Golang Backend Engineer - FinTech, Low-Latency APIs

ICEx Group; Jakarta Pusat; Presencial; IDR 223 200 000 - 502 200 000; Tempo integral

Resumo da oferta

ICEx Group, through Indonesia Crypto Exchange (ICEx), seeks a backend engineer proficient in Go to design and maintain scalable services. You will work on low-latency REST and gRPC APIs, data ingestion pipelines, and ledger workflows, with a focus on correctness and concurrency in a fintech context.

Ideal candidates have 2–4 years in backend development, strong Go expertise, experience with PostgreSQL/MySQL, Kafka or similar brokers, and familiarity with AI-assisted development tools and

Qualificações

• 2–4 years backend software development experience.
• At least 1–2 years writing production-grade Go.
• Strong Go mechanics, including concurrency and memory management.
• Experience with relational databases (PostgreSQL/MySQL) including index optimization and transactions.
• Exposure to asynchronous event-driven architectures using message brokers (Kafka, RabbitMQ, Redis Streams).
• Hands-on with Docker and microservice patterns.
• Domain background in fintech, order matching, clearing, banking integrations, or payments.
• Familiarity with AI-augmented development tools (e.g., Claude Code, Cursor, Copilot).
• Knowledge of blockchain infrastructure (EVM, JSON-RPC, on-chain event indexing).
• Familiarity with observability tools (Prometheus, Grafana, OpenTelemetry) and cloud-native deployments.

Responsabilidades

• Design, implement, and maintain Go services that are modular and maintainable.
• Architect and optimize low-latency REST and gRPC APIs for high concurrency.
• Build data ingestion pipelines and ledger/state-management workflows using relational/in-memory stores.
• Write unit, benchmark, and integration tests for deterministic behavior under stress.
• Incorporate AI coding assistants and modern tooling to speed prototyping and reviews.
• Troubleshoot production issues in containerized environments, analyze profiling data and traces to remove bottlenecks.

Conhecimentos

Go (Golang)

Concurrency models

Error handling

Observability

Cloud-native deployments

AI-assisted development

Distributed systems

High-performance systems

Ferramentas

PostgreSQL/MySQL

Kafka

RabbitMQ

Redis Streams

Docker

gRPC

Descrição da oferta de emprego

ICEx Group, through Indonesia Crypto Exchange (ICEx), seeks a backend engineer proficient in Go to design and maintain scalable services. You will work on low-latency REST and gRPC APIs, data ingestion pipelines, and ledger workflows, with a focus on correctness and concurrency in a fintech context.

Ideal candidates have 2–4 years in backend development, strong Go expertise, experience with PostgreSQL/MySQL, Kafka or similar brokers, and familiarity with AI-assisted development tools and