Senior/Lead Full-Stack Software Engineer (Python, React, AI)

Why Join Exadel

We’re an AI-first global tech company with 25+ years of engineering leadership, 2,000+ team members, and 500+ active projects powering Fortune 500 clients, including HBO, Microsoft, Google, and Starbucks.

• From AI platforms to digital transformation, we partner with enterprise leaders to build what’s next.
• What powers it all? Our people are ambitious, collaborative, and constantly evolving.

What You’ll Do

Design, develop, and deliver full-stack applications using Python, FastAPI, React, and TypeScript

Build and deploy LLM-powered applications to production using RAG, prompt engineering, structured outputs, and OpenAI APIs

Implement vector and hybrid search solutions and document processing for PDF, Word, and Excel files

Evaluate, monitor, and improve LLM application quality using Langfuse or similar tools

Develop and maintain applications on Azure, including app hosting, VMs, and authentication integrations

Collaborate directly with clients, lead sessions with senior non-technical stakeholders, and communicate progress clearly

Translate ambiguous business needs into practical technical solutions

What You Bring

Strong experience with React, TypeScript, and Python, including FastAPI or similar frameworks

Proven experience delivering at least one LLM-powered application to production

Hands-on experience with RAG, prompt design, structured outputs, and OpenAI APIs

Experience with vector or hybrid search and parsing PDF, Word, and Excel documents

Familiarity with LLM evaluation and observability tools such as Langfuse

Working knowledge of Azure, including VMs, application hosting, and Entra ID / SSO

Strong client-facing communication and problem-solving skills

Nice to Have

MCP server development or Claude / AI agent integrations

Experience with PII protection, GDPR, and EU data residency, including tools such as Presidio

Background in finance, private equity, or M&A due diligence

English level

Upper-Intermediate

Legal & Hiring Information

Exadel is proud to be an Equal Opportunity Employer committed to inclusion across minority, gender identity, sexual orientation, disability, age, and more.

Reasonable accommodations are available to enable individuals with disabilities to perform essential functions.

Please note: this job description is not exhaustive. Duties and responsibilities may evolve based on business needs.

Compensation details are shared with candidates at the early stage of the recruitment process.

The offer is not binding until a signed contract is in place.

Your Benefits at Exadel

Exadel benefits vary by location and contract type. Your recruiter will fill you in on the details.

International projects

In-office, hybrid, or remote flexibility

Medical healthcare

Recognition program

Ongoing learning & reimbursement

Well-being program

Team events & local benefits

Sports compensation

Referral bonuses

Top-tier equipment provision

Exadel Culture

We lead with trust, respect, and purpose. We believe in open dialogue, creative freedom, and mentorship that helps you grow, lead, and make a real difference. Ours is a culture where ideas are challenged, voices are heard, and your impact matters.