Tech Lead

Position: Full Stack Developer (React.js + Node.js)

Experience: 2–5 Years

Location: Mumbai – Chembur West (Onsite)

Job Summary

We are looking for a Full Stack Developer with strong hands-on experience in React.js and Node.js to build scalable, secure, and high-performance web applications. The ideal candidate should be comfortable owning features end-to-end, developing responsive UI, building REST APIs, integrating databases, and supporting production systems.

Key Responsibilities

• Build responsive UI using React.js, HTML5, CSS3, JavaScript (ES6+)
• Develop scalable backend services and RESTful APIs using Node.js (Express.js / NestJS)
• Work with MongoDB and MySQL (schema design, indexing, query optimization)
• Implement authentication & authorization using JWT , RBAC , Oauth
• Integrate third-party APIs, Webhooks
• Build real-time features using Socket.io / WebSockets
• Ensure performance, scalability, and security (validation, sanitization)
• Implement caching using Redis (if applicable) and optimize API response times
• Support API testing (Postman/Supertest)
• Maintain API documentation using Swagger / OpenAPI
• Debug and resolve defects, handle RCA, and support production troubleshooting with logs/monitoring
• Follow Git-based workflows, participate in code reviews, and collaborate with QA/product teams in Agile delivery

Mandatory Skills

• React.js, Node.js, JavaScript (ES6+)
• MongoDB (must), MySQL
• REST API development & integration
• Socket.io / WebSockets, Webhooks
• HTML5, CSS3
• Git
• Typescript, Express.js / NestJS
• jQuery / AJAX (basic / legacy support)

Good to Have

• Redis, Swagger/OpenAPI
• Docker, CI/CD (GitHub Actions/Jenkins)
• Cloud exposure (AWS/Azure/GCP)

Qualification

BE / BTech / MCA / MSc IT / BSc IT with 2–5 years relevant experience.

CTC: As per industry std.

Experience: -

* Minimum 2 year of coding experience in ReactJS (TypeScript), HTML, CSS-Pre-processors, or CSS-in-JS in creating Enterprise Applications with high performance for Responsive Web Applications.

* Minimum 2 year of coding experience in NodeJS, JavaScript & TypeScript and NoSQL Databases.

* Developing and implementing highly responsive user interface components using React concepts. (self-contained, reusable, and testable modules and components)

* Architecting and automating the build process for production, using task runners or scripts

* Knowledge of Data Structures for TypeScript.

* Monitoring and improving front-end performance.

* Banking or Retail domains knowledge is good to have.

* Hands on experience in performance tuning, debugging, monitoring.

Technical Skills: -

* Excellent knowledge developing scalable and highly available Restful APIs using NodeJS technologies

* Well versed with CI/CD principles, and actively involved in solving, troubleshooting issues in distributed services ecosystem

* Understanding of containerization, experienced in Dockers, Kubernetes.

* Exposed to API gateway integrations like 3Scale.

* Understanding of Single-Sign-on or token-based authentication (Rest, JWT, OAuth)

* Possess expert knowledge of task/message queues include but not limited to: AWS, Microsoft Azure, Pushpin and Kafka.

* Practical experience with GraphQL is good to have.

* Writing tested, idiomatic, and documented JavaScript, HTML and CSS

* Experiencing in Developing responsive web-based UI

* Have experience on Styled Components, Tailwind CSS, Material UI and other CSS-in-JS techniques

* Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system

* Writing non-blocking code, and resorting to advanced techniques such as multi-threading, when needed

* Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model

* Documenting the code inline using JSDoc or other conventions

* Thorough understanding of React.js and its core principles

* Familiarity with modern front-end build pipelines and tools

* Experience with popular React.js workflows (such as Flux or Redux or ContextAPI or Data Structures)

* A knack for benchmarking and optimization

* Proficient with the latest versions of ECMAScript (JavaScript or TypeScript)

* Knowledge of React and common tools used in the wider React ecosystem, such as npm, yarn etc

* Familiarity with common programming tools such as RESTful APIs, TypeScript, version control software, and remote deployment tools, CI/CD tools

* An understanding of common programming paradigms and fundamental React principles, such as React components, hooks, and the React lifecycle

* Unit testing using Jest, Enzyme, Jasmine or equivalent framework

* Understanding of linter libraries (TSLINT, Prettier etc)

Functional Skills: -

* Experience in following best Coding, Security, Unit testing and Documentation standards and practices

* Experience in Agile methodology.

* Ensure quality of technical and application architecture and design of systems across the organization.

* Effectively research and benchmark technology against other best in class technologies.

Soft Skills: -

* Able to influence multiple teams on technical considerations, increasing their productivity and effectiveness, by sharing deep knowledge and experience.

* Self-motivator and self-starter, Ability to own and drive things without supervision and works collaboratively with the teams across the organization.

* Have excellent soft skills and interpersonal skills to interact and present the ideas to Senior and Executive management.

Skills: React JS/Next JS, NodeJs, ExpressJs,JavaScript, Typescript, Restful/SOAP web servicesMongo DB(NoSQL/SQL)database technologies.

Experience preferred:

● You have a strong passion for start-ups and the proactiveness to deliver
● You have hands-on experience building services using NodeJs, ExpressJs technologies
● You have hands-on experience of MongoDB (NoSQL/SQL) database technologies.
● You are good at web technologies like React JS/Next JS, JavaScript, Typescript
● You are good at web technologies like Restful/SOAP web services
● You are good at caching and third-party integration
● You are strong on debugging and troubleshooting skills
● If you have Knowledge of Python, Chrome extension & DevOps development is a plus.
● You must be proficient in building scalable backend infrastructure software or distributed systems with exposure to Front-end and backend libraries/frameworks.
● Experience with Databases and micro services architecture is an advantage
● You should be able to push your limits and go beyond your role to scale the product
● Go-getter attitude

We are looking for Fullstack Engineers (MERN) to help us in the next stage of our journey with experience in developing real-time server applications based on Node.js, Express.js, MongoDB databases

• Write, execute and maintain clean, reusable, and scalable code
• Integrate our various data storage solutions
• Should be comfortable around both front-end and back-end coding languages, development frameworks, and third-party libraries
• Ensure the responsiveness and boost the performance of our apps
• Find and address the various bottlenecks and bug-fixes
• Help in code automatization

• Proven experience in high-level programming languages like Node.js and Express.js with state management tools like Redux
• Good understanding of React, Next.JS, Bootstrap, and Material UI
• Thorough understanding of modeling and scaling databases like Firebase, and SQL
• Expertise in developing micro-services based REST APIs and exposure to API Gateway
• Should be well-versed with collaboration tools like Git, JIRA, etc
• Comfortable working within GCP, AWS, Azure, or equivalent ecosystem
• Knowledge on open-source technologies such as NoSQL, MongoDB, Data Formats (XML / JSON), JavaScript Frameworks ReactJS, JS, JQuery, CSS, HTML5, in-memory databases, Build tools like webpack.

• 2+ years of prior experience working in a software engineering environment
• B. E in Computer Science/Information Science or equivalent degree

Roles and Responsibilities:

• Understand product requirements and be able to quickly turn around a functional prototype for internal review and further refinement.
• We are currently using MERN & Flutter technology for our product. You should be acquainted to this tech stack or should be able to grasp immediately.
• Develop API based architecture in order to ensure the business growth and integrational capabilities of product.
• Designing and developing REST APIs using MongoDB with its Security compositions
• Develop the Mobile UI / Back-end features using Flutter / Dart programming language.
• Creating and configuring EC2 instances and securing a connection with MongoDB Cloud database
• Should be adapt to version control systems like GIT / GITHUB

We at Convrse are revolutionizing the way, 'The Metaverse' is going to be built. We aim to become the world’s largest library for sourcing interoperable 3D spaces for building all kinds of metaverse experiences.

We are searching for an innovative technical lead. to join our company. As the technical lead, you will oversee the company’s technical team and all projects they undertake, analyze briefs, write progress reports, identify risks, and develop work schedules. You should be able to work with your team and inspire them to reach their goals.

To be successful as a technical lead, you should always be expanding your industry knowledge and be able to quickly identify problems. Outstanding technical leads are accountable, trustworthy, and able to build lasting relationships with their teams.

Technical Lead Responsibilities:

1. Determining project requirements and developing work schedules for the team.

2. Delegating tasks and achieving daily, weekly, and monthly goals.

3. Liaising with team members, management, and clients to ensure projects are completed to standard.

4. Identifying risks and forming contingency plans as soon as possible.

5. Analyzing existing operations and scheduling training sessions and meetings to discuss improvements.

6. Keeping up-to-date with industry trends and developments.

7. Updating work schedules and performing troubleshooting as required.

8. Motivating staff and creating a space where they can ask questions and voice their concerns.

9. Being transparent with the team about challenges, failures, and successes.

      10. Writing progress reports and delivering presentations to the relevant stakeholders.

Technical Lead Requirements:

1. Bachelor’s/Master's degree in computer science, engineering, or a related field.

2. A 3-4 years of experience in a similar role would be advantageous.

3. In-depth experience in working with Reactjs and Go.

4. Excellent technical, diagnostic, and troubleshooting skills.

5. Experience with blockchain technology preferable.

6. Strong leadership and organizational abilities.

• Demonstrated skills in development of apps where you have performed some role in UI – APIs - DB 
• You have experience with coding in more than one programming language, preferably Java
• Experience with Angular (4 & above), ReactJS, Vue, MongoDB, APIs/Microservices. 
• Experience on building APIs
• You have a sound understanding of programming fundamentals
• Passion for developing robust software and writing maintainable code. 
• Keen interest in new technologies and their timely adoption. 
• Willingness to work extended hours as required to deliver projects. 
• Ability to work well in a team to deliver on team goals. 
• Flexibility under changing conditions and ability to multi-task between projects. 
• Fluent verbal and written communication skills.
• Knowledge/Experience of Python based stack will be an added advantage