Full Stack Developer

Smartstream Limited; Mumbai; On-site; INR 900,000 - 1,300,000; Full time

Job summary

Smartstream Limited is seeking a Java Software Developer in Mumbai with 4–5 years of experience to build scalable backend services using Java 11+ and modern frameworks. The role involves working with Apache Spark, Kafka, and Apache Camel, while collaborating with Angular frontend teams and deploying on AWS for performance, reliability, and scalability.

You will develop, test, and maintain Java applications, participate in code reviews, mentor juniors, and ensure secure, compliant delivery of

Qualifications

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

Responsibilities

• Develop, test, and maintain scalable Java applications.
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Skills

Core Java

OOP

Design patterns

Spring / Spring Boot

RESTful APIs

Microservices

Angular exposure

Distributed systems

Kafka

Apache Spark

AWS

Code reviews

Team collaboration

Education

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

Tools

Eclipse

VS Code

Git

MongoDB

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.

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.