Full Stack Developer

Smartstream; Mumbai; On-site; INR 1,400,000 - 2,100,000; Full time

Job summary

Smartstream is seeking a Java Software Developer with 4-5 years of experience to build and maintain scalable backend services on AWS. You will work with Apache Spark, Kafka, and Camel while collaborating with frontend teams using Angular.

You will develop, test, and optimize distributed systems, participate in code reviews, and mentor juniors. This role focuses on backend with frontend collaboration and a strong emphasis on performance and reliability.

Qualifications

• Bachelor's degree in Computer Science, Data Science, Engineering, or a related field.
• 4–5 years of experience in Java software development.
• Strong proficiency in Core Java, OOP, and design patterns.
• Experience with Spring Boot and RESTful APIs.
• Experience with Apache Spark, Kafka, and Camel.
• Experience deploying on AWS and working with distributed systems.

Responsibilities

• Develop, test, and maintain scalable Java applications.
• Collaborate with cross-functional teams to design and ship features.
• Write clean, efficient, and reusable code.
• Participate in code reviews and mentor junior developers.
• Troubleshoot, debug, and upgrade existing systems.
• Ensure security and compliance standards are met.
• Design and develop distributed data-intensive applications using Spark.

Skills

Core Java

OOP

Design patterns

Unit testing

Test-driven development

Spring Boot

RESTful APIs

Microservices

ORM

Git

Agile/Scrum

Kafka

Angular

JavaScript

Apache Spark

MongoDB

AWS

Distributed systems

Education

Bachelor's degree in Computer Science

Tools

Eclipse

VS Code

Job description

We are looking for a Java Software Developer with 4-5 years of experience to join our engineering team and work on scalable, distributed systems. The role involves building and maintaining backend services using Java 11+, working with Apache Spark, Kafka, and Apache Camel, and collaborating closely with frontend teams using Angular. The applications are deployed on AWS, focusing on performance, reliability, and scalability. This role is primarily backend-focused with frontend collaboration using Angular.

Key Responsibilities

• Develop, test, and maintain scalable Java applications
• Collaborate with cross-functional teams to define, design, and ship new features
• Write clean, efficient, and reusable code
• Participate in code reviews and contribute to team knowledge sharing
• Troubleshoot, debug, and upgrade existing systems
• Stay updated with the latest industry trends and technologies
• Troubleshoot, debug, and resolve application issues in a timely manner
• Collaborate with product managers, QA, and other developers to deliver features
• Optimize application performance, scalability, and reliability
• Contribute to code reviews and mentor junior developers when required
• Ensure adherence to security and compliance standards
• Design and develop distributed and data-intensive applications using Apache Spark

Requirements

Key Skills

• Strong proficiency in Core Java, OOP principles, and design patterns
• Experience with IDEs like Eclipse, VS Code
• Unit testing and test-driven development
• Sound Knowledge of software design patterns
• Working knowledge of No-SQL databases(MongoDb)
• Good problem-solving skills and attention to detail
• Strong communication and teamwork abilities
• Experience with Spring / Spring Boot frameworks
• Hands-on experience with RESTful APIs and microservices architecture
• Familiarity with ORM frameworks
• Experience with version control systems such as Git
• Understanding of Agile / Scrum development methodologies
• Strong communication skills
• Experience with messaging systems (Apache Kafka)
• Frontend exposure (Angular, JavaScript)
• Experience with Apache Spark and distributed computing frameworks
• Exposure to AI-assisted development and data-driven systems; ability to leverage tools such as AWS Kiro or similar platforms to improve productivity and software quality
• Curiosity and openness to adopting emerging tools, frameworks, and AI-driven workflows as part of a modern software development lifecycle

Desirable Skills

• Knowledge of relational databases (e.g., Oracle, MySQL)
• Experience with integration framework like Apache Camel
• Exposure to CI/CD pipelines, Jenkins, etc
• Knowledge of cloud platforms (AWS, Azure, GCP)
• Knowledge of security best practices in cloud environments

Experience:

4-5 years

Qualifications:

Bachelor's degree in Computer Science, Data Science, Engineering, or a related field.