Backend Engineer (Golang)
Konnco · Indonesia ·
- Category
- Backend
- Experience
- 1+ years
Konnco is hiring a backend engineer with 1-2 years of fintech experience to design, build, and maintain Go services handling financial transactions. Day-to-day work centers on REST/gRPC APIs, PostgreSQL schema design and optimization, Redis caching, and Docker-based deployments with a focus on data integrity and idempotency.
We're looking for a Backend Engineer (Go) with 1-2 years of experience in fintech to design, build, and maintain backend services that handle financial transactions with high standards of reliability and data integrity.
Responsibilities
- Design, build, and maintain backend services in Go
- Design and implement REST APIs and gRPC services for internal and external consumers
- Model and optimize PostgreSQL schemas, queries, and migrations
- Implement caching strategies to improve latency and reduce database load
- Containerize services with Docker and support deployment pipelines
- Ensure data integrity, idempotency, and correct handling of financial transactions
- Write tests, participate in code reviews, and contribute to technical documentation
Qualifiactions
- 1-2 years of backend engineering experience, preferably in fintech
- Strong PostgreSQL skills, including schema design, query optimization, transactions, and migrations
- Familiar with caching using Redis or equivalent, along with REST and gRPC API design
- Comfortable working with Docker for containerized services
- Solid Git workflow, including branching, pull requests, and code review
- Understands fintech engineering practices such as idempotency, decimal precision for monetary values, audit logging, and safe concurrent transactions
- Good communicator, proactive in flagging blockers, and open to learning new technologies