Backend Developer

3 weeks ago


Johannesburg, Gauteng, South Africa JenRec Recruitment Full time

About the Role

We are seeking a highly skilled Backend Developer with expertise in Golang to join our team at JenRec Recruitment.

The ideal candidate will have a strong understanding of blockchain technology, consensus algorithms, and smart contracts.

Responsibilities include designing, developing, and maintaining backend services and APIs using Golang, collaborating with frontend developers, designers, and product managers on scalable blockchain applications, integrating with various blockchain networks, smart contracts, and decentralized technologies, ensuring backend infrastructure is scalable, secure, and high-performing, writing clean, maintainable, and well-documented code, troubleshooting and resolving production issues, participating in code reviews to enhance development practices, staying updated on blockchain trends and backend advancements, contributing to high-performance cloud applications and resilient architecture, supporting scalable data structures and distributed computing, designing systems with low-latency global reach, managing and maintaining production software with frequent deployments, contributing to the growth of our startup, writing unit tests to ensure code functionality, implementing observability using OpenTelemetry, monitoring with Prometheus and Grafana, developing and maintaining RESTful APIs, integrating JWT authentication and ACL via GRPC, validating publish-subscribe patterns with NATS and managing Key Management Services, working with block explorers like RPCs, Infura, Quicknode, implementing Websockets, Webhooks, and event-driven architectures, utilizing AWS, managing MongoDB, and implementing Kafka for message streaming.

Requirements

Education: Bachelor's or Master's in Computer Science, Computer Engineering, or related field.

Experience: 4+ years in backend development, with a focus on Golang.

Technical Skills: Expertise in RESTful APIs, JWT Auth, and high-volume data streaming. Experience with MongoDB and AWS. Strong understanding of blockchain technology, consensus algorithms, and smart contracts. Familiar with version control systems like Git.

Estimated Salary: $120,000 - $180,000 per annum.



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