Frontend UI developer

JD: React Frontend Engineer (Web)

Role: React Engineer – Real-Time Web Applications

We are building data-intensive, real-time web applications. We need engineers who can handle dynamic data, performance constraints, and complex UI states at scale.

What You’ll Do

• Build scalable frontend systems using React
• Handle real-time data flows (WebSockets, streaming updates)
• Optimize rendering performance for high-frequency updates
• Build reusable component systems and state management
• Work closely with backend teams on API design
• Ensure observability (logging, error tracking, performance metrics)

Must-Have Skills

• Strong experience in React (hooks, state management)
• Experience with:
• Real-time data handling
• Large datasets / dynamic UI
• Performance optimization:
• Memoization, virtualization, rendering control
• Solid understanding of:
• Browser performance
• Network behavior

Good-to-Have

• Experience with dashboards / analytics tools
• Experience in streaming or content platforms
• Familiarity with WebRTC or RTC integrations
• Experience with SSR (Next.js)

What We Value

• Ability to handle high-frequency UI updates without lag
• Strong debugging and profiling mindset
• Clean architecture and reusable design systems

Front-End Software Engineer (React, Next.js)

Location: Mumbai, India

Experience: 3+ years

Industry: Fintech / Startup

About MethodTech

At MethodTech, we’re building the next-generation platform for institutional investors, combining cutting-edge technology with advanced quantitative models, real-time analytics, and execution tools. Our goal is to empower institutional investors to make data-driven, informed decisions with ease. You will have the opportunity to work closely with the co-founders and play a pivotal role in shaping the future of MethodTech.

Job Description

We’re looking for a driven and innovative Front-End Software Engineer with expertise in React and Next.js. In this role, you will work closely with the co-founders to design, develop, and scale our platform’s front-end architecture. You’ll take ownership of key front-end decisions, collaborate with back-end teams, and contribute to the overall vision of the product. This is an exciting opportunity to make a lasting impact in a fast-growing startup.

Responsibilities

• Lead front-end development efforts using React and Next.js, delivering high-quality, scalable applications.
• Collaborate closely with the co-founders to define and implement the technical direction of the platform.
• Work alongside the product and design teams to turn ideas and concepts into user-centric features and functionality.
• Write clean, maintainable, and efficient code for the front-end of the platform.
• Optimize the performance and scalability of the application for enterprise use.
• Contribute to the overall architecture and design of the platform to ensure reliability, speed, and scalability.
• Participate in code reviews, mentor junior engineers, and foster a culture of collaboration and learning.
• Stay up-to-date with the latest industry trends, emerging technologies, and best practices.

Requirements

• 3+ years of experience in front-end development with hands-on expertise in React and Next.js.
• Experience with state management tools (e.g., Redux, Context API).
• Familiarity with Django Rest Framework is a plus.
• Excellent problem-solving skills and ability to work independently in a dynamic startup environment.
• Excellent communication skills and comfort working directly with leadership.

Why Join Us?

• Work Directly with Co-Founders: Play a critical role in shaping the product and the company’s technical future.
• Early Impact: Your work will have a direct impact on the company’s success and growth.
• Growth Opportunities: We’re scaling quickly, and there’s a lot of room for personal and professional growth.
• Collaborative Team: Join a team that values innovation, teamwork, and an entrepreneurial mindset.
• Competitive Salary and Benefits: We offer a competitive compensation package to attract top talent.

Qualification profile

• Successfully completed studies or training in computer science, focus on software development desirable or comparable qualification
• In-depth knowledge of web technologies: JAVA, HTML5, CSS, Java/TypeScript, and Vue.js, as well as web services/SOA Hibernate and SQL
• In-depth knowledge of React and/or Angular is also an advantage
• Experience with responsive web design and web content management systems
• Fluent in English
• Knowledge of cloud-native development and operation, e.g. B. Docker and Kubernetes advantageous

What we offer you

• Varied, demanding, and interesting field of activity
• Flexible working hours to reconcile work and private life
• Collegial and highly professional team in a modern, international working environment
• Career opportunities here in India or worldwide

Technical Skills: (must have)

• Excellent Angular 5+, NodeJS, Typescript programming skills

• Strong HTML/HTML5/JavaScript skills
• Sound understanding of MVC, MVVM, JSON, and data binding

• Hands-on experience with implementing Angular best practices (e.g. project structure, module organisation, naming convention, etc.)

• Hands-on experience with Web APIs (e.g. HTTP protocols, AJAX and REST)

• Hands-on experience of using browser events and various data types like arrays and objects, JSON, forms, closures and modules, including the use of debugging tools

• Hands-on with CSS3 and sound understanding of cross browser inconsistencies and responsive frameworks

• Experience in integrating with third party JavaScript libraries and frameworks like jQuery

• Experience with Templating

Additional Skills: (nice to have)

• Knowledge of standard authentication systems such as OAuth2, JWT and SSO

• Knowledge of WebSockets is an added advantage
• Experience with version controlling tools e.g. Git
• Experience with developing browser extensions

PRINCIPAL ACCOUNTABILITIES
Key accountability of Sr.FED will be to plan, develop, maintain and optimise codebase for web app and browser extensions of MyLOFT.

• Planning and Development
• Design Planning of the functional App in coordination with software development team
• Develop and Deliver front-end applications and browser extensions
• Develop and Integrate custom modules and components with functional app
• Writing tested, idiomatic, and documented JavaScript, HTML, and CSS
• Integrate existing template or pure HTML in angular
• Work closely with HTML developer and UI designer to deliver pixel perfect dynamic Frontend UI

• Work closely with back-end team to build and integrate REST API
• Integration with external web services e.g. Google APIs
• Testing and Maintenance
• Follow best practices for testing and maintenance to ensure that codebase is executable, readable and easy to maintain

• Ensure that security and versioning of the codebase is maintained
• Write and maintain technical documentation for ready reference
• Post Launch Optimisation
• Periodically participate in code review and refactoring to improve app performance
• Participate in user feedback sessions to identify and understand user requirements
• Beta/Marketability Tests (for POCs)
• Coordinate with development team to evaluate technical feasibility of new requirements
• Build prototypes/POCs
• Actively participate in relevant technical forums
• Participate in training and knowledge sharing initiatives

We are looking for a UI/UX Designer to turn our software into easy-to-use products for our clients.

UI/UX Designer responsibilities include gathering user requirements, designing graphic elements and building navigation components. To be successful in this role, you should have experience with design software and wireframe tools. If you also have a portfolio of professional design projects that includes work with web/mobile applications, we’d like to meet you.

Ultimately, you’ll create both functional and appealing features that address our client's needs and help us grow our customer base.

• Gather and evaluate user requirements in collaboration with product managers and engineers
• Illustrate design ideas using storyboards, process flows and sitemaps
• Design graphic user interface elements, like menus, tabs and widgets
• Build page navigation buttons and search fields
• Develop UI mockups and prototypes that clearly illustrate how sites function and look like
• Create original graphic designs (e.g. images, sketches and tables)
• Prepare and present rough drafts to internal teams and key stakeholders
• Identify and troubleshoot UX problems (e.g. responsiveness)
• Conduct layout adjustments based on user feedback
• Adhere to style standards on fonts, colors and images

• Develop new user-facing features
• Build reusable code and libraries for future use
• Ensure the technical feasibility of UI/UX designs
• Optimize applications for maximum speed and scalability
• Assure that all user input is validated before submitting to back-end services
• Collaborate with other team members and stakeholders

• Strong understanding of JavaScript, its quirks, and workarounds
• Basic understanding of web markup, including HTML5 and CSS3
• Good understanding and the knowledge of advanced JavaScript libraries and frameworks such as AngularJS, KnockoutJS, BackboneJS, ReactJS, DurandalJS etc.
• Good understanding of asynchronous request handling, partial page updates, and AJAX
• Proficient understanding of cross-browser compatibility issues and ways to work around such issues
• Familiarity with JavaScript module loaders, such as Require.js and AMD
• Familiarity with front-end build tools, such as Grunt and Gulp.js
• Proficient understanding of code versioning tools, such as Git
• Good understanding of browser rendering behavior and performance

Roles and Responsibilities:

• Use markup languages like HTML to create user-friendly web pages
• Optimize applications for maximum speed
• Design mobile-based features
• Collaborate with back-end developers and web designers to improve usability
• Get feedback from, and build solutions for, users and customers
• Write functional requirement documents and guides
• Create quality mockups and prototypes
• Ensure high quality graphic standards and brand consistency
• Stay up-to-date on emerging technologies

Requirements:

• Minimum 1 year of work experience as a front end developer.
• Positive attitude, great energy, and a desire to learn more about web development
• Skills in troubleshooting and debugging
• A desire to keep current and use the most up-to-date best practices
• An understanding of testing and quality control
• Has a strong interest in design and technology.

Fulfil’s software engineers develop the next-generation technologies that change how millions of customer orders are fulfilled by merchants. Our products need to handle information at a massive scale. We're looking for engineers who bring fresh ideas from all areas into our technology.

As a Front End software engineer, you will work on the ReactJS powered user interface used by Fulfil merchants to manage their back-office operations. This is mission critical software and your primary focus will be on developing user interface components and implementing them following well-known React.js workflows. You will ensure that these components and the overall application are robust and easy to maintain. In this role, you will be collaborating closely with the rest of the team working on different layers of infrastructure in an international environment. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality are important.

What You’ll Do:

• Collaborate with a small yet extraordinarily talented team of engineers to implement front-end technologies
• Develop new user-facing features using React.js and React Native
• Work closely with the Design and Product teams to translate complex technical workflows into delightful user experiences
• Define how Fulfil builds user interfaces and ensure that we’re utilizing and keeping up with modern web standards
• Continually test, measure, and iterate on the results of your work in the spirit of continuous improvement
• Write clean, reusable, and well-tested front-end code
• Help to bridge the responsibilities of the Product and Engineering teams, spending time with both on the way to launching new products
• Architect efficient and reusable front-end abstractions and systems that drive complex web applications
• Create reliable and type-safe applications with Typescript
• Build and contribute to open source projects
• Build reusable components and front-end libraries for future use
• Optimize components for maximum performance across a vast array of web-capable devices and browsers

We’re Looking for Someone With:

• 5+ years of experience as a front end engineer
• Experience in building large-scale web applications in a fast-moving team environment
• A strong understanding of UX and UI design standards
• The perfectionist’s touch on a pragmatist’s deadline: you strive for pixel-perfection and intuitive functionality
• Strong proficiency in JavaScript (2-4 Years of experience), including DOM manipulation and the JavaScript object model
• Thorough understanding of React.js and its core principles, with experience in popular React.js workflows
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc
• Experience with popular testing frameworks, like Jest, Cypress, and Testing Library.
• The ability to bring any design to life with HTML and CSS, with cross browser compatibility and accessibility
• Smarts, humility, communication skills, and equal willingness to teach and learn
• Familiarity with RESTful and GraphQL APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Experience in developing large client side JavaScript applications
• Familiarity with code versioning tools like GIT
• Experience with Javascript testing tools and test automation

Nice to Haves:

• Prior experience at a growth stage Internet/Software company
• Demonstrated work beyond the front-end, experienced in integrating with a wide array of back-end technologies and services (e.g. experience with Python, AngularJS)
• Experience developing large client-side applications and optimizing them for performance
• You can straddle client and server development, creating APIs that drive web apps
• You understand the intricacies of timezones
• Web optimization, performance tools, and load testing
• You maintain or contribute to an open-source project

Requirement::

• Be an individual contributor to the team, work on sprint tasks related to Front End Development

• Develop features as per requirements and design, own the feature developments till production

• Interact with backend team on finalizing the APIs and work on integrating them

• Never miss to write unit tests and keep the coverage healthy

• Take the lead to maintain re-factor and if necessary, throw away legacy frontend code

• Review other's code and get your code reviewed as well

• Plan the code and approach first then start writing the code

• Taking pride in the work you have accomplished and showing it to the customer

• Stepping out of your comfort zone at times

• Avoiding the desire to take shortcuts at times instead maintain the consistency in how we approach solutions to ensure successful outcomes.

• Avoid the temptation to think that a difficult situation will be resolved simply by the passage of time and without the hard work of addressing root causes

Website - https://praxinfo.com/">https://praxinfo.com/