Senior Full-Stack & API Integration Engineer

TALENT-MERGE PTE. LTD.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

TALENT-MERGE PTE. LTD. is seeking an experienced systems integration and full-stack engineer to design and deliver scalable integration solutions across multiple vendors and data platforms.

You will partner with architects to refine interface specifications, develop secure APIs, and implement event-driven data pipelines using modern tech stacks including Java, Python, JavaScript/TypeScript, React, Spring Boot, Docker, and Kubernetes. Strong collaboration and documentation skills are essential.

Qualifications

• A degree in Computer Science, Engineering, Information Technology or related field.
• 7+ years in systems integration or full-stack engineering for large-scale platforms.
• Proven success delivering end-to-end integrations across multiple vendors and systems.
• Strong API, microservices, data integration, cloud, event-driven architectures, databases, and modern practices.

Responsibilities

• Partner with solution architects to define interface specifications and integration frameworks.
• Design and deliver scalable integration solutions across vendors, apps, and data platforms.
• Develop full-stack components using Java, Python, JavaScript/TypeScript, React, or Node.js.
• Build secure APIs and integration services using Spring Boot, Express.js, API gateways, and microservices.
• Implement data exchange pipelines with Kafka, RabbitMQ, ETL/ELT tools, and event-driven patterns.
• Coordinate integration activities across vendors and delivery teams to resolve issues.
• Set up automated build, testing, and deployment with Git, Jenkins, GitLab CI/CD, Docker, and Kubernetes.
• Validate interfaces with Postman, JUnit, Selenium, and related testing tools.
• Monitor performance with Splunk, ELK Stack, Grafana, and Prometheus; proactively address bottlenecks.
• Produce and maintain technical documentation for interfaces, contracts, data flows, and deployments.

Skills

API development

Microservices

Data integration

Cloud platforms

Event-driven architecture

Databases

Software engineering practices

Education

Bachelor's degree in CS/Engineering/IT

Tools

Java

Python

JavaScript/TypeScript

React

Node.js

Spring Boot

Express.js

Git

Jenkins

GitLab CI/CD

Docker

Kubernetes

Postman

JUnit

Selenium

Splunk

ELK Stack

Grafana

Prometheus

Job description

TALENT-MERGE PTE. LTD. is seeking an experienced systems integration and full-stack engineer to design and deliver scalable integration solutions across multiple vendors and data platforms.

You will partner with architects to refine interface specifications, develop secure APIs, and implement event-driven data pipelines using modern tech stacks including Java, Python, JavaScript/TypeScript, React, Spring Boot, Docker, and Kubernetes. Strong collaboration and documentation skills are essential.