Middle Go Developer (API + IDP) Remote

Middle Go Developer (API + IDP) | Remote
 

We’re looking for a Middle / Middle+ Go Developer to join our backend engineering team. You’ll be building and scaling a high-load video content management and delivery platform built on modern Go microservices. This role involves developing performance-critical APIs and an advanced Identity Provider (IDP) system handling authentication and authorization at scale.

✔️ Salary: Negotiable, depending on experience

✔️ Format: Full-time, Remote

✔️ About the Role and the Project:

You’ll work on two key services – WebAPI (backend for the React frontend) and IDP, the authentication and authorization system implementing OAuth2 and JWT. The platform serves 3M+ monthly users with peaks of 12,000+ RPS, so you’ll be dealing with real scalability and reliability challenges. The team focuses on performance, fault tolerance, security, and observability – this is a project where you’ll grow as a true backend engineer. Core Tech Stack: Go 1.25, Fiber v2, PostgreSQL (GORM v2), Redis, OpenTelemetry, Sentry, AWS, Docker, CI/CD

✔️ Key Responsibilities:

• Design and develop WebAPI and IDP microservices

• Build and optimize REST contracts and data models

• Implement secure authentication and OAuth2/JWT flows

• Optimize PostgreSQL queries and work with GORM v2

• Handle caching, rate-limiting, and performance profiling

• Integrate metrics, tracing, and logging (OTel, Zap, Sentry)

• Write unit and integration tests using testify and sqlmock

• Collaborate with DevOps on CI/CD pipelines and AWS deployments
 

✔️ Key Qualifications:

• 2–4+ years of commercial Go development experience

• Proven background building REST or gRPC services

• Proficiency with Fiber, GORM, PostgreSQL, Redis

• Solid understanding of goroutines, contexts, and concurrency patterns

• Experience with JWT/OAuth2 and API security best practices

• Basic understanding of CI/CD and Docker

• Ability to write testable, maintainable, and performant code

Nice to Have:

• Experience setting up OpenTelemetry, Prometheus, Grafana

• Knowledge of gRPC / grpc-gateway

• Understanding of Clean Architecture / DDD principles

• Hands-on experience with high-load systems (10,000+ RPS)
 

✔️ Benefits:

• Direct influence on architecture and technical decisions

• Mature AWS-based infrastructure with established CI/CD

• Modern stack — no legacy code

• Fully remote position

• Strong engineering culture: code review, mentorship, and knowledge sharing