Fullstack/Senior Java developer

About the Role

SwitchKart is on a mission to make technology more accessible and more sustainable — we're in the business of recommerce, giving old smartphones a second life, cutting down e-waste, and extending the lifecycle of every device we touch.

We're looking for a Junior Full Stack Developer who's eager to learn, build, and grow with us. You'll work closely with senior engineers on real features across our procurement app, retailer app, pricing engines, and warranty systems, gaining hands-on experience across a diverse product ecosystem.

What You'll Do

• Build Features: Work on both frontend and backend tasks across our suite of products, under guidance from senior engineers.

• Write Clean Code: Contribute well-tested, maintainable code to our React and Node.js codebases.

• Build AI-First: Get hands-on with building features that use AI at the core — not bolted on. You'll learn to think about where AI can automate, assist, or enhance what you're building.

• Learn the Stack: Get hands-on with our databases, APIs, and deployment processes across multiple applications.

• Collaborate: Participate in code reviews, stand-ups, and sprint planning.

• Debug and Fix: Troubleshoot issues across the stack and ship fixes.

• Adapt and Grow: Adapt quickly and positively in a fast-changing environment with tight timelines, and stay open to learning new tools and technologies as our stack evolves

.

What We're Looking For

Must Have

• 2+ years of full stack development experience

• Working knowledge of React and Node.js

• Basic understanding of relational databases (PostgreSQL/MySQL)

• Eagerness to learn and grow quickly

• Strong fundamentals in data structures and problem-solving

Good to Have

• Personal projects or open-source contributions

• Exposure to REST APIs

• Familiarity with Git and collaborative workflows

• Exposure to cloud platforms (AWS/GCP)

Why SwitchKart

• Hands-on learning with real ownership from day one.

• Access to the latest AI coding agents and tools — we invest in keeping our engineers on the cutting edge.

• Work closely with senior engineers who'll help you grow.

• Be part of a genuinely differentiated business with real impact.

• Fast-moving team where you'll learn quickly and see your work ship.

Job Title: Full stack Developer

Location: Coimbatore

Job Type: Full Time

Experience Level: 5-8 Years

1) Be open to learn new frameworks like Hapi.JS , Typescript , Nest.JS

2) Strong DB concepts , and hands on knowledge on MongoDB , REDIS

3) Experience working with micro-services will be a plus

4) Experience working with JWT and IAM systems will be a plus

5) Experience working with Postman , Swagger will be a plus

6) TDD knowledge is an advantage and also working with Unit Test code and familiar with test code coverage concepts.

7) Strong operating system knowledge is a plus with knowledge of how to manage threads.

8) Working experience with RabbitMQ , Kafka will be a plus

9) Strong knowledge of JS internals is a must.

You can contact me on nine three one six one two zero one three two

Job Description: Senior Full Stack Java Developer

Timings: 2 p.m – 11 p.m

Employment: Full-time (Hybrid)

Overview: We are hiring two exceptional India-based Lead Developers to work as core members of U.S. based Agile teams. These individuals will own the technical implementation of critical features across customer-facing and associate-facing applications. This is a hands-on technical role, with at least 50% of time spent actively writing code or performing engineering tasks, while also guiding the rest of the team in execution.

Key Responsibilities:

• Serve as the senior technical contributor in a cross-border team focused on Loyalty, Mobile App, CRM, and Customer Pickup.

• Own software design, development, testing, and delivery for cloud-native microservices and web components.

• Lead and guide code reviews, enforce coding standards, and ensure best practices across development.

• Work closely with American product, architecture, and Development Manager teams to break down epics, refine stories, and estimate work. • Mentor India-based junior developers and enforce engineering best practices in a collaborative, remote-first culture.

• Proactively communicate blockers, design decisions, and progress across global teams.

• Write clean, testable, scalable code with strong observability and resilience patterns.

• Integrate with Salesforce, internal APIs, SQL/NoSQL systems, and customer data platforms.

Required Experience & Skills:

• 8-10 years of hands-on development experience.

• Deep expertise in Java, Spring Boot, RESTful API development, SQL (PostgreSQL, SQL Server), and front-end frameworks (React/Angular). • Experience working within an Agile environment alongside U.S.-based product managers, development managers, and designers.

• Strong debugging, troubleshooting, and unit/integration testing skills.

• Familiar with CI/CD pipelines, source control (Git), containerization (Docker), and modern deployment patterns.

• Excellent communication and proactive problem-solving in a remote-first environment.

• Prior experience working in an offshore/onshore model is highly preferred. 

• Own and drive business features into tech requirements
• Design & develop large scale real time server side systems
• Quickly create quality prototypes
• Staying updated on emerging technologies
• Ensuring that all deliverables adhere to our world class standards
• Promote coding best practices
• Mentor and develop junior developers in the team

• 4+ years of relevant experience as described below
• Excellent grasp of Core Java, Multi Threading and OO design patterns 
• Experience with Scala, functional, reactive programming and Akka/Play is a plus
• Excellent understanding of data structures and algorithms
• Solid grasp of large scale distributed real time systems

• Prior experience on building a scalable and resilient micro service

• Solid understanding of relational databases, NoSQL databases and Caching systems
• Good understanding of Big Data technologies such as Spark, Hadoop is a plus
• Experience on one of AWS, Azure or GCP 

• You have excellent and effective communication and collaborative skills
• You love problem solving
• You stay up to date with the latest technologies and then apply them in real life
• You love paying attention to detail
• You thrive in meeting tight deadlines and prioritising workloads
• Ability to collaborate across multiple functions

Bachelor’s degree in Engineering or equivalent experience within the field

• Skills -
  • Core (Must understand and conversant to code on at least two of these technologies)
    • Java 8+/ Spring Boot/Microservices
    • Spark
    • Scala
    • Angular
    • Javascript
    • ElasticSearch
    • Graph Database (Tinkerpop/Janusgraph)
    • MySQL/Oracle
    • AWS/Azure/GCP
  • Secondary
    • Version Control - Jira/Bitbucket/Git
    • Build Tools - Maven/SBT/Gradle
    • Security
    • Agile/Scrum methodology
    • Should be able to create and review designs/documents
    • Must be able to clearly articulate situations, problems and communicate ideas and solutions

• Must understand System Analysis and Design with understanding of Algorithms (implementation in any language is okay)
• Design optimal and performant solutions for product backlog items spanning technologies
• Work with Product Owner/Project Manager and UX lead for providing LoE estimates for Jira backlog items
• Lead and own delivery or work items (for self and team)
• 80% hands-on work items (self), 20% team responsibility
• Must be willing to learn new technologies, processes, business functions, (we measure this by OKR’s)

Qualifications and Skills

• He/She will be a part of a very agile short-cycle development with continuous integration in a dynamic start-up environment
• He/She will elaborate on technical concepts and actively integrate your own ideas and visions into the product
• He/She will do code reviews and support your colleagues in the daily business.
• Should have done Minimum three projects using any of these following technologies: Angular 2+
• Should have scored 7.0+ CGPA.
• Experience with building the infrastructure for serving the front-end app and assets
• Deep knowledge of AngularJS practices and commonly used modules based on extensive work experience