Senior Full‑Stack Software Engineer (Java, Python, Node.js, React)

<p>Join Exadel as a Senior Full-Stack Software Engineer and power global systems that matter. Mentor top talent, own the roadmap, and help build what’s next—together.</p> <h3>Why Join Exadel</h3> <p>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.</p> <p>From AI platforms to digital transformation, we partner with enterprise leaders to build what’s next.</p> <p>What powers it all? Our people are ambitious, collaborative, and constantly evolving.</p> <h3>About the Client</h3> <p>An international transportation technology company focused on building scalable digital solutions for modern rail operations. The organization develops internal platforms and automation tools that improve operational efficiency, support business growth, and streamline complex processes in a fast-paced environment. </p> <h3></h3> <h3>Project Tech Stack</h3> <p>Python, JavaScript, TypeScript, Java, Flask, FastAPI, Node.js, React, Spring Boot, AWS, Azure, Terraform, Serverless, Elasticsearch, Snowflake, Kafka, Datadog, Kibana </p> <h3>What You’ll Do</h3> <ul> <li>Maintain and evolve core products built with Java, Python, Node.js, and React</li> <li>Work in a self-organized, cross-functional Agile team</li> <li>Contribute to architectural decisions and technical improvements</li> <li>Support migration and modernization of existing systems</li> <li>Develop scalable and high-quality software solutions</li> <li>Ensure high engineering standards through testing and code reviews</li> <li>Collaborate closely with engineers and stakeholders to deliver user-centric solutions</li> <li>Drive technical excellence and continuous product evolution</li> </ul> <h3>What You Bring</h3> <ul> <li>8+ years of professional experience in Full Stack development</li> <li>Strong hands-on experience with Java and Python</li> <li>Experience with Node.js and React.js (conceptual understanding is sufficient) </li> <li>Experience with frontend technologies such as TypeScript/JavaScript </li> <li>Solid understanding of software architecture and system design</li> <li>Experience maintaining and modernizing legacy systems</li> <li>Experience with testing frameworks and automated testing practices</li> <li>Strong focus on code quality and engineering best practices</li> <li>Experience working in Agile environments</li> <li>Strong communication and collaboration skills</li> </ul> <h3>Nice to have</h3> <ul> <li>Experience w