Senior Fullstack JavaScript Engineer (Node.js/React)

TL;DR

Senior Fullstack JavaScript Engineer (Node.js/React): Design, development, and maintenance of software applications with an accent on DDD design patterns, CQRS, and Clean architecture. Focus on building scalable frontend components and robust backend services using Node.js and GraphQL.

Location: Hybrid (3/5 days weekly from the office in Lithuania)

Salary: €4,485–€5,950 gross

Company

A global technology services provider and AI builder helping enterprises bridge the gap between AI investment and tangible value.

What you will do

• Develop and maintain frontend web components using React, TypeScript, HTML, and CSS.
• Design and develop backend software using Node.js and GraphQL.
• Build and consume RESTful web services and APIs.
• Write unit and integration tests to ensure code quality and maintainability.
• Collaborate in agile ceremonies, including sprint planning, stand-ups, and retrospectives.
• Participate in code reviews and provide technical feedback to team members.

Requirements

• 4-5 years of experience in software development.
• Strong proficiency in JavaScript, TypeScript, Node.js, React, HTML/CSS, and SQL.
• Mandatory knowledge of DDD, CQRS, and Clean Architecture.
• Bachelor or Master of Science degree.
• Ability to work from the office in Lithuania 3 days per week.

Nice to have

• Experience with CI/CD pipelines, Message Brokers, and ORMs.
• Knowledge of GraphQL.
• Familiarity with Vanilla JavaScript, V8, and WebAssembly.

Culture & Benefits

• Hybrid work model combining remote and office presence.
• Medical insurance that covers gym subscriptions.
• Access to professional development resources, such as Udemy.
• Modern, ergonomic office environment within a multicultural community.
• Regular team events and outreach activities.