Senior Full Stack Developer (Java and React)

Java

Senior Full Stack Developer (Java and React)

Java
plac Grunwaldzki 23, Wrocław +4 Locations

DataArt

Job offers DataArt
Full-time
B2B, Permanent
Senior
Remote
5 077,09 - 6 145,95 USDNet per month - B2B
4 008,23 - 5 077,09 USDGross per month - Permanent

Job description

Technology stack

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

Project overview

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

  • 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

What We Offer:

  • 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

  • Fully paid idle (bench) when not involved in a project

  • Certification reimbursement (AWS, GCP, Microsoft, etc.)

 

Tech stack

    English

    B2

    Java

    advanced

    React

    advanced

    Spring

    advanced

    TypeScript

    regular

    PostgreSQL

    regular

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