Senior Developer - Javascript/TypeScript

Frontend Engineer (Next.js / React / TypeScript)

Position Summary

We are seeking a Frontend Engineer with deep expertise in Next.js, React, and TypeScript to join our growing engineering team. The ideal candidate will have experience building scalable, modern web applications, with strong knowledge of Tailwind CSS for styling and proficiency in integrating with MongoDB backends and AI/LLM APIs (e.g., OpenAI). You will work closely with backend engineers and AI specialists to build seamless user interfaces that power cutting-edge AI-driven applications.

Key Responsibilities

• Develop, optimize, and maintain frontend features using Next.js, React, and TypeScript.
• Implement responsive and scalable UI components with Tailwind CSS.
• Integrate with backend APIs built on MongoDB and other data sources.
• Work with AI/LLM APIs (OpenAI, LangChain, etc.) to deliver intelligent, context-aware features.
• Collaborate with backend and AI engineers to ensure efficient data flow and optimal performance.
• Write clean, reusable, and testable code with strong attention to detail.
• Participate in code reviews, sprint planning, and product design discussions.

Required Skills/Qualifications

• Strong proficiency with Next.js, React, and TypeScript.
• Experience with Tailwind CSS and modern component-based UI development.
• Familiarity with integrating MongoDB backends into frontend applications.
• Experience consuming AI APIs (OpenAI, HuggingFace, etc.).
• Understanding of REST and GraphQL API consumption.
• Strong problem-solving skills, debugging, and optimization techniques.
• Excellent collaboration and communication skills.

Preferred Skills/Experience

• Experience with SSR (Server-Side Rendering) and ISR (Incremental Static Regeneration) in Next.js.
• Familiarity with state management libraries (Redux, Zustand, Recoil, etc.).
• Exposure to vector databases or AI-driven UI personalization.
• Prior experience working in a SaaS or data-heavy application environment.

We are looking for a great JavaScript developer who is proficient with React.js. Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux). You will ensure that these components and the overall application are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important.

• Developing new user-facing features using React.js

• Building reusable components and front-end libraries for future use

• Translating designs and wireframes into high quality code

• Optimizing components for maximum performance across a vast array of web-capable devices and browsers

Job Profile: This role involves working with the frontend team working closely with the backend team. You are required to have in-depth knowledge of every level of the web creation process, which includes Linux server set-up and configuration, creating server-side APIs, making JavaScript codes that power apps, etc. Key Responsibility Areas: · Developing new user-facing features using React.JS Translating designs and wireframes into high-quality code Optimizing components for maximum performance across a vast array of web-capable devices and browsers Skills Required: ▪ Experienced with front-end programming language with React JS. ▪ Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model. ▪ Thorough understanding of React.js and its core principles. ▪ Experience with popular React.JS workflows (such as Flux or Redux). ▪ Knowledge of modern authorization mechanisms, such as JSON Web Token. ▪ Familiarity with modern front-end build pipelines and tools. ▪ Familiarity with code versioning tools (such as Git, SVN, and Mercurial). ▪ Candidates with Good communication Skills. ▪ Candidates with Banking / Finance domain experience preferred.,

• We use cutting edge technologies to build our products which means you get to be updated on the latest tech stack.
• You don’t need to have experience in any of our specific technologies;we are good at teaching our Engineers. Our diverse group of Engineers are a great team to work with and to learn.

• We deploy changes to production multiple times a day.
• Blameless culture and a continuous learning mindset

• Making a global platform with the scale of millions of users.
• Working directly with designers and PMs to make a world class test taking experience.
• Building a platform for companies and writing an ML based algorithm to match candidates and companies.
• Building an Ed-Tech product for the upskilling of candidates.

• Strong understanding of JS fundamentals and going deep into it coupled with experience in modern frameworks like ReactJs, Vuejs etc.
• The ideal person has worked with product teams in startups and taken features (or entire product modules) to production deployment which was then consumed by real users.
• Proficiency in building a highly scalable frontend.
• Ownership mindset- Taking end to end ownership of frontend initiatives and being part of the core team in driving the overall growth of the organisation in achieving its vision.

• 💰 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

• 3 years experience
• Strong in : HTML/JS/CSS
• Experience with any particular front-end stack like React or equivalent frameworks
• Front-End experience with and without frameworks
• Experience working on front-end graphic systems including canvas, SVG, webGL is a bonus
• Experience working on timeline based animations is a bonus

• Rockstar Coworkers
• Friendly & Energetic Environment
• 21 paid leaves
• Reward Employees with Experiences
• Free Food & Coffee
• Team Outings from time to time
• Work From Home Option Available
• Treat all employees as equals

Tech Stacks used  by us : 

Frontend : VueJs 

Backend : NodeJs

Key skills: ReactJs, HTML5, CSS3, REST Protocols, NodeJs, JEST, GraphQL.

Responsibilities:

• Participation in Company's product and implementation as a Frontend developer.
• Build the front-end for our mobile and web products
• Convert wireframes into working UI interfaces
• Write REST calls to interact with our back-end API
• Participation in research activities.
• Build reusable code and libraries for future use
  
  

Requirements:

• Keen design eye to translate wire frames into pixel perfect web pages
• Excellent JSON/DOM manipulation skills
• Should have strong key skills in HTML5, CSS and advanced JavaScript and the ability to turn design mock-ups into great looking sites with user interactions.
• Must also be up-to-date with cross-browser and cross-platform issues, have a good eye for detail and be able to work to tight deadlines
• Experience in building Scalable Apps
• Experience with third- party libraries, social media integration and APIs.
• Work on building product from scratch and improving application performance.
• Should understand and have knowledge on the application security practices/vulnerabilities
• Understands Web Products and understand Performance of the application.
• Linux and Unix Skills
• Hands on experience in collecting and analyzing/improving Application analytics
• Good understanding in User Patterns, CTRs and closely work with UX and Product team in a dynamic environment
• Understanding of server-side CSS pre-processing platforms, such as LESS and SASS
• Proficient understanding of code versioning tools, such as Git / SVN
• Good understanding of asynchronous request handling, partial page updates, and AJAX

Industry Background : Product based startup
Location : Hiranandani - Powai, Mumbai. (Remote working option available for candidates residing out of Mumbai)
Working Days & Timings : Monday to Saturday (Alternate Saturdays off), 12pm - 9pm.

Kindly apply if interested.