React.js Developer - HTML/CSS

Frontend Engineer

React, TypeScript & Production Web Applications

📍 Mumbai (On-site) | Full-time | 3-5 years

About the Role:

Unico Connect is an AI-first technology partner that builds custom mobile, web, and AI products for clients across multiple geographies.

We are hiring a Frontend Engineer who will build production-grade web applications across customer engagements, partnering closely with designers, backend engineers, and AI engineers.

The mandatory requirement for this role is hands-on production experience shipping React applications, with ownership of at least one feature area end to end including state, API integration, and testing.

The role is hands-on.

Expect to implement complex flows, integrate with backend and AI services, contribute to a shared design system, write tests, and review the work of others.

A typical week includes a design handoff review, implementation of a new flow, a code review session, and a working call with a backend engineer on API contracts.

Responsibilities:

Production UI Development

Build production-grade React UI for customer engagements, including complex forms, dashboards, data-dense views, and AI-driven interactions.

API Integration

Integrate with REST and GraphQL APIs.

Handle authentication, streaming responses (Server-Sent Events, WebSockets), retries, and graceful error states.

State Management

Build state architecture using Redux, Zustand, Jotai, or equivalent.

Handle async state, optimistic updates, and cross-component coordination.

Design System Contribution

Implement components within an established design system.

Maintain token discipline and contribute back to shared components.

Testing

Write unit, integration, and end-to-end tests using Jest, React Testing Library, and Playwright or Cypress.

Performance and Accessibility

Profile and optimise rendering and bundle size.

Apply WCAG 2.1 AA practices in everyday work.

AI-Assisted Development

Use Claude, Cursor, and similar tools day to day.

Build discipline for reviewing and validating AI-generated code.

Requirements:

Hands-on Production React Experience (Mandatory)

Must have personally shipped at least one feature area end to end in a production React application, owning state, API integration, and testing.

POCs and internal tools alone do not qualify.

3 to 5 Years of Professional Frontend Engineering Experience

Strong JavaScript, TypeScript, and React

Solid with hooks, context, and modern patterns.

Working comfort with Next.js (SSR, SSG, app router).

State Management

Production experience with Redux, Zustand, Jotai, or equivalent.

CSS and Styling

Strong with Tailwind, CSS Modules, or CSS-in-JS.

Comfortable building responsive layouts.

REST and GraphQL

Comfortable consuming both.

Working knowledge of streaming responses and async patterns.

Testing Fluency

Jest, React Testing Library, and at least one of Playwright or Cypress.

Git and CI/CD Basics

Comfortable with feature branching, pull requests, and CI-integrated test runs.

Strong Written and Spoken English Communication

Nice to Have:

• Experience with editor or canvas UIs
• Storybook
• Animation libraries (Framer Motion, GSAP)
• Exposure to AI-driven UI patterns
• Visual regression testing tools

What we are looking for:

1. Looking for person with 5+ years of solid experience in HTML, vueJs, javascript, css & JQuery

2. Must have a strong skillset on technologies and is keen on learn and build next generation recruitment Technology.

3. Should have a strong focus on quality, scalability, and performance of the product.

4. Should be a team player with a solid experience and desire to build customer-centric products and work closely with Product Managers and Designer.

5. Ready to relocate to Pune and join ASAP.
   
   

Role & Responsibilities:

• End to end ownership of the Product frontend development, building reusable, testable, and scalable technology.

• Research, evaluate, analyze, and implement technical requirements.

• Introduce best industry practices to build the best interfaces for users.

• 2-8 years of experience in frontend development
• Hands-on experience of Minimum 2 years into ReactJS with 6 months in Redux
• Hands on with Core web fundamentals: HTML, JavaScript, and CSS.
• Good exp in JavaScript Libraries like jQuery.
• Have delivered project on ReactJS and played key role

60 Decibels is a tech-powered impact measurement company that makes it easy to listen to the people who matter most. We've been in business as an independent entity since early 2019, when we spun out of the global Impact Investor Acumen.

We believe that the best way to understand social impact is by talking to the people experiencing that impact. It sounds obvious when you say it, but that is not the typical practice for many impact investors, corporations and foundations working to create social change. 

We collect social impact data directly from beneficiaries (customers / employees / suppliers) using our network of 1000+ trained research assistants in 75+ countries. We do it quickly and without the fuss typically associated with measuring social impact. Our research assistants speak directly to customers to understand their lived experience; and our team turns all this data into benchmarked social performance reports, with accompanying insights, to help our clients demonstrate and improve social performance. 

By making impact measurement simple, scalable, and comparable, we not only enable organizations to improve their products and services; we also help transform what it means to credibly measure impact, ensuring that the voices of those who matter most are always part of the story.

About the role: 

You’ll be an early engineer in a newly formed engineering team. This is a unique opportunity for you to learn, build, demonstrate, and subsequently own diverse components of our tech stack and evolve as we scale our business. As a core engineer in a small team, the role demands a high degree of self-drive and ownership, on a path to achieving outsized impact.

Your Primary Responsibility Will Be:

1) To advance our Integrated Data Capture And Insights Platform

2) To advance our web-based consumer products

In this role, you will:

• Work with a diverse multidisciplinary team across Engineering, Product & Operations, to translate product specs into clean, functional, production-ready code.
• Participate actively in defining of the systems architecture vision to better support our team’s needs
• Grow our technical capacity by mentoring other engineers and interviewing candidates
• Collaborate with team members to identify systems, practices & technologies that suit our needs the best
• Seek, learn, adopt and advocate industry best practices. Contribute towards the engineering culture
• Troubleshooting coding problems quickly and efficiently to ensure a productive workplace

About You: First and foremost, you bring compassion and dedication to this work because it matters to you.

You are a pragmatic and product-driven engineer who is interested in solving user problems and delivering value while taking into account tradeoffs between Business and Tech. You have a bias towards action: you get your hands dirty and actively tackle problems in a way that leads to the best outcomes and brings teams together. You successfully balance flexibility and rigour, using informed judgment to make decisions. You model critical thinking and introspection, taking strategic risks and growing from mistakes. You are decisive and bold, have a growth mindset, are an excellent communicator, and know the value of being a part of an effective team

Minimum Qualification:

• 4+ years of experience in software engineering building SaaS platforms & products, particularly frontend development
• Strong proficiency in JavaScript/TypeScript (ES6+), HTML, CSS and React. Working knowledge of other frameworks is desirable.
• Proficient in software design, modularity, testability and software quality
• Fast self-learner, with the willingness & interest to learn new technologies, languages & frameworks
• Strong problem-solving and decision-making skills

Additional desired qualifications:

• 4-7 years of overall experience in software engineering either as a Frontend engineer or a Fullstack engineer, with significant frontend experience
• Deep understanding of integrating with a variety of backends and APIs (ReST, GraphQL). Experience with node/Python/RubyOnRails is desirable
• Strong flair for usability, consistency, and balancing aesthetics with functional design.
• Experience working with data-intensive applications and data-visualisation libraries such as Chart.js, and D3.js is desirable
• Expertise in building debugging, improving the performance of web applications

Working with 60 Decibels

We are a fun, international and highly-motivated team who believes that team members should have the opportunity to expand their skills and career in a supportive environment. We offer a competitive salary, the opportunity to work flexibly and in a fun, supportive working environment. If this sounds like the role for you, get in touch!

60 Decibels is deeply committed to having a workplace that is inclusive and anti-discriminatory. We believe that our team must embody the compassion, listening, and sense of shared humanity that is so central to our goal as an organization. We are proud to be an Equal Opportunity employer and do not discriminate on the basis of race, religion, national origin, gender, sexual orientation age, marital status, veteran status, or disability.

As a growing company, we are building towards a more universally accessible workplace for our employees. At this time, we do use some cloud-based technologies that are not compatible with screen readers and other assistive devices. We would be happy to discuss accessibility at 60 Decibels in greater depth during the recruitment process.

 About our team and our culture: we are a fun and hardworking global team that is full of smart, mission-driven folks who combine an entrepreneurial spirit with a commitment to make a positive change in the world.  

We consistently hear from our clients that the best thing about 60 Decibels is the people. To get a feel for our slightly nerdy, not-take-ourselves-too-seriously vibe, check out our monthly newsletter, The Volume.

Compensation: 60 Decibels offers a competitive salary and benefits package and the opportunity to work in a flexible, fun and supportive environment. The salary range will be adjusted according to costs of living in our country offices. 

Extra Perks: We have an unlimited leave policy and 12 monthly recharge days, on the first Friday of each month. We are a globally distributed team and we give team members opportunities to cross-pollinate and visit our different offices. 

Want to get to know us a little better?

> Sign up to receive The Volume, our monthly collection of things worth reading.

> Visit our website at 60decibels.com.

> Read about our team values here. 

Profile: Technical Lead (UI)

Experience: 5-10 years

Education Qualification: Graduate/Postgraduate

Responsibilities:

• Manage development of one or more Bodhee Services
• Performing requirement analyses by interacting with BA, PM, and Architect.
• Developing high-level and detailed designs.
• Design, Develop, Test, Implement and Maintain high-volume, low-latency applications for critical systems and delivering high-availability and performance
• Writing well designed, testable, reusable, efficient code
• Conducting configuration of your own work.
• Reviewing the work of other developers and providing feedback.
• Mentor and manage the dev team.
• Collaboration with testing team for Integration Testing

Requirements

• 5-10 years of experience in UI development
• Experienced developer in Angular 2+
• Experience with JavaScript and TypeScript
• Skill for writing reusable UI components
• Understanding of RESTful API design for web services.
• Hands on experience in UI optimization best practice implementations.
• Experience with Linux environment
• Excellent problem solving and analytical skills.
• Willing to learn new technologies.
• Experienced with Git, Docker, Jenkins
• Ability to work and collaborate with Cross Functional Teams

What you’ll do 💯

• Work closely with recruiters/hiring managers to understand customer pain points and opportunities for features and improvements

• Developing the exact pixel-perfect & Responsive UI from the designs provided
• Lead or participate in design reviews, code reviews and architecture evolution discussions. quality & performance goals

  development efficiency.
  
  

• At least 2 Years of relevant work experience in React JS
• Experience in developing responsive Web Applications Development and reusable UI elements

• Architect and develop scalable and maintainable applications
• Expert Programming experience in HTML, CSS, JavaScript and React JS with the expertise to fuse these with modern web development practices

This person MUST have:

• BE Computer Science, MCA or equivalent
• Extreme CSS skills
• Experience with ReactJS or NextJS is a MUST
• Strong communication skills
• A strong passion for writing simple, clean and efficient code.
• Sound knowledge of clean code, no unused code, optimized code and more.
• Always starting with a document and then implementing in a systematic and organized manner
• Past experience as a frontend developer building modern JavaScript-based web applications
• Excellent verbal and written communication, teamwork, decision making and

influencing skills.

Experience:

• Min 5 years experience
• Not more than 15 year experience.
• Startup experience is a must. 

Location

• Remotely, anywhere in India

Timings:

• 40 hours a week but with 4 hours a day overlapping with client timezone.  Typically clients are in California PST Timezone.

Position:

• Full time/Direct
• We have great benefits such as PF, medical insurance, 12 annual company holidays, 12 PTO leaves per year, annual increments, Diwali bonus, spot bonuses and other incentives etc.
• We dont believe in locking in people with large notice periods.  You will stay here because you love the company.  We have only a 15 days notice period.

Job Description:

You will be responsible for maintaining and scaling a high quality React Native social media Application.

Technical

Candidate should have:

• Built end-to-end React Native application with at least 5K users or more
• 1-4 years work experience in developing Android & iOS apps using React Native, React.js
• Thorough understanding of React Native and its core principles
• Knowledge of how to integrate SDKs like Firebase, Mixpanel, OneSignal, Branch
• End to end feature development for the stories provided
• Has implemented local data storage, caching, app optimization techniques
• Knows how to write unit test cases.
• Aware of app store build forming and release process
• Knowledge or experience with User Interface and Visual Design principles and techniques
• Understanding of software development lifecycle and version control (preferably Git)
• Must have experience in delivering software via complete Continuous Integration and Continuous Delivery (CI/CD) pipeline

Non-Technical

The ideal candidate joining us will be:

• a keen observer and a good problem solver with good communication skills
• ambitious, self-driven & equally a fun-loving team-player
• The ability to own end to end responsibility - right from requirement to release

Experience

• React Native: 2 years (Required)
• React Hooks/Redux: 1 year (Required)
• React.js: 2 years (Required)
• HTML/CSS/Bootstrap/jQuery: 1 year (Preferred)
• Jest/Enzyme or any other tool for unit/functional: 1 year (preferred)
• Git/Gitlab: 1 year (Required)
• Firebase, Branch: 1 year (Preferred)

About Clan:

Clan is a QnA social media platform with invite-only access to 1% intellectuals in India. We aim to make social media much more civil and meaningful.

Compensation: 40k-50k

• 💰 Early-stage, ed-tech, funded, growing, growing fast.
• 🎯 Mission Driven: Make Indonesia competitive on a global scale.
• 🥅 Build the best educational content and technology to advance STEM education
• 🥇 Students-First approach
• 🇮🇩 🇮🇳 Teams in India and Indonesia

• You primarily identify as a Frontend Engineer or a UI Engineer and are comfortable working on the browser side of things with 7+ years experience (preferably from B2C startup companies).
• You can build accessible interfaces with semantic HTML, CSS, and Javascript.  
• You can build reusable, performant, and well-tested web applications that are responsive and work across various devices and platforms.  
• You can build features from scratch which are modular and scalable. You don’t hesitate to take them from design to implementation.
• You have shipped code to production recently and regularly.
• You are experienced in working with using modern web frameworks, like React, Vue, and friends. We use React but prefer people with strong web concepts and fundamentals who are open to learning any framework/library. 
• You are fluent in using the tools of the trade: editors, git, command line, Slack, Jira (unfortunately yes)
• You are driven, you care about turning in quality work, and improving your craft.
• You have high integrity, and you are reliable.

• Mentorship and continuous improvement are a part of the team’s DNA. We have a battle-tested robust growth framework. You will have people to look up to and people looking up to you.
• We are a people-first, high-trust, high-autonomy team.
• We live in the TDD, Pair Programming, First Principles world

• Distributed does not mean working in isolation, feeling alone, being buried in Zoom calls.
• Our leadership team has been WFH for 10+ years now and we know how remote teams work. This will be a place to belong.
• A good balance between deep focussed work and collaborative work ⚖️

• 30-minute alignment check and screening call
• A short take-home coding assignment, no more than 2-3 hours. Time is precious.
• Pair programming interview. Collaborate, work together. No sitting behind a desk and judging.
• In-depth engineering discussion around your skills and career so far.
• System design and architecture interview for senior roles.

• Bring your software engineering — both individual brilliance and collaborative skills.
• Bring your good nature — we're building a team that supports each other.
• Be vested or interested in the company vision