Senior Full-Stack Software Engineer (Python, React)

Exadel · Poland · Engineering

Posted 2026-10-28

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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, build, and maintain full-stack web applications, ensuring high performance, scalability, and security

Implement new features and enhancements in a well-tested, maintainable, and efficient way

Collaborate with Product managers and UX designers to create intuitive, responsive, and accessible interfaces

Review, analyze, and implement technical solutions to meet business requirements, driving resolution of issues and bugs

Contribute to architectural decisions, API design, and system integrations

Provide technical leadership to the engineering team - guide design discussions, perform code reviews, and support continuous improvement

Participate in task estimation, prioritization, and planning in alignment with engineering processes

What You Bring

Extensive professional expertise in Python/Node.js and proven experience with modern frontend frameworks (React.js, Vue.js, or Next.js)

Background job processing: queues, retries, idempotent jobs, handling a worker that fails mid-task

Hands-on knowledge of cloud services (preferably AWS) and database technologies (SQL/NoSQL)

Experience in contributing to the architecture and design (architecture, design patterns, reliability and scaling) of new and existing systems

Deep understanding of API development, microservices, and system integration

At least one project using LLM APIs with tool calling and streaming. A side project is fine. A simple chat interface on top of an API isn’t enough

At least one product you built from scratch and then maintained in production for a year or more

Nice to have

Temporal, Inngest or another durable execution tool

OpenTelemetry, ClickHouse or other tools for storing large volumes of logs and traces

Building MCP servers or clients

LangGraph, OpenAI Agents SDK or Claude Agent SDK

Protection against prompt injection, sandboxing tool execution

English Language

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.

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