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Senior AI Engineer

Nexos AiAshbyVilnius
Posted 20 JulFound 14 OctSeen 5 hours ago

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The Posting

Join the AI revolution. We’re building an all-in-one AI platform to help teams do their best work and automate every routine task you can think of. We’re looking for problem-solvers to turn powerful AI into an easy, no-code tool for teams everywhere.

Main Responsibilities

  • Lead AI/ML innovations - from coming up with ideas for research, POCs, to contributing to full product feature build out.
  • Act as GenAI expert - live and breathe AI field news and trends.
  • Hands-on work trying out new concepts, AI frameworks and tooling around them for different use cases - context management, memory, retrieval, agentic loop, A2A and many other solutions.
  • Be part of product development - from discovery together with PMs to delivery within cross-functional teams.
  • Evaluate new LLMs (proprietary and OSS), and assess for performance, cost, and other metrics.
  • Bonus: act as AI evangelist to promote the adoption and understanding of AI both within and outside nexos.ai.

Core Requirements

  • Strong record of work on AI/ML projects in production.
  • Professional expertise in building production grade applications; designing, executing, and maintaining scalable AI systems.
  • Vast experience using different AI developer frameworks and tooling.
  • Solid understanding of large langauge models, embeddings, multimodality, and different AI architectures
  • Expertise in context engineering and deployed evaluations.
  • Sense of ownership and accountability, capable of planning your work effectively.
  • Get Things Done attitude, mixed with a creative approach when needed.
  • Understanding of software engineering best practices and developing POCs and MVPs under microservice architectures

Bonus Point For

  • Experience building complex Agentic systems and tools powering them.
  • Deep expertise in data science methodologies, ML algorithms, and NLP techniques.

Salary Ranges

  • Gross salary from 5600 EUR/Month (final compensation depends on exact experience)

What We Offer

  • Professional growth. Internal and external events, online training, conferences, books - everything you need to reach your full potential.
  • Health benefits. Private health insurance, online & on-site workouts (LT) / online workouts & sports access card (PL), consultations - to feel and be your best.
  • Team spirit. Team buildings and parties with games, shows, tastings, food coupons, gifts - and it's on us.
  • More free time. Stay with us and additional vacation days will be added to your calendar.
  • Additional paid leave. Additional days are covered by us in cases of illness or special occasions.
  • Flexibility. Flexible working time arrangement.

Facts

Source
Ashby
External id
35bec424-a286-4073-b107-2e4a9e6b8e94
Location
Vilnius, Lithuania; Kaunas, Lithuania
Remote
Hybrid, from the posting
Employment
Full time
Pay
€5,000 to €7,800/mo, stated
Posted
20 Jul 2026, 12:19
First seen
14 Oct 2026, 17:08
Last seen
2 Nov 2026, 14:23
Status
Not yet added
Posting id
f12b57b2-1b57-5306-bcb3-535781f43079