Senior Full-Stack Developer (Go + React, AI Platform)

Permanent employee, Full-time · Remote (Poland)

Das erwartet dich

About the Role

We are looking for an experienced Senior Full-Stack Developer (Go + React) to help us build and scale our AI platform.

This role is highly product-oriented, with a strong focus on rapid iteration, experimentation, and delivering production-ready AI functionality. You will work on building both backend services and user-facing applications that power AI workflows and tools.

The ideal candidate combines strong backend engineering in Go, solid frontend expertise in React and TypeScript, and practical experience working with AI systems and LLM-based applications.

We are looking for someone who can take ownership of technical initiatives, contribute architectural ideas, and drive projects from concept to production and beyond, while balancing innovation with operational pragmatism.

Your Responsibilities:

Design, develop, and maintain full-stack applications (Go + React) for our AI platform.
Rapidly iterate and deliver new functionality supporting AI-driven products and internal tools.
Build scalable and reliable backend services in Go.
Develop and maintain frontend applications using React.
Design and implement APIs and integrations between services and external systems.
Define and design AI solution architectures and drive their implementation together with the engineering team.
Build and orchestrate AI agents and agentic workflows using LLM models and external tools.
Contribute architectural ideas and propose pragmatic technical solutions.
Design systems with clear failure modes and debuggability in mind.
Actively participate in code reviews to maintain high engineering standards.
Collaborate closely with Product Owner to deliver features from concept to production.
Stay up-to-date with the latest developments in AI and integrate emerging technologies when they provide real value.

Das bringst du mit

Requirements:

5+ years of commercial experience in software engineering.
Strong backend development experience with Go.
Strong experience building frontend applications with React and TypeScript.
Experience developing full-stack web applications in production environments.
Solid understanding of software architecture and system design.
Experience building systems with high scalability, availability, and reliability requirements.
Hands-on experience with observability tools and practices (metrics, logs, tracing, alerting).
Experience working with Docker, Git, and CI/CD pipelines.
Practical experience with AI tools, LLM APIs, or AI-driven workflows.
Ability to effectively use modern AI development tools such as Cursor or Claude.
Proven ability to lead technical initiatives from concept to production.
Strong communication skills and ability to work effectively in a collaborative environment.
High level of ownership and proactive mindset.
Fluent English (minimum B2).

Nice to have

Experience building AI agents or agent-based workflows.
Experience with RAG architectures or LLM integration pipelines.
Experience with event-driven architectures
Experience with automated testing strategies for complex systems.
Knowledge of German language.

Our stack

Languages/Frameworks: Go, JS/TypeScript, PHP
Databases: MySQL, MariaDB
Infrastructure: UNIX, Kubernetes, RabbitMQ
Testing: Playwright, Python, Dart, Postman
CI/CD: GitLab CI, Code Magic
Containerization: Docker
AI Tools: JetBrains AI, Cursor, Gemini, Claude

Tools: Jira, Requirements & Test Management for Jira, Confluence, Slack, IDE (freedom of choice), G-Suite, Sentry

Engineering practices

Agile Scrum + XP elements
OOP, TDD, DDD, SOLID, Clean Code
Code reviews, pull requests, automation mindset
QA as part of a cross-functional team

Benefits & Perks

Private healthcare
Cafeteria system & Sport Card
Training budget €800 per year
Integration meetings (internal training, hackathon, integration trips, and meetings)
Referral Bonus
Startup atmosphere
No dress code
Flexible hours
Flexible working format - remote or hybrid
Modern office, Chillout zone, Standing desk, parking for bicycles, and a cloakroom with showers
Regular office lunches and integration meetings
Some international travels included

Apply for this job

Über uns

We are blau direkt
Infrastructure service provider for brokerage companies in the insurance industry.
Our business is to provide infrastructure services to insurance brokers. We manage
data, documents, claims, and most importantly: communication! blau direkt facilitates
the work of over 1,400 insurance brokers and distributors.

As a technology market leader, we offer brokerage companies in the insurance industry
the most modern infrastructure services and a tried and tested touchpoint management
system, which fundamentally sets us apart from other broker pools in Germany.
We are just opening a new R&D center, where we build engineering teams to support the
most crucial blau direkt products.

Insurance and finance are dull? Not with blau direkt!
We have made it our task to digitize and simplify the originally very paper-heavy and
time-consuming work of our partners with the help of our solutions. Together as a team,
we are driving new standards in the industry.

Talk to us and be a part of this experience from the beginning, which gives you the
unique opportunity to really make an impact on how we do things.

Apply for this job

We are looking forward to hearing from you!

We appreciate your interest in Blau Direkt Poland Sp. z o.o.. Please fill in the following short form. Should you have any difficulties in uploading your files, please contact us by mail at recruiting@blaudirekt.pl.