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Backend Engineer

Posted: April 29, 2025

Job Description

Join Fonoa as a Senior Software Engineer to build world-class API solutions automating complex tax workflows for global internet companies. You will own the full product lifecycle, from ideation to operation, in a collaborative, data-driven, and fast-paced environment focused on solving customer problems.

Key Information

  • Location Model: Hybrid
  • Location Details: Zagreb, Croatia
  • Salary Range: N/A
  • Years Experience Min: N/A (Emphasis on proficiency and mindset, not strict years)
  • Employment Type: Permanent
  • Company Industry: FinTech (Tax Automation API)
  • Visa Sponsorship: N/A
  • Relocation Assistance: N/A
  • Working Hours: N/A

Technical Stack

  • Core (Must-Have):
    • Go
    • Node.js
    • Typescript
    • PostgreSQL
    • AWS or GCP (Cloud Services)
    • Microservices
    • REST or gRPC
  • Nice-to-Have:
    • ReactJS
    • S3
    • Azure
    • Terraform
    • Kubernetes CRDs
    • ArgoCD
    • DataDog

Role & Responsibilities

  • Key Responsibilities:
    • Own the full product lifecycle from ideation to production operation.
    • Build and operate scalable microservices using modern technologies.
    • Record and manage large volumes of operational data.
    • Iterate on products based on operational learnings and customer feedback.
    • Collaborate with product teams on roadmap definition and feature delivery.
  • Must-Have Qualifications:
    • Proficiency in English (written and spoken).
    • Strong sense of ownership and responsibility for built systems.
    • Experience scaling and operating large-scale microservices.
    • Proficiency in Go and/or Node.js/Typescript.
    • Commitment to writing tests and maintaining code quality.
  • Nice-to-Have Qualifications:
    • Experience with data-driven decision making.
    • Ability to simplify complex systems.

Company & Culture

  • Benefits Highlights:
    • N/A
  • Potential Red Flags / Things to Note:
    • Specific salary range is not provided in the posting.
    • No explicit mention of visa sponsorship or relocation assistance.
  • Company Culture Snippets:
    • Engineers solve customer problems and own the full lifecycle.
    • Focus on collaboration, compassion, and trust.
    • Emphasis on innovation, iteration, and learning from mistakes.
    • Data-driven decision-making culture.
    • Comfortable with change and push for improvements.

Job Details

Location

Remote / Zagreb, Croatia

Key Skills

Kubernetes Argocd Typescript Go Node.js Postgresql Terraform Reactjs Datadog S3