Senior/Leading Angular developer (Angular + Django) w Gdańsk, Polska

Job Description

Join KOIA and work on a modern fintech platform built for the Scandinavian market. We are looking for a hands-on Senior/leading Angular developer (Angular + Django) to join a long-term project for our Norwegian client. We need an experienced engineer who can design, build and evolve scalable Angular applications, make complex technical and architectural decisions, and remain actively involved in development.

You will take technical ownership of the frontend architecture , working hands-on with Angular while collaborating across a Django/Python backend. You’ll help shape how the application evolves as the product and its complexity grow, while guiding engineering standards and supporting other experienced developers with technical direction.

Project

You will work on an Accounting Practice Management System , co-owned by three major accounting firms. Once fully onboarded, the platform will serve 5,000+ daily enterprise users .

The client’s engineering team is intentionally small (5-6 experienced developers) and focuses on building a better product than competitors with significantly larger engineering organizations. Their advantage comes from excellent engineering practices, pragmatic decision-making, and high-quality software.

Your qualifications

You might be the perfect match if you are/have:

• • 8+ years of commercial software development experience, with extensive hands-on experience in frontend development
  • Very strong expertise in Angular (17-22) and TypeScript
  • Proven experience designing, building and evolving large-scale Angular applications in production environments
  • Strong expertise in modern Angular architecture, including Signals, RxJS, state management, dependency injection and component architecture
  • Proven ability to make complex technical and architectural decisions, evaluate trade-offs and take ownership of their long-term impact
  • Experience designing scalable and maintainable frontend solutions that can evolve alongside complex business requirements and growing products
  • Hands-on experience providing technical leadership through code reviews, architectural guidance, refactoring initiatives and mentoring other experienced developers
  • Strong hands-on experience using AI-assisted development tools such as Claude, Copilot or Cursor to accelerate software development, debugging, testing and refactoring.
  • Ability to integrate AI-assisted development into engineering workflows while maintaining full ownership of code quality, architecture, security, testing and maintainability.
  • Strong Python development skills
  • Experience in Django 4.x, Django REST Framework, Django Filters and Celery
  • Experience writing unit tests using Pytest
  • Experience with PostgreSQL and Redis
  • Good understanding of microservices architecture
  • Experience working with cloud infrastructure (AWS preferred, AWS Fargate is a plus)
  • Good understanding of CI/CD workflows (CircleCI is a plus)
  • Experience working with Git and GitHub workflows
  • Strong problem-solving skills and ability to work independently
  • Very good English communication skills (B2+/C1)

Nice-to-have

• • Experience introducing architectural improvements or leading the gradual modernization of an existing production application
  • Experience designing distributed systems
  • Knowledge of Domain-Driven Design (DDD)
  • Experience working in fintech or product companies
  • Bachelor’s degree in Computer Science or a related field

What We Value

• • Ownership and accountability
  • Strong communication and collaboration skills
  • Curiosity and continuous learning mindset
  • Pragmatic approach to solving complex problems
  • Attention to detail and code quality
  • Openness to feedback and continuous improvement
  • Taking initiative and suggesting improvements instead of waiting for direction
  • Ability to provide technical direction , challenge ideas constructively and help other developers grow
  • AI-Driven Development

KOIA is a software development company working with Scandinavian partners to build products and technology that solve real business problems.

Our teams are small, experienced and highly collaborative. We value strong engineering, open technical discussions and people who are comfortable making decisions, challenging existing solutions and taking responsibility for their work. We work with a high level of trust and autonomy, without unnecessary hierarchy or micromanagement.

We care about both quality and speed . We prefer pragmatic solutions over unnecessary complexity and continuously improve the way we build software, including how we use AI and modern development tools to work faster and more effectively without lowering engineering standards.

We value people who enjoy solving difficult problems, sharing knowledge and working with other experienced engineers. You’ll have space to influence technical decisions, introduce improvements and shape how we build and evolve our products.

• Competitive Compensation: We believe good work deserves fair compensation. Perks are nice, but they don't replace respect, trust and competitive pay, so we focus on what actually matters.
  €32–45/hour + VAT with paid days off, or a higher hourly rate without paid days off (B2B contract).
• Experienced, International Environment: Work closely with experienced engineers and partners on complex software products for the Scandinavian market.
• Autonomy and Engineering Culture: We value maturity, ownership and thoughtful technical discussions. We expect people to challenge ideas constructively, make decisions and take responsibility for the solutions they build, and we give them the autonomy to do so.
• Sustainable Life Concept : It is not only about work. We care about body, mind, and spirit. We care about sustainable productivity, reasonable workloads and giving people the space to do their best work over the long term.
• Self-Development Days: We care about your growth. We offer time, educational materials and mentorship opportunities.
• Fantastic Partners: You'll work directly with innovative companies in the Scandinavian fintech and climate-tech sectors, with real access to stakeholders and the opportunity to influence the products you help build.

By joining KOIA, you will become part of a successful team committed to creating meaningful solutions and promoting a healthy, fulfilling work environment.

,[Tech stack you’ll work with:, Frontend: Angular v22 (TypeScript, RxJS, Angular Material, Angular Router, Angular ReactiveForms), Backend: Django v4.2 (Django Rest Framework, Django Filters, Celery, Pytest), Databases: PostgreSQL, Redis, Infrastructure: AWS Fargate, DevOps & Tools: CI/CD: CircleCI, Project Management: Jira, Time Tracking: Toggl, Version Control: GitHub, You will:, Take technical ownership of the frontend architecture and guide its evolution as the product grows., Design scalable solutions and lead key technical and architectural decisions, balancing long-term maintainability with business and delivery needs., Work hands-on primarily with Angular while contributing to Django/Python backend development when needed., Define and promote frontend engineering standards, and support the team through code reviews, mentoring and technical guidance., Drive improvements to code quality, architecture and technical debt while keeping the application actively developed and delivered., Identify technical risks, dependencies and potential blockers early, and work with the team and project stakeholders to address them., Leverage AI-assisted development tools such as Claude, Copilot, and Cursor to streamline software development, debugging, testing, and refactoring, while ensuring high standards of code quality, architecture, security, and maintainability., Ensure high software quality through appropriate testing strategies, including unit, integration and end-to-end (e2e) testing., Maintain a client-focused approach and engage in regular communication with the client and project stakeholders., Work in the Central European Time zone (CET), with availability during core CET business hours., Occasionally travel to Norway or Poland for in-person meetings and events.] Requirements: Angular, Python, Django, TypeScript, pytest, PostgreSQL, Redis, DDD, CI/CD Tools: Jira, Confluence, GitHub, GIT, Agile, Scrum. Additionally: Sport subscription, Training budget, Private healthcare.