Senior .Net Developer for GR8 API Tech

GR8 Tech is looking for a Senior.Net Developer to design, develop, and maintain enterprise-level applications using C#, ASP.NET, and related technologies.

Requirements

• Minimum 5 years of experience in a similar senior engineering role
• Deep hands-on expertise in C# and.NET (Core /.NET 6+)
• Strong understanding of async/await, multithreading, thread safety, memory management, and performance optimization
• Experience designing and evolving high-load backend systems with strict latency and reliability requirements
• Ability to identify and eliminate performance bottlenecks across CPU, memory, I/O, and database layers
• Experience designing and operating microservice-based systems
• Experience working with messaging systems and event-driven architectures
• Experience working with relational and non-relational databases
• Understanding of transactions, isolation levels, locking, concurrency, indexing strategies, and performance tuning
• Experience working with containerized environments including Docker and Kubernetes
• Understanding of CI/CD pipelines and automated delivery
• Understanding of scalability, load balancing, auto-scaling, and disaster recovery
• Understanding of production observability including logging, metrics, monitoring, and tracing
• Experience with GoLang or Node.js is a plus
• Experience with Microsoft Orleans is a plus

Benefits

• Cafeteria — annual budget to spend on sports, medical, mental health, home office, and languages
• Paid maternity/paternity leave + monthly childcare allowance
• 20+ vacation days, unlimited sick leave, emergency time off
• Remote-first + tech support + coworking compensation
• Team events (online/offline/offsite)
• Learning culture with internal courses + growth programs