Senior Android Developer

Position : Tech Lead – Fullstack Developer

Experience : 7 to 15 Years

Location : MG Road, Bengaluru (Hybrid – 3 Days in Office)

Notice Period : Immediate / Serving / 15 Days or Less

About the Opportunity :

We are hiring a Tech Lead – Fullstack Developer for a well-funded product startup building an enterprise-grade SaaS platform in the Cybersecurity domain.

The role involves designing and delivering scalable microservices and cloud-native applications in a high-performing, Agile engineering environment.

You'll work alongside industry veterans from billion-dollar digital firms, contributing to technical design, product architecture, and engineering best practices.

Mandatory Skills : Java, Spring Boot, ReactJS (or any modern JavaScript framework), RESTful APIs, PostgreSQL, Docker, Kubernetes, CI/CD, Hibernate/JPA, Multithreading, and Microservices architecture.

Role Highlights :

• Lead fullstack product development using Java (Spring Boot) and ReactJS (or similar frameworks).
• Design, develop, test, and deploy scalable microservices and RESTful APIs.
• Collaborate with Product, DevOps, and QA teams in a fast-paced Agile environment.
• Write modular, secure, and efficient code optimized for performance and maintainability.
• Mentor junior developers and influence architecture decisions across the team.
• Participate in all stages of the product lifecycle, from design to deployment.
• Create technical documentation, UML diagrams, and contribute to knowledge-sharing through blogs or whitepapers.

Key Skills Required :

1. Strong expertise in Java (mandatory) and Spring Boot.
2. Proficient in frontend development using ReactJS or similar frameworks.
3. Hands-on experience building and consuming RESTful APIs.
4. Solid knowledge of PostgreSQL, Hibernate/JPA, and transaction management.
5. Familiarity with Docker, Kubernetes, and cloud platforms (Azure/GCP).
6. Understanding of API Gateway, ACID properties, multithreading, and performance tuning.
7. Experience with CI/CD tools (Jenkins, GitHub Actions, GitLab CI) and Agile methodologies.
8. Strong debugging and profiling skills for performance bottlenecks.

Nice to Have :

• Experience with data integration tools (e.g., Pentaho, Apache NiFi).
• Exposure to the Healthcare or Cybersecurity domain.
• Familiarity with OpenAI APIs or real-time analytics tools.
• Willingness to contribute to internal documentation, blog posts, or whitepapers.

Perks & Benefits :

• Opportunity to build a product from scratch.
• Flat hierarchy and direct access to leadership.
• Strong focus on learning, mentorship, and technical innovation.
• Collaborative startup culture with long-term growth opportunities.

Interview Process :

1. Technical Round – Technical Assessment
2. Technical Interview – Core Development
3. Advanced Technical Interview – Design & Problem Solving
4. Final Round – CTO Discussion

Responsibilities:

• Develop and maintain high-quality, efficient, and scalable backend applications.
• Participate in all phases of the software development lifecycle (SDLC)
• Write clean, well-documented, and testable code adhering to best practices.
• Collaborate with team members to ensure the successful delivery of projects.
• Debug and troubleshoot complex technical problems.
• Identify and implement performance optimizations.
• Participate in code reviews
• Hands-on experience with Springboot, Java 8 and above.
• 2-5 years of experience developing Java applications.
• Knowledge about at least one messaging system like Kafka, RabbitMQ etc.
• Required React developer requirements, qualifications & skills:
• Proficiency in React.js and its core principles
• Strong JavaScript, HTML5, and CSS3 skills
• Experience with popular React.js workflows (such as Redux)
• Strong understanding of object-oriented programming (OOP) principles.
• Experience with design patterns and best practices for Java development.
• Proficient in unit testing frameworks (e.g., JUnit).
• Experience with build automation tools (e.g., Maven, Gradle).
• Experience with version control systems (e.g., Git).
• Experience with one of these databases – Postgres, MongoDb, Cassandra
• Knowledge on Retail or OMS is a plus.
• Experienced in containerized deployments using Docker, Kubernetes and DevOps mindset
• Ability to reverse engineer existing/legacy and document findings on confluence.
• Create automated tests for unit, integration, regression, performance, and functional testing, to meet established expectations and acceptance criteria.

Job Description:-

In this role, you will be an integral part of our team responsible for developing and maintaining new applications that support assessment systems. This is a unique opportunity to contribute to an important regional initiative.

Role Responsibilities:

Analysis and Design: Collaborate with stakeholders and the Application Systems team to deeply understand application requirements. Develop technical design documents following business standards.

Programming and Testing: Actively engage in application programming to meet business requirements. Conduct unit testing and assist in functional, load, and user acceptance testing when needed.

Project Review and Enhancement: Review ongoing projects and provide valuable recommendations for improvement. Be open to assisting in related tasks as directed by the line Manager.

The Successful Applicant

To excel in this role, you should possess the following qualifications and skills:

Java Expertise: Strong experience in Java Application Design, Coding, and Implementation.

Front-End Development: Excellent skills in front-end development using Angular 10, Bootstrap, and Typescript.

Technology Stack: Proficiency in Java, Spring Suite, Hibernate, PostgreSQL, Docker, Kubernetes, Rest APIs, and Micro-services is highly desirable.

Agile Methodologies: Familiarity with Agile development methodologies, including refactoring, TDD, and continuous integration.

Client Interaction: Exceptional client-facing and presentation capabilities.

Team Collaboration: Ability to work effectively both autonomously and within a team.

If you are a skilled Full-stack developer passionate about creating innovative solutions and meet the above-mentioned qualifications, we invite you to apply for this exciting opportunity.

To apply, please submit your resume and a cover letter detailing your relevant experience and why you believe you fit this position.

The ideal candidate should have a strong foundation in computer science and a passion for building high-quality solutions. The role requires hands-on experience in designing, developing, and implementing scalable and high-performance mobile applications (company is looking for an employee to build a chat application from scratch)

Responsibilities:

1. Design, develop, and maintain a mobile application

2. Write clean, scalable, and maintainable code that

adheres to best practices and industry standards

3. Test applications to ensure they meet customer requirements and are free from defects

4. Implement security and data protection measures in applications

5. Troubleshoot and debug software applications

Requirements:

1. Bachelor's degree in Computer Science or a related field

2. Experience in developing applications using Java, and Javascript.

3. Strong understanding of the software development life cycle (SDLC) and Agile methodologies

4. Experience with front-end technologies such as HTML, CSS, and JavaScript

5. Experience with database design and management, particularly with MongoDB

6. Excellent debugging and troubleshooting skills

7. Strong communication and teamwork skills

We believe that great change begins with individuals who are given the freedom to make a difference, and we champion this in all that we do here at Vamstar. Hence we are urgently looking to hire a senior person to fill in for a Full Stack Engineer

The ideal candidate will be responsible for developing high-quality applications along with designing and implementing testable and highly scalable codes. If you have a gig towards Java, Node, AWS, Javascript and Typescript and have worked extensively in web application development; we are looking for you.

Responsibilities

• Managing team(s)
• Develop quality software and web applications
• Analyze and maintain existing software applications
• Design highly scalable, testable code
• Discover and fix programming bugs

Qualifications

• B.Tech - CS from a Tier 1/2 college
• Minimum 5 years of experience
• Great communication skills

Key Benefits 

• Performance Bonus on a Quarterly basis on performance 
• 25 days paid holidays each year including your accrued leaves, sick leaves, fixated and optional holidays. 
• Flexible working hours 
• Permanent Work from home 
• Yearly virtual cross-tribe pollinations (we have another engineering team in UK, US and Vietnam) 
• Wholesome development experience with MacBook Pro and extra monitor(s) post completion of Probation period/ machine bonuses 
• Regular and transparent appraisals based on performance. 

More about our Team: As an engineering team, we are dedicated, hardworking and always looking to learn and improve our craft. This happens in regular knowledge sharing sessions with both Full Stack and Machine Learning teams, and we are always keen to collaborate when a challenging problem comes up. In our work, we use industry best practices like Github. AWS, Ally, Trello, Slack, TDD, CI/CD and code reviews as part of building every feature. We also continually evaluate new technologies to see if they can help improve our platform.