Backend Developer (Java)
Summary
Backend Developer building and maintaining scalable Java/Spring Boot services and REST APIs for HoLink's link-in-bio platform for Indonesian MSMEs and creators — integrating payment gateways and third-party services, optimizing MySQL/database performance, and handling security, monitoring, and production troubleshooting.
What We’re Looking For:
- 3–5+ years of hands‑on experience in Backend Development or Software Engineering
- Strong proficiency in Java, Spring Boot, and REST API development
- Solid understanding of authentication, authorization (JWT, RBAC), and application security
- Strong SQL/MySQL skills, including database design and query optimization
- Experience debugging, maintaining, and optimizing large existing codebases
- Familiar with system performance, logging, monitoring, and production troubleshooting
- Experience with Redis, MongoDB, or message queues (Kafka, RabbitMQ, RocketMQ) is a plus
- Experience integrating payment gateways, third‑party APIs, or webhooks is preferred
- Experience in SaaS, software, or digital product companies is a strong plus
Responsibilities
- Develop and maintain scalable backend features for Holink’s platform.
- Build reliable backend services.
- Design, develop, and integrate REST APIs.
- Collaborate closely with Product, Design, QA, Support, and Engineering teams.
- Integrate third-party services including payment gateways, analytics, authentication, notifications, and future AI solutions.
- Optimize application performance, database efficiency, and system reliability.
- Troubleshoot and resolve product, system, and production issues.
- Maintain code quality through testing, code reviews, and engineering best practices.
- Support deployment and monitor application logs and errors.
- Ensure security, privacy, and scalability standards are implemented across the platform.
Information Technology Services 11-50 employees
HoLink Solusi Digital is an all‑in‑one link‑in‑bio and online profile management platform built for Indonesian MSMEs, creators, and small business owners. We help users manage their digital presence efficiently through a single link connecting all platforms, products, and services. Founded to empower Indonesian MSMEs in the digital era, HoLink delivers technology that is easy to use, affordable, and locally relevant, believing digital transformation should be accessible to every small business owner. With interactive profile pages, product catalogs, and social media integrations, HoLink serves as a trusted digital partner helping small businesses build a professional online presence.
HoLink Solusi Digital is an all‑in‑one link‑in‑bio and online profile management platform built for Indonesian MSMEs, creators, and small business owners. We help users manage their digital presence efficiently through a single link connecting all platforms, products, and services. Founded to empower Indonesian MSMEs in the digital era, HoLink delivers technology that is easy to use, affordable, and locally relevant, believing digital transformation should be accessible to every small business owner. With interactive profile pages, product catalogs, and social media integrations, HoLink serves as a trusted digital partner helping small businesses build a professional online presence.