
Job Title: React Lead Developer
Location: Airoli, Mumbai
Work Mode: Work from Office (WFO) – Full-time
About the Role:
We are seeking a highly skilled and experienced React Lead Developer to join our growing team in Airoli, Mumbai. The ideal candidate will lead front-end development efforts, mentor developers, collaborate closely with cross-functional teams, and play a key role in delivering scalable, high-performance web applications.
Key Responsibilities:
- Lead the design and development of responsive web applications using React.js
- Collaborate with UX/UI designers, product managers, and backend teams to deliver high-quality products
- Write clean, maintainable, and well-documented code
- Optimize applications for performance and scalability
- Conduct code reviews and ensure coding best practices are followed
- Mentor and guide junior developers in the team
- Participate in architectural discussions and contribute to tech strategy
- Keep up with emerging trends and technologies in frontend development
Required Skills & Experience:
- 6+ years of experience in frontend development, with at least 3 years in React.js
- Strong proficiency in JavaScript (ES6+), HTML5, CSS3, Redux, and REST APIs
- Experience with React Hooks, Context API, and component-based architecture
- Familiarity with Webpack, Babel, and modern build tools
- Experience with version control tools like Git
- Exposure to Agile methodologies and CI/CD pipelines
- Strong problem-solving and debugging skills
- Excellent communication and leadership qualities
Nice to Have:
- Experience with TypeScript, Next.js, or React Native
- Exposure to cloud platforms (AWS/Azure)
- Familiarity with testing frameworks (Jest, Cypress, etc.)
Education:
Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field

About Finsurge
About
Transforming Finance with Innovation: FinSurge
From Murex Consultancy to Industry Leader in Software Development.
Over the past 25 years, FinSurge has evolved from a Murex consultancy into a transformative force in software development. We are not just another Murex SI firm but pioneers in software development, venturing where no other Murex SI partner dares to go.
Creating Trends, Not Following Them
At FinSurge, we innovate. Our advanced software solutions are designed to revolutionize capital markets and investment banking. Utilizing cutting-edge technologies like Open APIs, Microservices, and AI/ML, we deliver innovations that shape the future of finance. Our tools meet client needs and empower them to excel and lead in a dynamic market.
Unmatched Excellence and Innovation
What sets us apart is our unwavering commitment to excellence. We are a unique blend of forward-thinking software developers and seasoned consultants, leveraging automation and advanced development capabilities like no Murex partner. Every project is meticulously crafted with precision, quality, and efficiency, ensuring maximum value through tailored software innovations.
Shaping Tomorrow's Financial Landscapes
At FinSurge, we believe in the power of transformation. Our passion is solving today's challenges and shaping tomorrow's financial landscapes. We empower our clients with solutions that inspire progress.
Join Us in Revolutionizing Finance
Explore how we are reshaping the future of Murex services and driving innovation in software development.
Visit our website at https://finsurge.tech and join us in our mission to revolutionize the world of finance.
Candid answers by the company
FinSurge has evolved from a Murex consultancy into a transformative force in software development. We are not just another Murex SI firm but pioneers in software development, venturing where no other Murex SI partner dares to go.
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Key Responsibilities
- Develop and implement user-centric features on web platforms to enhance overall experience and usability.
- Collaborate with designers, backend engineers, and product teams to deliver cohesive and scalable products.
- Solve diverse technical and integration challenges by building efficient solutions that connect with automation systems.
- Apply best practices to create reusable, testable, and maintainable components and frameworks.
- Optimize application performance and ensure responsive and adaptive design across multiple devices and browsers.
Qualifications
- Strong understanding of modern front-end development frameworks and architecture.
- Hands-on experience building interactive, high-performance web applications.
- Proficiency with:
- React, Redux, html, css, javascript
- Build tools like Vite, CSS preprocessors such as Less/Sass
- Solid grasp of UI/UX principles, responsive design, and accessibility standards.
- Experience integrating front-end solutions with REST APIs or automation systems is a plus.
- Strong problem-solving skills and a collaborative mindset.
- Delivering a complete front end application
- Ensuring high performance on mobile and desktop
- Writing tested, idiomatic, and documented JavaScript, HTML and CSS
- Coordinating the workflow between the graphic designer, the HTML coder, and yourself
- Cooperating with the back-end developer in the process of building the RESTful API
- Communicating with external web services
Skills and Competencies:
- Proficiency with JavaScript, TypeScript, HTML and CSS
- Fundamental Knowledge of an SPA (Single page application)
- Deep knowledge of AngularJS practices and commonly used modules based on extensive work experience
- Ability to provide SEO solutions for single page apps
- Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system
- Validating user actions on the client side and providing responsive feedback
- Writing non-blocking, optimized, reusable and scalable code
- Creating custom, general use modules and components which extend the elements and modules of core Angular
- Experience with building the infrastructure for serving the front-end app and assets
- Architecting and automating the build process for production, using task runners or scripts
- Creating configuration, build, and test scripts for Continuous Integration environments
- Proficient understanding of code versioning tools such as git is required
- Excellent presentation, problem-solving and team working skills
Qualification and Experience:
- B.E. / B. Tech. / MCA / PGDCA / M.Sc. (CS) /M.E. / M. Tech
- At least 2 years of experience in Web Application Development with Angular/React
- Proven expertise in testing of application software to assure accuracy, integrity, completeness to achieve desired results
- Experience with AngularJS (v1.x.x) would be a value-add
Job Description:
Responsibilities:
- Lead frontend architecture and ensure code quality, scalability, and performance.
- Drive the development of high-quality web applications using React.js, Next.js, Redux, and modern JavaScript
practices.
- Mentor and guide junior and mid-level developers through code reviews and technical discussions.
- Work closely with cross-functional teams including backend engineers, designers, and product managers.
- Optimize frontend performance, SEO, accessibility, and responsiveness.
- Maintain a reusable component library with adherence to design systems and frontend best practices.
- Define and enforce coding standards and development workflows.
- Stay updated with the latest frontend trends and bring innovation to the team.
Required Skills & Qualifications:
- 4+ years of experience in frontend development with React.js (including at least 1 year in a lead or
mentoring role)
- Strong command of JavaScript (ES6+), HTML5, CSS3, and TypeScript.
- Hands-on experience with Redux, Next.js, RESTful APIs, and component-driven development
- Proficient with UI frameworks like Tailwind CSS, Material-UI, or Bootstrap
- Familiar with testing tools like Jest, React Testing Library
- Exposure to backend fundamentals or APIs (Node.js, Java, Python - a plus)
- Excellent communication and leadership skills with the ability to manage deadlines and priorities
Nice to Have :
- Experience with other frontend frameworks like Vue.js or Angular
- Understanding of CI/CD pipelines and DevOps tools
- Experience working in Agile/Scrum environments
About Us:
We are a fast-growing startup building AI-powered solutions centered around intelligent agents. Our mission is to deliver seamless, intuitive interfaces that make advanced AI accessible to real users through modern, responsive web applications.
Role: Full Stack Developer Developer
We’re looking for a Full Stack Developer who can design and develop production-ready web applications with excellent frontend user experiences and robust backend systems. You’ll work closely with our AI, product, and design teams to build interactive platforms connecting users with intelligent AI agents.
Responsibilities:
- Develop, test, and maintain end-to-end web applications with modern frontend frameworks and scalable backends.
- Collaborate with AI engineers to integrate agent-driven APIs and real-time data into the UI.
- Design and implement RESTful/GraphQL APIs and efficient database structures.
- Optimize application performance, load times, and user responsiveness.
- Write clean, modular, and reusable code following software design principles.
Requirements:
- THE CANDIDATE MUST BE COMFORTABLE WITH FRONTEND DEVELOPMENT AND HAVE A STRONG UNDERSTANDING OF UI/UX DESIGN PRINCIPLES.
- Strong expertise in Frontend Technologies:React.js,HTML, CSS
- JavaScript,TypeScript, and DOM manipulation.
- State management (Redux, Zustand, Context API,Rest API).
- UI libraries like Material UI, Tailwind CSS, or Bootstrap.
- Proficiency in Node.js and Express.js for backend development.
- Strong understanding of database design (MongoDB, PostgreSQL, or MySQL).
- Knowledge of API design patterns, MVC architecture, and low-level OOP design.
- Hands-on experience with Git/GitHub, version control, and collaborative workflows.
- Awareness of real-time data handling (WebSockets), security, and performance optimization.
- Prior experience building or deploying production-grade web applications through past experience and internships.
- Exposure to AI-powered or multi-agent systems.
- Familiarity with Figma or other design collaboration tools.
What You’ll Gain:
- Hands-on experience building real-world AI-integrated full-stack applications.
- Opportunity to work on frontend architecture, design systems, and API integrations.
- Mentorship from experienced full-stack and AI engineers.
- Pathway for conversion to a full-time position based on performance.
Roles and Responsibilities
Develop new user-facing features
Build reusable code and libraries for future use
Ensure the technical feasibility of UI/UX designs
Optimize application for maximum speed and scalability
Assure that all user input is validated before submitting to back-end
Collaborate with other team members and stakeholders
Skills and Qualifications
Proficient understanding of markup language like HTML to create user friendly web pages
Strong experience in React JS
Proficient understanding of JavaScript, CSS and jQuery
Good experience of React native, algorithm and data structure
Good understanding of asynchronous request handling, partial page updates, and AJAX
Proficient understanding of cross-browser compatibility issues and ways to work around them.
SaaS-Nest is a product-based company headquartered in Jaipur, Rajasthan. We have started our journey in February 2022 with a vision to transform HealthCare by technology. We are closely associated with Synergy Health 360, a US based healthcare organization. We have a team of experienced medical professionals to provide insights and innovation ideas which in turn is implemented by a perfect blend of young and qualified IT professionals.
About Team & Product/Project Details
We are building a health and wellness technology platform to cater the needs of US Healthcare market. Our product is aimed to provide anywhere/anytime access to Primary Care Physician and telehealth platform to patients and simultaneously provide better management options to providers for in-person and telemedicine appointments. The product will be EMR agnostic, scalable and provide licensed access to an integrated network of specialty services and predictive modeling technology.
SaaS-Nest Technologies Pvt. Ltd. is seeking an entry level Frontend Software Engineer to work as a key team member developing web-based solutions. The ideal candidate will possess a solid knowledge of frontend development.
What you will be doing
The Software Engineer will be working as part of an agile team with other passionate, driven, and talented people, creating healthcare solutions. Your primary responsibilities will include developing interactive web-based, mobile, and/or desktop applications using SaaS-Nest as well as industry best practices to deliver high value and quality to users.
What you bring (Experience Level & Mandatory Skills in potential candidate)
- Candidate should have strong fundamentals in modern frontend frameworks (Angular, React or others).
- Hands on experience in JavaScript, TypeScript, modern frontend frameworks.
- Good communication & presentation skills.
Desired Skills, Qualifications and Technical Requirements
- Graduate in Computer Science and/or Engineering.
- Hands-on knowledge of HTML5, CSS3, JavaScript, TypeScript, NPM
- Knowledge/Experience of modern web frameworks.
- Good knowledge of Object-Oriented JavaScript (OOJS), JavaScript - and practical uses in building complex interactive experiences, primarily with ECMAScript 2015
- Good understanding of creational and structural design patterns in JavaScript
- Knowledge/Experience working with Single Page Applications (SPA) with universal rendering capabilities.
- Good understanding of the Web Components standard.
- Understanding of SEO and accessibility and making it part of the development workflow.
Bonus if you have
- Healthcare Industry experience
- Familiarity of working with TDD in JS with the help of frameworks like Jasmine, Mocha, Karma etc is a plus
Human Resources
SaaS-Nest Technologies Pvt. Ltd.
We are looking for a Product Engineer - Senior or Lead Frontend Engineer to join our early stage startup with experience in building B2C products.
If you have experience of working in product based companies (preferably startups), good to excellent coding skills in react js and typescript, have a keen eye for details in the UI, and are looking to build exciting things that children across the world will use - come talk to us!
What you get to do:
- Design and build advanced applications from scratch keeping scalability and performance in mind
- A good handle on both client and server architecture.
- Work on bug fixing and improving application performance.
- Comfortable in owning large scale products and continuously re-evaluating and innovating.
Who are we looking for:
- Bachelor's degree or equivalent in Computer Science
- 5+ years' experience in frontend development
- Familiarity using Scrum/Agile development methodologies
- Experience building object oriented web applications in React JS, Typescript, HTML5, and CSS3
- Should be a quick learner and willing to go the extra mile in delivering the projects.
- Should be able to mentor junior folks whenever necessary.
1. Experience working with a Java Script framework.
2. In-depth understanding of Java Script, the DOM, and relevant concepts
3. Proficiency with browser-based debugging and performance testing
4. Thorough understanding of React.js etc., (Redux) and its core principles
5. Familiarity with newer specifications of ECMA Script
6. Familiarity with RESTful APIs
7. Ability to understand business requirements and translate them into technical requirements
8. Familiarity with code versioning tools such as Git, SVN, and Mercurial
Note: Right candidate will have no bar









