Software Engineer (GO)

Redcore Group; Polska; Hybrid; PLN 180.000 - 280.000; Vollzeit

Benefits dieser Stelle

Paid vacations

Sick leave

Personal events days

Educational programs

In-house Travel Service

Clubs for movie/book/pets lovers

Zusammenfassung

RedCore Group is seeking a seasoned backend engineer specializing in Go to design and maintain scalable microservices. You will work on event-driven architectures, REST and gRPC interfaces, and high-load systems, collaborating with product, frontend, and DevOps teams.

You should have 5+ years of commercial development with Go, strong knowledge of concurrency, memory model, and modern testing practices. Warsaw-based offices offer flexible remote or on-site work.

Qualifikationen

• 5+ years of commercial Go development.
• Deep understanding of Go language features such as goroutines, channels, context, defer, interfaces, generics.
• Experience designing and maintaining microservices.
• Experience with Event-Driven Development and async service communication.
• Strong knowledge of API design (REST, gRPC/Protobuf).
• Familiarity with SQL and NoSQL databases.
• Experience with Docker and Kubernetes.
• CI/CD workflows (GitLab CI, GitHub Actions).
• Experience with message brokers (Kafka, RabbitMQ, NATS).
• Code review culture and Git.

Aufgaben

• Design and develop backend services in Go.
• Architect event-driven interactions between services.
• Maintain high-load, fault-tolerant systems.
• Collaborate with product, frontend, DevOps, and QA teams.
• Ensure code quality and project standards.

Kenntnisse

Go backend

Goroutines & channels

Context, defer, interfaces

Generics

REST & gRPC/Protobuf

Event-driven architecture

Microservices

PostgreSQL/MySQL

NoSQL

Docker

Kubernetes

CI/CD

Kafka/RabbitMQ/NATS

Git & code reviews

Performance profiling

Tools

Docker

Kubernetes

Git

CI/CD tooling

Jobbeschreibung

5+ years of commercial development, including 3+ years with Go
Deep understanding of the language’s features: goroutines, channels, context, defer, interfaces, generics
Understanding of Go’s memory model, garbage collector, escape analysis
Experience designing and maintaining microservices
Experience with Event-Driven Development: designing event-driven systems, asynchronous service communication, patterns (event sourcing, CQRS, pub/sub, saga)
Understanding of SOLID, DDD, and Clean Architecture principles
API design: REST, gRPC/Protobuf
Experience building high-load and fault-tolerant systems
PostgreSQL/MySQL: schema design, query optimization, indexes, transactions
NoSQL: Redis, MongoDB, or equivalents
Docker, Kubernetes
CI/CD (GitLab CI, GitHub Actions, or equivalents)
Message brokers: Kafka, RabbitMQ, or NATS
Git, code review culture

Will be plus

Experience with NATS (including JetStream): building event-driven and streaming systems
Observability: Prometheus, Grafana, OpenTelemetry, structured logging
Experience with cloud platforms (AWS / GCP / Azure)
Knowledge of IaC (Terraform, Helm)
Experience with performance optimization and profilers
Unit/integration tests (testing, testify, mocks)
Understanding of TDD approaches, table-driven tests, benchmarks, and profiling (pprof)

Designing and developing backend services in Go
Designing event-driven architecture and asynchronous interactions between services
Code review, maintaining code quality and standards
Collaborating with the team (product, frontend, DevOps, QA)

• An exciting and challenging job in a fast-growing business groups, the opportunity to be part of a multicultural team of top professionals in Development, Architecture, Management, Operations, Marketing, Legal, Finance and more
• Great working atmosphere with passionate experts and leaders, sharing a friendly culture and a success-driven mindset is guaranteed
• Beautiful offices in Warsaw, Limassol, Yerevan work remotely or on-site with comfort and enjoy the opportunity to build a network of connections with professionals day by day
• Modern corporate equipment based on macOS or Windows and additional equipment are provided
• Paid vacations, sick leave, personal events days, days off
• Referral program enjoy cooperation with your colleagues and get the bonus
• Educational programs: regular internal training sessions, compensation for external education, attendance of specialized global conferences
• Rewards program for mentoring and coaching colleagues
• In-house Travel Service
• Multiple internal activities: online platform for employees with quests, gamification, presents and news, RedCore clubs for movie / book / pets lovers, special office days dedicated to holidays