Go Developer hourly

Andersen Lab HQ: Warsaw, Poland, Poland Remote job Aug 10

Andersen is hiring a Go Developer for a project developing a scalable enterprise platform and delivering modern payment and system integration solutions.

Our customer is an international organization operating in the financial and protection services domain. The company provides a diverse portfolio of customer-oriented solutions across multiple business areas and markets. With a strong focus on digital capabilities, operational excellence, and long-term development, the organization continuously invests in technology, process improvement, and service innovation to support evolving customer and business needs.

The project is focused on developing and enhancing an enterprise platform with multiple product streams, including core business functionality, system integrations, and payment processing. It supports the evolution of the platform through scalable development, seamless integrations, and reliable payment workflows.

Responsibilities:

  • Building and evolving a real-time cross-selling platform, working with real-time data flows and business logic for personalized offers within an insurance context.
  • Owning the backend powering multiple user-facing apps, advancing our gRPC-based microservice architecture.
  • Designing and maintaining REST/gRPC APIs for integration with core insurance platforms and third-party services (risk scoring, KYC, payments).
  • Working with PostgreSQL to model and manage transactional data such as policies, claims, and customer records, including audit trails.
  • Implementing event-driven workflows using RabbitMQ or Kafka to handle claims events, policy updates, and notifications reliably.
  • Writing and maintaining unit and integration tests, with particular attention to logic involving monetary calculations and claims/premium accuracy.
  • Instrumenting services with Grafana/Prometheus to monitor critical flows and proactively catch issues before they impact users.

Must-haves:

  • Commercial development experience for 5+ years, including 3+ years working with Go in production environments.
  • Higher education in Computer Science (software development, etc.).
  • Extensive experience working with AI and the process of implementing/configuring it within a team.
  • Experience of working in fintech, banking domains, and working with complex integrations.
  • Strong hands-on experience, including concurrency (goroutines, channels). Proven experience designing, developing, and maintaining production-grade microservice architectures using gRPC.
  • Experience with containerizing and deploying backend services.
  • Strong knowledge of PostgreSQL, including schema design, query optimization, and database migrations.
  • Hands-on experience with RabbitMQ or Kafka for event-driven and asynchronous communication.
  • Experience designing and implementing REST APIs.
  • Ownership mindset with the ability to take end-to-end responsibility for backend components throughout their lifecycle.
  • Experience working in Agile/Scrum development environments.
  • Strong understanding of fault-tolerant system design, idempotency, SLA considerations, and service reliability.
  • Level of English – from Upper-Intermediate and above.

Nice to have:

  • Prior experience in insurance or other regulated domains; familiarity with data privacy/compliance standards (GDPR, PCI DSS); understanding of core insurance concepts (policies, underwriting, claims lifecycle).

Reasons why this job would be interesting to you:

  • Experience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Verivox, Allianz, T-Systems, etc.
  • The opportunity to change the project and/or develop expertise in an interesting business domain.
  • Job conditions – you can work both fully remotely and from the office or can choose a hybrid variant.
  • Guarantee of professional, financial, and career growth! The company has introduced systems of mentoring and adaptation for each new employee.
  • The opportunity to earn up to an additional 1,000 USD per month, depending on the level of expertise, which will be included in the annual bonus, by participating in the company's activities.
  • Access to the corporate training portal, where the entire knowledge base of the company is collected and which is constantly updated.
  • Bright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies).
  • Certification compensation (AWS, PMP, etc).

Your personal data is protected in accordance with GDPR regulations.

Learn more: https://andersenlab.com/privacy-policy

Join us!

https://people.andersenlab.com/

Requirements
Availability:
Hourly contract
Experience levels:
Expert (5+ yrs)
Languages:
English
Negotiable rate