11+ Sonar Jobs in Chennai | Sonar Job openings in Chennai

What you’ll do

• Take full ownership of features from problem → design → code → deploy → iterate
• Build modular, scalable APIs and frontend components using the MERN stack
• Use AI tools to write, debug, optimize code, and unblock yourself fast
• Integrate 3rd-party APIs, services, and AI capabilities where relevant
• Collaborate async with product, design, and other engineers
• Optimize performance, scalability, and dev workflows
• Own dev hygiene—documentation, tests, Git practices, CI/CD pipelines

Must-Haves:

• Bachelor’s degree in Computer Science, Engineering, or a related technical field
• 4–5 years of full-stack experience in production-grade MERN apps
• You’ve shipped products end-to-end, not just maintained features
• Strong in JavaScript/TypeScript, both on frontend and backend
• Solid foundation in system design, API design, and debugging
• Comfortable using AI-native tools to code faster and better
• GitHub is your second home. You write clean commits and structured PRs
• Cloud/infra experience (Vercel, AWS, Docker/Kubernetes)

Nice-to-Have:

• Experience in HR or Ed Tech, Experience in assessment platforms
• Experience with SSR (Next.js), GraphQL, WebSockets, or Firebase
• Familiarity with AI API integration (OpenAI, Pinecone, LangChain, etc.)
• Open-source contributions, side projects, or an active GitHub

Full Stack Developer (3+ Years Experience)

Location: Chennai - Work From Office

Job Type: Full-time

About the Role:

We are looking for a highly skilled Full Stack Developer with 3+ years of experience in designing, developing, and maintaining scalable web applications. The ideal candidate should have expertise in Node.js, TypeScript, NestJS, Angular, and databases like MongoDB, DynamoDB, and RDBMS. You will be working on building robust REST APIs, implementing various authentication methods (Cookies, JWT, OAuth, etc.), and deploying applications in AWS & GCP cloud environments using serverless technologies.

Key Responsibilities:

● Develop and maintain scalable backend services using Node.js, TypeScript, and NestJS.

● Design and implement frontend applications using Angular.

● Build and optimize RESTful APIs for high-performance web applications.

● Work with databases (MongoDB, DynamoDB, and RDBMS) to store and retrieve application data efficiently.

● Implement authentication and authorization mechanisms such as JWT, cookies, and OAuth.

● Deploy and manage applications on AWS (Lambda, API Gateway, S3, DynamoDB, IAM, Cognito, etc.) and GCP Cloud Functions.

● Ensure code quality with unit testing, integration testing, and CI/CD pipelines.

● Work on serverless architectures to optimize performance and scalability.

● Collaborate with cross-functional teams to define and develop new features.

● Troubleshoot and debug application issues in both development and production environments.

Required Skills & Qualifications:

● 3+ years of experience as a Full Stack Developer.

● Strong knowledge of Node.js, TypeScript, and NestJS.

● Experience with Angular (Angular 10+ preferred).

● Hands-on experience with MongoDB, DynamoDB, and RDBMS (e.g., PostgreSQL, MySQL).

● Expertise in REST API development and API security best practices.

● Experience with authentication methods (JWT, OAuth, Session Cookies).

● Proficiency in AWS (Lambda, API Gateway, S3, DynamoDB, IAM, Cognito, etc.) and/or GCP Cloud Functions.

● Familiarity with serverless development and microservices architecture.

● Strong knowledge of CI/CD pipelines and automated deployment strategies.

● Understanding of software development best practices, version control (Git), and

Agile methodologies.

Nice to Have:

● Experience with Kubernetes and containerized applications (Docker).

● Understanding of WebSockets and real-time applications.

Benefits:

● Competitive salary based on experience.

● Flexible working hours.

● Learning and development opportunities.

● Collaborative and growth-oriented team environment

Position: SR. WEB APPLICATION DEVELOPER 

Job Responsibilities:

• Should maintain Apache web server (LAMP & WHM/CPanel).
• Create and Maintain PHP, Laravel Based web application / HTML, CSS & JS wireframes / mockups, websites , web assets , Landing pages.
• Conceptualize original ideas that bring simplicity and user friendliness on web sites and web applications.
• Create and Maintain WordPress Websites, Plug-Ins and Themes using the latest development and deployment methodologies.
• Create and Maintain high-performance websites with SEO and SEM integrations and managing all technical aspects of the CMS.
• On time delivery - Ensuring the project is delivered on time through continual improvement.
• Quality Benchmark - Ensure that the project is delivered with best quality and with minimal bugs.
• Ensuring effective and timely communication with the project stakeholders and team members.
• Process Compliance / Adherence to style standards on fonts, colors, images, design guidelines, best practices and standards.

Job Requirements:

• Strong understanding of Apache Server with LAMP & WHM/CPanel.
• Strong understanding of php & Laravel based app development life-cycle and best practices and CMS management.
• At least 5+ years of experience working in Laravel, WordPress / HTML 5 / CSS3 / JavaScript / PHP and NodeJS technologies
• Must have experience in building and managing websites for large consulting firms or large publishing house or large content marketing company
• Strong experience in building rapid prototypes and wireframes using HTML 5 / CSS 3 / JavaScript
• Must have experience in developing responsive , multi platform , cross browser / multi resolution user interfaces and design
• Must have Basic knowledge in SEO / SEM
• Must have experience in building new themes and plugins on WordPress CMS and integration with external systems using RESTful APIs and formats (JSON, XML)
• Proficiency in ReactJS with Redux or Angular will be an added advantage
• Ability to work with business leaders / multiple teams.
• Ability to recommend intuitive user journeys / interfaces and proactively evolve product design
• Excellent communication, interpersonal, and organizational skills

SKILLS:

Laravel, WordPress , PHP , WHM/CPanel, DigitalOcean, HTML5 , CSS3 , JavaScript , Bootstrap , jQuery , RESTful APIs and formats (JSON, XML) , ReactJS with Redux , Angular, Debugging Tools , User Interface Design Concepts , Adobe Photoshop, Adobe Illustrator, SEO / SEM.

SSE/TL/ STL – Java Full Stack Dev

Overview of the Role –SSE/TL/ STL– Java Full Stack Dev (Java + React js)

Location: Chennai / Hyderabad

Reporting To: Project Manager

Role Description

We are looking for a candidate with Java backend experience combined with UI exposure preferably with React JS. The candidate shall be required to member of a SW Development team, demonstrating technical person. The candidate would be required to demonstrate high degree of ownership; velocity and mentor the team members.

Responsibilities

• · In this role, you should be able to work independently with little supervision.
• · You should have excellent organization and problem-solving skills.
• · If you also have hands-on experience in software development and agile methodologies, we’d like to meet you.
• · You will be responsible to develop high-quality software that is aligned with user needs and business goals.

Qualification

• · 4 to 10 years of end-to-end development using Java & UI technology (ReactJS)
• · Good knowledge of any relational database
• · Experience in JavaScript along with an OOP language
• · Well versed with testing concepts and methodologies
• · Agile/Scrum development and full SDLC from development to production deployment.
• · Analytical mind with problem-solving aptitude.
• · Ability to work independently.
• · Excellent written and oral communication skills.

• 3+ years of overall application development experience
• 5 years of Java 8, J2EE, Spring Boot, Spring MVC, JPA
• 2 years of Angular 8+, TypeScript, JavaScript, HTML, CSS
• Expert knowledge of SQL and PL SQL programming with MySQL database
• Strong knowledge of Maven, Junit, Mockito, GitLab, GitHub, and Jira
• Nice to have Docker implementation experience
• Experienced with TDD test driven development and automated unit testing including UI unit testing frameworks
• Expert knowledge of  JSON RESTful web service development
• Experience with code reviews development of coding standards practices improving the quality in the software code
• Ability to work independently, take initiative to ensure efficient and timely resolution of production issues
• Excellent problem-solving design development and debugging skills
• Ability to solve problems using an analytical approach decisive fast moving quick and constructive resolutions of conflicts and a can-do attitude
• Expert knowledge in Agile Scrum practices Software Development and Application Life Cycle Management

About OJ Commerce: 

OJ Commerce is a fast-growing, profitable online retailer based in Florida, USA with a full-fledged India office based in Chennai driven by a sophisticated, data-driven system to run the operations with virtually no human intervention. We strive to be the best-in-class ecommerce company delivering exceptional value to customers by leveraging technology, innovation and brand-partnerships to provide a seamless & enjoyable shopping of high-quality products at the best prices to our customers.

Responsibilities:

Work with business-stakeholders to understand requirements, prototype, build and deploy it.

CRUD the backend code you own keeping maintenance, performance and security in mind.

Keep up breast of latest technologies and its ecosystem and adopt ones that aid safe product delivery at speed.

Automate the boring and mundane stuff for you prefer to be productive than being busy.

We are flat. Be responsible for professional growth of self and the team. 

• Tune application for performance.
• Take initiatives and manage change to work towards business goals at speed without compromising safety.
• Coach full-stack developers on backend skills.
• Provides problem resolution support, specific to application issues, identifies and resolves problems in application software, determines symptoms and ensures accurate problem definition

Develop functional, architectural and other documentation as required for productive functioning of teams.

• Be the brand ambassador for OJ Commerce by speaking at meetups, conferences, etc.
• We are fluid. Be ready for changing dynamics in responsibilities from time to time. Exciting isn't?
• Take the lead in digital transformation of legacy applications.

What you need to shine?

• You have the prior experience in modernising legacy applications.
• You are a passionate hands-on developer with deep experience in building enterprise grade software in Microsoft ASP.NET Core, ASP.NET MVC, Web API, SOA, Micro-Services and RESTful Services with knowledge of SQL Server database.
• You have the ability to see and work on the big picture (Application Architecture) and devilish details (Complex Code).
• Strong experience in developing web applications using C#, VB.Net, .NET, LINQ, Net Framework 4.0, MVC 3/4/5, ASP.NET Web API, .Net Core etc.
• You are Cloud savvy, preferably Google Cloud.
• You have rich experience in Object-Oriented Programming (OOP) with good knowledge of practical design-patterns and its applications.

Hands-on experience in building SOA or Micro-services preferably on .NET Core.

Proven Architectural skills with high standards in Code quality

Knowledge of ReactJS/Typescript would be added advantage.

Practical experience in Agile development methodologies of using CI/CD.

Extreme Programming (TDD) experience is sought after by us.

What we Offer

• Greenfield opportunity to transform legacy backend applications to latest technology stack.
• Fast-paced start-up environment: This is not for the faint hearted; you need grit and passion as much as you need the core skills.
• Work in an interdisciplinary team where learning from one another and developing solutions cross-functionally is a key part of our culture.
• Golden opportunity to make history by making big business impact.
• Competitive salary to take good care of self and family.
• Insurance Benefits: Medical and Accident cover.
• Flexible Working Hours

We are looking for a Software Developer to build and implement functional programs. You will work with other Developers and https://resources.workable.com/product-manager-job-description">Product Managers throughout the software development life cycle.

In this role, you should be a team player with a keen eye for detail and problem-solving skills. If you also have experience in Agile frameworks and popular coding languages (e.g. JavaScript).

Your goal will be to build efficient programs and systems that serve user needs. 

Technical Skills we are looking for are:

• Producing clean, efficient code based on specifications
• Coding Abilities in HTML , PHP , JS , JSP – Server let , JAVA , DevOps(basic Knowledge).
• Additional Skills (preferred) : NodeJS , Python , Angular JS .
• System Administrator Experience : Linux (Ubuntu/RedHat) , Windows CE-Embedded.
• Data Base Experience : MySQL , Posgres , Mongo DB.
• Data Format Experience : JSON , XML , AJAX , JQuery.
• Should have Depth in software Architecture Design especially for Stand-Alone Software As Product , or SaaS Platform Experience.
• Should have Basic Experience/knowledge in Micro-Services , Rest API’s and SOAP methodologies.
• Should have built some backend architecture for Long Standing Applications.
• Good HTML Design Sense.
• Experience with AWS Services like EC2 and LightSail is Preferred.
• Testing and deploying programs and systems
• Fixing and improving existing software
• Good Understanding of OOP’s and Similar Concepts.
• Research on New JS Methodologies like React Js and Angular Js

• Proven experience as a Software Developer, https://resources.workable.com/software-engineer-job-description">Software Engineeror similar role
• Familiarity with Agile development methodologies
• Experience with software design and development in a test-driven environment
• Knowledge of coding languages (e.g. Java, JavaScript) and frameworks/systems (e.g. AngularJS, Git)
• Experience with databases and Object-Relational Mapping (ORM) frameworks (e.g. Hibernate)
• Ability to learn new languages and technologies
• Excellent communication skills
• Resourcefulness and troubleshooting aptitude
• Attention to detail

Must Have:

1. Strong proficiency with .Net Core API development
2. Experience with caching approaches for API
3. Hands on with SQL Server and its variation among popular databases
4. Well versed with stored procedures, query plans, altering the indexes, and troubleshooting the performance holdups
5. Skilled at performance optimization of .NET APIs
6. Experience & Knowledge on Open API specification & swagger documentation
7. Experience in building Cloud Native Applications
8. Experience in Microservices architecture
9. Has worked on the deployment of applications using Docker
10. Has Knowledge of Kubernetes
11. Has Experience with Cache systems like Redis.

Nice to Have:

1. Familiar with .NET design patterns
2. Performance tuning of SQL Stored Procedures

Note: We looking for immediate joiners. We expect the offered candidate should join within 15 days. Buyout reimbursement is available for 30 to 60 days notice period applicants who can ready join within 15 days.