marketing communications with information about recruitment-related events, organized webinars, conferences, as well as the Logeek Magazine and other similar publications. I can withdraw my consent at any time with effect for the future. These communications are personalised to my interests in accordance with our Privacy Notice.

Related Jobs

All jobs