Full Stack Developer

Full Stack Developer

Miejsce pracy: Kraków

Technologies we use

Expected

• Java
• Python
• Spring Framework
• SQL

Optional

• LangChain
• LangGraph
• JavaScript
• Vue.js
• React.js

Operating system

• Windows

About the project

We are building cutting-edge solutions in AI-driven financial technology as part of AI Markets, an award-winning product transforming the way institutional investors access global markets. If you love working with Java, Python, and modern technologies, and want to be part of a collaborative, innovative team delivering secure and scalable solutions, this is the opportunity for you!

Sounds like your kind of challenge?

This is how we organize our work

This is how we work

• agile

Your responsibilities

• Design, develop, test, and maintain scalable full-stack applications and services
• Work as part of a 4-6 person Agile team, pairing with other developers and a dedicated product owner
• Take business requirements, decompose them into stories, and deliver iteratively to production
• Provide production support as part of the team’s “build and support” culture
• Proactively identify and reduce technical debt while delivering new features
• Design and implement solutions following internal technology, security, and compliance guidelines
• Collaborate with peers and share knowledge across global locations
• Note: Detailed project information will be shared during the recruitment process.

Our requirements

• Minimum 5 years of experience in software development roles
• Strong experience with Java and Python in a production environment
• Deep understanding of Spring Framework, REST APIs, and event-driven systems
• Good knowledge of microservices architecture and familiarity with SQL/NoSQL databases
• Understanding of software engineering principles: SOLID, Clean Code, DDD, BDD
• Experience with version control, CI/CD, and automated testing
• Ability to troubleshoot issues across front-end, back-end, and integrated systems
• Effective communication skills and ability to work in a global Agile team

Optional

• Experience or interest in:
• Prompt engineering, LLM integrations (LangChain, LangGraph)
• Machine Learning, AI, Natural Language Processing (NLP) or Data Science
• Clean Architecture, event streaming technologies
• JavaScript frameworks (Vue.js, React)
• Prior experience in regulated enterprise environments

What we offer

• Flexible cooperation model – choose the form that suits you best (B2B, employment contract, etc.).
• Hybrid work setup – 2-3 times a week working onsitefrom Kraków
• Collaborative team culture – work alongside experienced professionals eager to share knowledge.
• Continuous development – access to training platforms and growth opportunities.
• Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more.
• High quality equipment – laptop and essential software provided.

This is how we work on a project

• DDD
• TDD
• Continuous Deployment
• Continuous Integration
• DevOps
• test automation
• testing environments

Benefits

• sharing the costs of sports activities
• private medical care
• sharing the costs of professional training & courses
• life insurance

Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference.

Mindbox Sp. z o.o.

At Mindbox, we connect top IT talents with technology projects for leading enterprises across Europe.

Our focus is on matching your skills with work that matters – projects that use modern tech stacks, solve real business challenges, and give you space to grow. By joining us, you’ll deliver technology solutions for well-known brands, supported by the Mindbox team that values knowledge-sharing and continuous development. We make sure you have the tools, flexibility, and guidance to do your best work – and to keep moving forward in your career.