Senior AI Engineer

Job description

For one of our clients, an international AI-first, remote-first product company, we are hiring Senior AI Engineer.

You will be on top of the latest technological progress building Agentic AI platforms, while enhancing your AI-coding and engineering skills.

We want a person with the right mindset to join the core team and bring innovative mission to real-world AI products.

🟢 Main Responsibilities:

- Own and participate in the full development cycle: plan, design, implementation, testing, and deployment of AI products

- Build and maintain RAG pipelines and LLM evaluation frameworks

- Translate new AI research into production-ready solutions

- Collaborate with researchers, product managers, and engineers to deliver features

- Ensure systems are scalable, reliable, testable, and maintainable

- Contribute effectively in a remote-first, agile, deep-tech team

- Continuously develop skills with provided mentorship and resources

🟢 Main Requirements:

- 5+ years software development, including 3+ years with Python

- Strong experience with web backends (Django/Flask), REST APIs, databases, and cloud infrastructure

- Familiarity with machine learning, LLM systems and models or strong motivation to learn

- Comfortable working in a remote, distributed, async manner

- Ability to deal with ambiguity in a ever-evolving startup to scale up phase

- Proficient in English both written and spoken

- Can-do, possitive attitude

🟢 Bonus Points

- University degree in Computer Science or related field

- Experience with LLMs, NLP, or AI model evaluation

- Background in production RAG systems

- Open-source contributions, academic research, or mentoring

🟢 Our tech stack:

- Python & Django, AWS, PostgreSQL, Git, CI/CD, Elasticsearch, OpenSearch, ChromaDB, Couchbase

- AI / ML / NLP libraries (Gensim, Torch, Transformers, spaCy, Autogen, etc.)

- GenAI tools (Windsurf, Cursor, Amazon Q, Claude and other)

🟢 Company Offer

- Join the next generation of Agentic AI platforms in production which impact at scale.

- Fully remote job with local employment contract in Bulgaria

- Competitive salary, generous stock options, performance bonuses and annual reviews

- 30+ days paid vacation + bonus days, hybrid in Sofia and remote work option

- Health insurance, equipment reimbursement, and multisport card

- International, mission-driven team and opportunities for career growth

- Mentorship and rewarding learning opportunity

Apply Now by sending your CV in English with contact details in it 😉

👁️🗨️ Only shortlisted candidates will be invited to an interview.

🔐 Your job search is strictly confidential.