Lead Full Stack Developer (React + Golang)

Ninja Van is a late-stage logtech startup that is disrupting a massive industry with innovation and cutting edge technology. Launched 2014 in Singapore, we have grown rapidly to become one of Southeast Asia's largest and fastest-growing express logistics companies. Since our inception, we’ve delivered to 100 million different customers across the region with added predictability, flexibility and convenience. Join us in our mission to connect shippers and shoppers across Southeast Asia to a world of new possibilities.

More about us:

• We process 250 million API requests and 3TB of data every day.
• We deliver more than 2 million parcels every day.
• 100% network coverage with 2600+ hubs and stations in 6 SEA markets (Singapore, Malaysia, Indonesia, Thailand, Vietnam and Philippines), reaching 500 million consumers.
• 2 Million active shippers in all e-commerce segments, from the largest marketplaces to the individual social commerce sellers.
• Raised more than US$500 million over five rounds.

We are looking for world-class talent to join our crack team of engineers, product managers and designers. We want people who are passionate about creating software that makes a difference to the world. We like people who are brimming with ideas and who take initiative rather than wait to be told what to do. We prize team-first mentality, personal responsibility and tenacity to solve hard problems and meet deadlines. As part of a small and lean team, you will have a very direct impact on the success of the company.

Responsibilities

• Design, develop, and maintain software that drives Ninja Van’s complex logistics operations.
• Take ownership of the architecture and implementation of major features, modules, and entire products.
• Collaborate with cross-functional teams—including product managers, UX designers, and QA engineers—to deliver high-quality software on time.
• Develop and maintain APIs, and integrate third-party services where necessary.
• Ensure application performance, security, reliability, and scalability.
• Troubleshoot, debug, and enhance existing systems.
• Write clean, maintainable, and efficient code following industry best practices.
• Participate actively in code reviews, technical discussions, and team collaboration activities.
• Stay current with emerging tools, frameworks, and best practices in software development.

Requirements

• Minimum 6+ years of industry experience is mandatory.
• Proven experience as a Full Stack Developer or in a similar role.
• Proficiency in front-end technologies such as HTML, CSS/SCSS, JavaScript, and libraries/frameworks like React.js and TypeScript.
• Strong back-end development experience using Java or Golang (preferably Golang).
• Hands-on experience with SQL/NoSQL databases (e.g., PostgreSQL) and version control systems (e.g., Git).
• Solid understanding of RESTful APIs and microservices architecture.
• Excellent problem-solving skills and the ability to collaborate effectively in a team environment.
• Knowledge of cloud services (e.g., AWS, GCP, Azure) is a plus.
• Bachelor’s degree in Computer Science, Engineering, or a related field.

Please apply only if you have relevant experience with the technologies and experience mentioned above.

Tech Stack

Backend: Play (Java 8+), Golang, Node.js, Python, FastAPI

Frontend: AngularJS, ReactJS

Mobile: Android, Flutter, React Native

Cache: Hazelcast, Redis

Data storage: MySQL, TiDB, Elasticsearch, Delta Lake

Infrastructure monitoring: Prometheus, Grafana

Orchestrator: Kubernetes

Containerization: Docker, Containerd

Cloud Provider: GCP, AWS

Data pipelines: Apache Kafka, Spark Streaming, Maxwell/Debezium, PySpark, TiCDC

Workflow manager: Apache Airflow

Query engines: Apache Spark, Trino