Backend Engineer (Golang)

Backend Engineer (Golang)

About Assertive Yield

As we continue to grow, we are seeking a Backend Engineer in the Netherlands to join our team. The ideal candidate will be responsible for developing and implementing end-to-end solutions, ensuring the smooth functioning of our applications, and improving their performance. 

Key Responsibilities

System Development 

• Design, develop, and maintain high-performance Go microservices using FastHTTP, gRPC, and Protocol Buffers 


• Build and optimize distributed client-server architectures that run across customer infrastructure 


• Implement real-time ML inference integration with models in C 


• Create robust data ingestion pipelines feeding into the Data Warehouse for analytics and ML training 

Performance & Reliability 

• Optimize systems for sub-millisecond response times under high load 


• Implement graceful degradation, circuit breakers, and fallback mechanisms 


• Conduct performance profiling, benchmarking, and optimization (CPU, memory, GC tuning) 


• Design for fault tolerance and high availability in production environments 


• Monitor production systems using Prometheus, structured logging, and custom metrics 

Architecture & Best Practices 

• Contribute to architectural decisions for scalability and maintainability 


• Write clean, maintainable, well-tested code following Go best practices 


• Implement comprehensive testing (unit, integration, E2E) with snapshot testing 


• Participate in code reviews and mentor junior engineers 


• Document system design, APIs, and operational runbooks 

Collaboration 

• Work closely with ML engineers to integrate models into production systems 


• Collaborate with DevOps on containerization (Docker), orchestration (Kubernetes), and CI/CD. Partner with product managers to understand requirements and deliver features 


• Participate in on-call rotation for production support 

Required Experience

• 5+ years of professional backend engineering experience 


• 3+ years of production Go development with a deep understanding of the language 


• Strong experience building distributed systems and microservices architectures 


• Proven track record of building high-performance, low-latency systems (< 100ms response times) 


• Experience with gRPC, Protocol Buffers, and modern API design 


• Production experience with containerization (Docker) and orchestration (Kubernetes) 

Required Technical Skills

• Expert-level Go programming (concurrency patterns, memory management, performance optimization) 


• Distributed systems concepts: service discovery, consensus, eventual consistency, CAP theorem 


• High-performance networking: HTTP/2, connection pooling, load balancing 


• Database experience: SQL, indexing, query optimization 


• Testing: unit tests, integration tests, benchmarking, profiling 


• Version control: Git workflows, code review pra

Nice-to-have Skills

• AdTech/RTB ecosystem: SSPs, DSPs, bidding protocols, OpenRTB 


• Real-time bidding systems and auction dynamics 


• ML model integration: serving, versioning, A/B testing

What we offer

🌍 Fully Remote Role: Work from home in the  Netherlands.

⏳ Flexible Work Hours: Choose a schedule that suits your productivity style.

🧠 Professional Growth: Opportunities for career advancement and continuous learning.

🎯 High Impact: Your work will directly support our clients and shape our product’s future.

🤝 Smart & Supportive Team: Join a diverse and driven group of professionals passionate about pushing AdTech boundaries.

If you're passionate about building powerful backend systems that fuel data-driven decisions, Assertive Yield is the perfect place to advance your career. Apply now and be part of our exciting journey to reshape the future of digital publishing!