React.js Developer

Skills Required:

• Deep expertise in modern frontend frameworks - React, Next.js, Vue, or Svelte.
• Proficiency in *TypeScript, JavaScript (ES6+), and functional programming patterns.
• Experience in state management (Zustand, Redux Toolkit, Recoil, Jotai) and component-driven architecture.
• Strong understanding of UI/UX best practices, design systems, and responsive design.
• Expertise in performance optimization, code splitting, and progressive rendering.
• Familiarity with WebAssembly (WASM), WebGL, and Three.js for high-performance or 3D interfaces.
• Understanding of API integration, GraphQL, and real-time systems (WebSockets, SSE, gRPC).
• Experience with frontend DevOps pipelines - Vite, Turborepo, CI/CD, and containerized builds (Docker).
• Familiarity with AI-assisted tools such as GitHub Copilot, Cursor, V0 by Vercel, Galileo AI, and Figma’s AI features.
• Awareness of AI-driven frontend experiences - text-to-UI systems, multimodal chat UIs, and LLM-based interface personalization.
• Bonus: Exposure to AR/VR frameworks, Unreal Web Integration, or Edge-rendered UIs (Cloudflare Workers, Deno Deploy).

Who We Are Looking For:

Upsurge Labs builds experiences that bridge humans and machines, robotics dashboards, biotech data portals, AI film interfaces, and creative tools that define the next generation of interaction.

We’re looking for a Senior Frontend Engineer who doesn’t just write code, they design experiences that move at the speed of imagination.

You should be:

• Smartworking, organized, and driven to engineer interfaces that feel alive.
• A craftsman obsessed with precision, animation, and design integrity.
• Someone who can think like a designer, structure like an architect, and execute like an engineer.
• Capable of thriving in ambiguity, where the problem isn’t defined.
• Ready for a challenging, fast-paced environment where quality matters and ‘good enough’ isn’t enough.

At Upsurge Labs, you’ll shape the visual soul of the technologies that shape the future.

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.

Codal is searching for a highly experienced developer that specializes in the Angular framework. With unmatched expertise in web & app development, our ideal candidate will create rich, interactive front-end solutions that fulfill our clientele’s business requirements and further their brand’s mission. In addition to superior Angular skills, applicants must be extremely well-versed in using HTML, CSS, and JavaScript to create both adaptive and responsive digital solutions.

What you’ll be doing:

• Building and top-notch user interfaces using JavaScript and the Angular framework.
• Adapting interface for modern internet applications using the latest front-end technologies.
• Using the latest front-end technology, creating adaptable interfaces for online apps.
• Leading with product-analysis tasks and conducting performance tests.
• Collaborating with other cross-functional teams to ensure high-performance of applications
• Making complex technical and design decisions for AngularJS projects.
• Developing application codes and unit tests in AngularJS, Java Technologies, and Rest Web Services.
• Conducting performance tests.
• Consulting with the design team.
• Ensuring high performance of applications and providing support.

What it takes to excel:

• Bachelor's degree in computer science, computer engineering or similar.
• Previous min 4 year work experience as an angularJS developer.
• Must have strong TypeScript and JavaScript knowledge
• Must have knowledge of implementing complex Angular JS applications, directives, controllers, services, pipes, guards.
• Should be comfortable with RxJS and Angular CLI
• Knowledge NGRX or Redux
• Experience with RESTful services.
• Knowledge of Automated testing (unit/integration/etc.) (Karma & Jasmine,etc.)
• Knowledge of HTML, CSS and server-side pre-processing platforms such as SASS or LESS.
• Proficiency with Git source control.
• Excellent communication skills.
• Critical thinker and good problem-solver.

Job Brief

The job requires Sr Frontend Developer. This Developer is expected to have strong technical skills, work closely with the other team members in development and ability to work stand alone. Ability to work on a small team with minimal supervision, Troubleshoot, test and maintain the core product software and databases to ensure strong optimization and functionality

Skills Requirement

• Bachelor’s degree in Computer Science or related field plus 3-5 Years of frontend relevant experience
• Familiarity with architecture styles/APIs (REST, RPC)
• Understanding of Agile methodologies
• Strong attention to detail
• Proficiency in HTML, CSS and Bootstrap
• Understanding of server-side CSS
• Strong knowledge of frontend scripting languages like JavaScript, jQuery, React js or Angular etc.
• Good understanding of asynchronous request handling, partial page updates, and AJAX
• Proficient understanding of cross-browser compatibility issues and ways to work around them
• Familiarity with browser testing and debugging
• Experience with responsive and adaptive design
• Experience with GitHub, Tortoise SVN Version Control
• Understanding of key design principles
• Strong attention to detail
• Knack for writing clean, readable, and easily maintainable code
• Sound analytical, problem-solving, and communication skills.

Responsibilities

• Translate application storyboards and use cases into functional applications
• Design, build and maintain efficient, reusable, and reliable code
• Ensure the best possible performance, quality, and responsiveness of applications
• Identify bottlenecks and bugs, and devise solutions to mitigate and address these issues
• Help maintain code quality, organization, and automatization
• Collaborating with coworkers to facilitate the creation of large, complex developments, as required.
• Reformulating existing code to ensure adherence to stipulated guidelines.
• Checking your code to detect and remedy errors and omissions.
• Testing your outputs to ensure that they are in excellent working order.
• Deploying developments and monitoring uptake by the target audience.
• Using clients' feedback to inform the creation of subsequent versions of each development.
• Remaining abreast of coding and technological changes that will impact your work.

• Hands-on with contemporary javaScript frameworks(React.js / Angular.js)
• Hands-on with UI layouts, SASS, LESS, Bootstrap
• Developed reusable components and libraries for frontend.
• Frontend optimization techniques to reduce latencies
• Frontend optimization for SEO
• Excellent written and verbal communication skills, design thinking
• Practical experience with engineering best practices

Responsibilities

• Build desktop and mobile web applications using contemporary javascript frameworks
• Actively participate in design and code reviews to build robust applications and prototypes
• Explore and design simple and intuitive consumer experiences
• Work closely with Product Managers, UX designers, and back-end engineers to implement frontend solutions
• Build reusable code and libraries for future use, focus on long term code maintainability
• Work in a fast-paced and agile development environment

• Build fluid, scalable, responsive, and consumer-centric web platforms that target users across a wide array of devices
• Collaborate closely with designers & backend developers and contribute to the full product development life-cycle from design and development to roll out
  Take ownership of work and deliver quality results consistently
• Own the delivery of multiple features in a fast-paced work environment
• Build optimized and modular components to provide performance-oriented solutions
• Work in a dynamic and collaborative culture ensuring good teamwork and communication with remote team members when needed

• 4+ Years of experience in frontend web development (1+ in ReactJS)
• Strong past experience of building, scaling and maintaining feature-rich customer-facing single-page applications
• Ability to translate designs into UI elements with accuracy and an eye for fluidity and responsiveness; strong grasp of any of CSS / sass / less
• Proven ability to implement key concepts of state management, security, and caching practices in enterprise-level web applications used at scale
• Proficient understanding of compatibility issues across different browsers and web and mobile devices and available ways to work around them
• Familiarity with the react ecosystem and popular libraries in that ecosystem
• Strong grasp over core web development concepts like HTML5, JavaScript, CSS3, general Web 2.0 techniques, and working without modern component libraries
• Experience with designing secure web applications with a strong understanding of common security vulnerabilities and best practices
• Understanding of data structures, algorithms and object-oriented programming
• Strong grasp over concepts of performance, optimization, lighthouse, etc
• Strong handle over Git, following best practices to facilitate collaboration

• Hands-on experience with supporting payments and integrating payment gateways
• Experience with progressive web apps, service workers
• Strong grasp over frontend unit and end-to-end testing frameworks

As front-end engineer, you’ll be responsible for end-to-end development of products and services that align with business objectives.

Work Culture

1. Grow your skills, experiment with cutting edge technologies and tools
2. An environment that encourages creative thinking and limits red tape
3. Collaborate with fellow engineers, product management, clients and end users
4. Execute responsibilities effectively and honestly

Skills and Experience

1. Minimum 5 years of javascript development experience
2. In-depth understanding of javascript and reactjs
3. Experience in designing effective data structures and algorithms
4. Experience in object-oriented and functional programming paradigms
5. Experience in consuming REST web services.
6. Experience and understanding of any backend framework would be a plus
7. Experience with version control and project management tools
8. Excellent oral and written communication (english + 1 local language)
9. Analytical and problem-solving skills
10. Familiarity with any cloud service provider - aws/digital ocean/azure

Signs you would be a good fit

1. You enjoy crafting elegant, well-tested solutions, not just delivering working code
2. You have logical and well-researched opinions on existing and new technologies, and relish the learnings and challenges of working on different platforms and products
3. You have an entrepreneurial mindset
4. You are a quick learner with proven reasoning skills
5. You explore beyond your resume

About Eloquent Studio Pvt Ltd

Team of 1-10 people

Located in Pune, Maharashtra, India