Python LLM Engineer - Lithuania

About the Role

We’re building a next-generation agenting SDK for our fintech platform, leveraging Large Language Models (LLMs) to enable intuitive, natural language interaction with financial data. As part of this effort, we’re extending our LLM engineering team to build and refine our hosted product experience. In this role, you will work on:

• Enabling natural language interactions with our data systems.
• Implementing agents for dynamic code generation and custom query creation.
• Converting user queries into scheduled, automated reporting workflows.
• Extending LLM-powered capabilities for OneTick Cloud integration.

You'll collaborate with experienced engineers in a fast-paced, agile environment, contributing to high-impact features and publishing your work through technical blogs and internal showcases. Prior to advancing with your application, we kindly request that you review the CONSENT NOTICE FOR HR AND RECRUITING provided by OneMarketData. Your attention to this matter is greatly appreciated. What You’ll Work With

• Languages & Frameworks: Python 3.12, onetick-py query language
• Testing & DevOps: Pytest, Docker, AWS (Amazon Linux), GitLab
• Scheduling: Apache Airflow
• LLM Tools: Langchain, LangGraph, MCP tooling, RAG, Langfuse
• Interfaces: Jupyter (JupyterHub, JupyterLab, JupyterAI), Streamlit, MCP clients

What We’re Looking For

• 2–4 years of experience in software development with strong Python 3 skills
• Enthusiasm for LLMs, AI-driven tools, and turning ideas into business impact
• Bachelor’s degree (or higher) in Computer Science or related technical field
• Strong spoken, written and reading English skills is required
• A collaborative mindset with an ability to work in an agile, fast-moving team

Bonus Points For:

• Experience with LLM frameworks (Langchain, OpenAI APIs)
• Familiarity with Dockerized development environments
• Experience with Apache Airflow or similar workflow tools
• Exposure to financial data platforms and query systems like OneTick
• Evaluation design experience for LLM systems

Why Join Us?

• Join a senior team passionate about building at the frontier of LLMs and fintech
• Work in a dynamic environment with fast release cycles and tangible product impact
• Share your work with the broader tech community through published articles. Our publications on Medium.
• Influence the future of data-driven decision making in finance

Equal Employment Opportunity As an Equal Employment Opportunity (EEO) Employer, OneMarketData prohibits discriminatory employment actions against and treatment of its employees and applicants for employment based on actual or perceived race or color, size (including bone structure, body size, height, shape, and weight), religion or creed, alienage or citizenship status, sex (including pregnancy), national origin, age, sexual orientation, gender identity (one’s internal deeply-held sense of one’s gender which may be the same or different from one’s sex assigned at birth); gender expression (the representation of gender as expressed through, for example, one’s name, choice of pronouns, clothing, haircut, behavior, voice, or body characteristics; gender expression may not conform to traditional gender-based stereotypes assigned to specific gender identities), disability, marital status, relationship and family structure (including domestic partnerships, polyamorous families and individuals, chosen family, platonic co-parents, and multigenerational families), genetic information or predisposing genetic characteristics, military status, domestic violence victim status, arrest or pre-employment conviction record, credit history, unemployment status, caregiver status, salary history, or any other characteristic protected by law. The position will require a background check, signed NDA, signed contract, and signed GDPR processor passthrough agreement (since we act as a data processor under GDPR). Salaries will be commensurate with experience, education, skillset, and local norms. Kindly note that only shortlisted candidates will be contacted for an interview. Original job Python LLM Engineer - Lithuania posted on GrabJobs ©. To flag any issues with this job please use the Report Job button on GrabJobs. Apply tot his job Apply To this Job