Senior Full Stack Developer (Java and React)

Project overview

Technology stack

Java, Spring Boot, Spring MVC, Spring Data, TypeScript, React, PostgreSQL, HTML5, CSS3

The project focuses on building enterprise-grade solutions that provide advanced reporting, data visualization, and analytics capabilities integrated with widely used collaboration and work management platforms. The product serves a large global user base and continues to evolve with new features aimed at improving productivity, decision making, and user experience.

Position overview

We are looking for a passionate Senior Full Stack Developer to join our engineering team. In this role, you will contribute to both backend and frontend development, working on a mature customer-facing product used by organizations worldwide. You will collaborate closely with product managers, engineers, QA specialists, SRE teams, and other stakeholders to deliver scalable, reliable, and high-quality solutions while solving complex technical challenges.

Responsibilities

• Design, develop, and maintain new features and modules across backend and frontend components
• Support, enhance, and continuously improve the existing codebase
• Build deep product knowledge, including its integrations, data flows, and ecosystem
• Investigate and troubleshoot technical issues, working closely with support teams to provide end-to-end solutions
• Collaborate with Product Managers, Software Engineers, QA Engineers, SRE teams, and other stakeholders throughout the development lifecycle
• Create unit and integration tests to ensure software quality and reliability
• Participate in peer code reviews and promote engineering best practices
• Develop and maintain integrations with third-party tools and external systems

Requirements

• 5+ years of commercial experience in full-stack software development
• Strong backend expertise with Java and Spring (Boot, MVC, Data)
• Experience designing and implementing APIs
• Solid knowledge of relational databases, particularly PostgreSQL, including debugging performance and data-related issues
• Strong understanding of OOP principles, design patterns, and Test-Driven Development (TDD)
• Hands-on experience building production-grade applications with React, including hooks, component composition, and performance optimization
• Strong proficiency in TypeScript, including advanced typing and type-safe application design
• Experience working with state management libraries such as MobX, Redux, or similar solutions
• Good understanding of modern build tools and frontend tooling, including Vite or Webpack
• Strong analytical and problem-solving skills with the ability to investigate unfamiliar technical challenges
• High level of ownership and ability to work independently in a remote environment
• Ability to start tasks with incomplete specifications and refine requirements during implementation
• Upper-intermediate (B2+) or higher level of spoken and written English
• Strong communication skills and ability to collaborate effectively in an international environment

Nice to have

What We Offer:

• Experience developing applications within the Atlassian ecosystem (e.g. Atlassian Forge)
• Familiarity with analytics, reporting solutions, or data integration protocols
• Experience working with AWS services (EC2, ElastiCache, RDS), Kubernetes, and CI/CD pipelines
• Knowledge of performance optimization techniques and secure coding practices
• Experience supporting customer-facing products and collaborating with support teams
• Vacation days: Up to 26 business days per year.
• 10 illness/special days off per year (fully paid, no medical papers needed) for all contract types
• Health and life insurance (Luxmed)
• MyBenefit platform with Multisport option
• Internal psychological support service
• English language classes from the first working day
• Access to external learning platforms: O’Reilly, LinkedIn Learning, Udemy, and a wide catalog of diverse internal training
• Flexible workplace: work from the office, from home, or choose a hybrid option
• Tech Skills Mentoring Program
• Opportunities to develop as a public speaker, mentor, or technical interviewer
• Certification reimbursement (AWS, GCP, Microsoft, etc.)

Project details

• Start: flexible
• Remote: remote
• Location: Wrocław, plac Grunwaldzki 23, PL