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Senior Full Stack Engineer (Java, Python, React)

N-iX Ukraine ; Ukraine (whole country)
On-site work

Publication date: 14/11/2026

We are looking for an experienced Senior Java Full Stack Engineer (Java+Python, React) to join our development team. Our customer – integrated Shipping Services has set itself apart as an independent carrier with a fresh, unique approach. His strategy as a global niche carrier offers distinctive advantages to customers worldwide. We have created a smart, efficient network that ensures stable, reliable services, and we have made it our mission to focus on the needs of our customers, which stand at the heart of all our decisions. The main idea of our product operates in select trades, where it has a competitive advantage and where it can provide superior service. We maintain a flexible partnership approach with other major carriers, and our new line structure is a much-needed alternative to customers concerned about the current alliance-dominated market.

Responsibilities

Hands-on full-stack development of innovative applications; Owning the entire development cycle, including design, architecture, development, and DevOps; Working in XP with Remote pairing; Designing, developing, and deploying cloud/hybrid-based solutions

Requirements

BS degree in Computer Science or equivalent combination of education and experience; 5-6+ years of experience with Java; 1 year of experience with Python; 1 year of experience in front-end development with React; Experience with Functional Programming and Java Streams; Experience with AI (Cloud is preferable); Familiarity with the following design concepts: micro-services, service discovery, circuit breaker; Self-starter with the ability to appropriately prioritize and plan complex work in a rapidly changing environment; Versatility and the capability to switch easily between different tasks and technologies; Experience in assessing a broad range of information solutions and products; Strong critical thinker with problem-solving aptitude; Upper-intermediate English level - verbal and written

Nice to have

Experience in development in Kotlin

Benefits

Flexible working format - remote, office-based or flexible; A competitive salary and good compensation package; Personalized career growth; Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more); Active tech communities with regular knowledge sharing; Education reimbursement; Memorable anniversary presents; Corporate events and team buildings; Other location-specific benefits
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