Full Stack Developer (NodeJS | Kafka | AWS)

Unison Consulting Pte Ltd; Kuala Lumpur; On-site; MYR 60,000 - 90,000; Full time

Job summary

A leading consulting firm is seeking a Full Stack Developer to design and develop scalable web applications. The ideal candidate should have expertise in Node.js, AWS, and Kafka, with a focus on creating high-performance APIs and microservices. This position involves collaborative work in an Agile/Scrum environment to deliver innovative cloud-native solutions that meet client needs.

Qualifications

• Experienced in both backend and frontend development.
• Strong knowledge of microservices and cloud architecture.
• Hands-on experience with DevOps practices (Docker, CI/CD).

Responsibilities

• Design and implement scalable microservices and REST/GraphQL APIs.
• Develop event-driven architectures using Apache Kafka.
• Deploy and manage applications on AWS Cloud.
• Build and optimize front-end applications with React.js.
• Integrate backend services with databases and external APIs.

Skills

Node.js

Kafka

AWS

React.js

CI/CD

Job description

Profile Summary:
Experienced Full Stack Developer with expertise in designing, developing, and deploying scalable web applications using Node.js, Kafka, and AWS Cloud Services. Skilled in building high-performance APIs, event-driven microservices, and cloud-native solutions with a focus on reliability, scalability, and security. Strong hands-on experience in both front-end and back-end development, with deep knowledge of cloud architecture and distributed systems.

Core Skills:

• Backend Development: Node.js, Express.js, RESTful APIs, GraphQL
• Frontend Development: React.js / Angular / Vue.js (based on need), HTML5, CSS3, JavaScript (ES6+)
• Event Streaming & Messaging: Apache Kafka (producers, consumers, stream processing, topics, partitions, offset management)
• Cloud Platforms: Amazon Web Services (AWS) – EC2, Lambda, S3, API Gateway, DynamoDB, RDS, CloudFormation, IAM, ECS/EKS
• Databases: PostgreSQL, MySQL, MongoDB, DynamoDB, Redis
• DevOps & CI/CD: Docker, Kubernetes, Jenkins, GitHub Actions, Terraform, AWS CodePipeline
• Other Tools/Technologies: Microservices, Serverless Framework, ELK/CloudWatch Monitoring, Agile/Scrum

Roles & Responsibilities:

• Design and implement scalable microservices and REST/GraphQL APIs using Node.js.
• Develop event-driven architectures with Apache Kafka for real-time data streaming and asynchronous communication.
• Deploy and manage applications on AWS Cloud with emphasis on security, availability, and cost-optimization.
• Build and optimize front-end applications with React.js/Angular ensuring responsive UI/UX.
• Integrate backend services with databases (SQL/NoSQL) and external APIs.
• Implement CI/CD pipelines for automated build, testing, and deployment.
• Ensure system reliability with monitoring, logging, and alerting using AWS CloudWatch/ELK Stack.
• Collaborate with cross-functional teams (QA, DevOps, Product Owners) in Agile/Scrum environment.
• Optimize application performance, memory management, and fault tolerance.

Sample Projects:

• Real-Time Payment Processing System: Built using Node.js microservices with Kafka for streaming and AWS for scalability.
• E-commerce Platform: Developed a full-stack application with React.js frontend, Node.js backend, Kafka for order events, and AWS RDS/DynamoDB for storage.
• IoT Data Streaming Solution: Processed millions of real-time IoT events via Kafka topics and stored/processed data in AWS S3 and Lambda functions