Senior Golang Engineer - EV Charging Platform (OCPI/OCPP)

astek singapore innovation technology pte. ltd.; Singapore; On-site; SGD 140,000 - 210,000; Full time

Job summary

The Senior Golang Backend Engineer will build a cloud-native EV charging platform, designing scalable backend services, RESTful APIs, and microservices in Golang. You will work with product, infra, and DevOps to ensure reliability and production readiness.

You will collaborate on distributed systems, event-driven workflows, and performance optimizations, with PostgreSQL as the database and Docker/Kubernetes for deployments.

Qualifications

• Strong hands-on experience developing production applications with Golang.
• Experience designing RESTful APIs and microservices.
• Solid concurrency, asynchronous processing, and distributed systems knowledge.
• Strong SQL skills with PostgreSQL or similar relational databases.
• Experience with Kafka and cloud-native environments (AWS or Azure).
• Docker and Kubernetes experience.
• Experience with distributed, real-time, or high-traffic systems.

Responsibilities

• Design, develop, and maintain backend services, RESTful APIs, and microservices using Golang.
• Build scalable event-driven and asynchronous workflows for distributed systems.
• Improve application performance, scalability, reliability, and availability.
• Troubleshoot and resolve production issues, performing root cause analysis where required.
• Work with PostgreSQL, including SQL queries, indexing, and performance optimisation.
• Develop and maintain integrations with external platforms and third-party systems.
• Collaborate with DevOps and infrastructure teams on cloud deployments, monitoring, and operational readiness.
• Participate in code reviews and ensure code quality, maintainability, and engineering best practices.
• Take ownership of assigned features and technical deliverables from development through production.

Skills

Golang

REST APIs

Microservices

Concurrency

Distributed systems

SQL

PostgreSQL

Kafka

AWS

Azure

Docker

Kubernetes

Tools

Docker

Kubernetes

AWS

Azure

Job description

Senior Golang Backend Engineer – EV Charging Platform

Role Overview

We are looking for a hands-on Senior Golang Backend Engineer to develop, enhance, and support a cloud-native EV Charging platform. The role focuses on building scalable backend services, distributed systems, and event-driven workflows while ensuring high availability and production stability.

You will work closely with technical leads, product, infrastructure, and DevOps teams to deliver reliable backend solutions and integrations.

Key Responsibilities

• Design, develop, and maintain backend services, RESTful APIs, and microservices using Golang.
• Build scalable event-driven and asynchronous workflows for distributed systems.
• Improve application performance, scalability, reliability, and availability.
• Troubleshoot and resolve production issues, performing root cause analysis where required.
• Work with PostgreSQL, including SQL queries, indexing, and performance optimisation.
• Develop and maintain integrations with external platforms and third-party systems.
• Collaborate with DevOps and infrastructure teams on cloud deployments, monitoring, and operational readiness.
• Participate in code reviews and ensure code quality, maintainability, and engineering best practices.
• Take ownership of assigned features and technical deliverables from development through production.

Must-Have Requirements

• Strong hands-on experience developing production applications using Golang (Go).
• Experience designing and developing RESTful APIs and microservices.
• Good understanding of concurrency, asynchronous processing, and distributed systems.
• Strong SQL skills with experience in PostgreSQL or similar relational databases.
• Experience with event-streaming technologies such as Kafka.
• Hands-on experience troubleshooting and supporting production systems.
• Experience with cloud-native environments using AWS or Azure.
• Experience with Docker and Kubernetes.
• Experience working with distributed, real-time, or high-traffic systems.

Good to Have

• Beginner to intermediate knowledge of Java.
• Experience with observability and monitoring tools such as Datadog or Sentry.
• Exposure to Terraform or other Infrastructure-as-Code (IaC) tools.
• Experience within EV charging, mobility, IoT, or device-integrated platforms.
• Knowledge of EV charging protocols such as OCPI and OCPP.
• Experience developing real-time and device-integrated systems.

Key Technologies

Golang | REST APIs | Microservices | PostgreSQL | Kafka | AWS/Azure | Docker | Kubernetes | Terraform | Datadog | Sentry | Java | OCPI | OCPP