Senior Golang Backend Engineer - FinTech & AI-Driven

DAFTCODE

Warszawa

On-site

PLN 180,000 - 260,000

Full time

7 days ago
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Job summary

Daftcode in Warsaw, Poland is seeking a Mid/Senior Golang Developer to join our fintech and crypto-focused teams. You will design and develop applications, mentor teammates, and uphold architectural quality.

We value 4+ years of backend experience, 2+ years in Go, an AI-first mindset, and familiarity with Docker, Kubernetes, PostgreSQL, SQL, and CI/CD. Banking/Fintech exposure is a plus.

Qualifications

  • At least 4 years of hands-on experience with backend development (any language).
  • At least 2 years of commercial experience with Go.
  • An AI-first mindset — you not only use AI tools in daily work, but also create flows and automate tasks with them.
  • Experience in the banking industry or Fintech products
  • Understanding business needs
  • Knowledge of HTTP and REST
  • Nice to Have : Familiarity with blockchain topics
  • Experience integrating LLMs or AI APIs into products
  • Experience with Docker and k8s
  • Knowledge of CI/CD processes and deployment

Responsibilities

  • Designing and developing applications
  • Taking care of the technical quality of the application and system architecture
  • Optimizing the application for performance
  • Writing unit/integration tests
  • Being a mentor and participating in code reviews

Skills

Go
Backend development
HTTP/REST
AI tools usage
Code reviews
Mentoring
Unit tests
Problem solving
Analytical mindset

Tools

Docker
Kubernetes
CI/CD
PostgreSQL
SQL

Job description

Daftcode in Warsaw, Poland is seeking a Mid/Senior Golang Developer to join our fintech and crypto-focused teams. You will design and develop applications, mentor teammates, and uphold architectural quality.

We value 4+ years of backend experience, 2+ years in Go, an AI-first mindset, and familiarity with Docker, Kubernetes, PostgreSQL, SQL, and CI/CD. Banking/Fintech exposure is a plus.

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