Front-End Architect

Who are we :

Trendlyne, an Series-A funded, profitable products startup in the financial markets space with cutting edge analytics products aimed at businesses in stock markets and mutual funds.

Our founders are IIT + IIM graduates, with strong tech, analytics and marketing experience. We have top finance and management experts on the Board of Directors.

What do we do :

We build powerful analytics products in the stock market space that are best in class. Organic growth in B2B and B2C products have already made the company profitable. We deliver 800 million+ APIs every month to B2B customers.

Trendlyne analytics deals with 100s of millions rows of data to generate insights, scores and visualisations which are an industry benchmark.

Technical Skills Required :

- Hands-on development experience on ReactJS, React Native

- Excellent front-end development skills - Javascript ES6, HTML5, CSS3, Bootstrap/Flex

- Excellent understanding of web browsers, mobile browsers and responsiveness

- Experience in UI Build using Webpack/ Gulp

- Proficient understanding of code versioning tools, such as Git, Bitbucket, Github

- Proficient understanding of the performance of web and mobile applications

- Knowledge of Django web framework or Python will be an added advantage

Responsibilities :

- Develop new user-facing features, web and mobile applications

- Use HTML, CSS, JS, to deliver front-end of projects on time

- Work with UI & UX designers and project managers to ensure timely delivery of code

- Work with Backend developers and ensure smooth integration with CMS or APIs

- Build reusable code and libraries for future use

- Ensure the technical feasibility of UI/UX designs

- Optimize website for maximum speed and scalability

- As part of the core team, you will be working on cutting edge technologies like Spark, Flume, online backtesting and data visualization, and machine learning.

- All Developers will be involved with the entire lifecycle of the product right from product conceptualization, design, implementation and mobile app and web delivery.

- Salary on par with the industry, with company equity.

Job Title

Technology Lead – Frontend

Job Responsibilities:

• Collaboratively work with UX team, product managers, back-end engineers and other technical teams to create new, delightful and scalable UI
• Mentor junior members through training and individual support
• Responsible for all front end development on a project
• Ensure the technical feasibility of UI/UX designs
• Optimize application for maximum speed and scalability
• Identify and troubleshoot UX problems (e.g. responsiveness)
• Conduct layout adjustments based on user feedback
• Adhere to style standards on fonts, colors and images
• Optimize existing user interface designs
• Proactively learn and accordingly apply new technologies, best design practices and usability patterns

The ideal candidate must - 

• 5+ years of experience working with React or React-based frameworks
• Proficiency with browser-based debugging and performance testing
• Proficiency in Git and version control
• Considerable experience with a testing framework (Jest/Mocha)
• Familiarity with RESTful APIs and GraphQL
• Knowledge of modern authorization mechanisms, such as JWT Tokens
• Good understanding of common front-end development tools such as Babel, Webpack, NPM, Yarn etc
• Hands-on experience with CSS-in-JS libraries
• Proficient understanding of cross-browser compatibility issues and ways to work around them
• Keen to learn, mentor and willingness to take ownership of work items
• Possess strong communication and self-accountability

REACT.JS

We are looking for highly skilled candidates with experience in frontend programming and are comfortable in dealing with backend tools.

• Reviewing application requirements and interface designs.
• Identifying web-based user interactions.
• Developing and implementing highly-responsive user interface components using React concepts.
• Writing application interface codes using JavaScript following ReactJS workflows.
• Troubleshooting interface software and debugging application codes.
• Developing and implementing front-end architecture to support user interface concepts.
• Monitoring and improving front-end performance.

An enthusiastic individual with the following skills. Please do not hesitate to apply if you do not match all of it. We are open to promising candidates who are passionate about their work and are team players.

• 6 to 9 years of strong design and development experience in building massively large-scale distributed internet systems and products.
• Previous experience working as a React.js Developer.
• In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
• Strong experience using a client side MVC framework such as NodeJS, ReactJS, or Redux.
• Experience with user interface design.
• Knowledge of performance testing frameworks including Mocha and Jest.
• Experience with browser-based debugging and performance testing software.
• Experience in responsive design, cross browser compatibility, and website performance.
• Knowledge of frontend CSS frameworks like Bootstrap, Material UI, and preprocessors like SASS and LESS.
• Experience with handling Services, RESTful, APIs (NodeJS preferably).

You will be working with top-quality engineers who have built one of the best employee engagement SaaS platforms. You will be reporting to the Engineering Head and working closely with the Architect and other leads.

A wholesome opportunity in a fast-paced environment that will enable you to juggle between concepts, yet maintain the quality of content, interact, and share your ideas and have loads of learning while at work. Work with a team of highly talented young professionals and enjoy the benefits of being at Xoxoday.

Xoxoday is a rapidly growing fintech SaaS firm that propels business growth while focusing on human motivation. Backed by Giift and Apis Partners Growth Fund II, Xoxoday offers a suite of three products - Plum, Empuls, and Compass. Xoxoday works with more than 2000 clients across 10+ countries and over 2.5 million users. Headquartered in Bengaluru, Xoxoday is a 300+ strong team with four global offices in San Francisco, Dublin, Singapore, New Delhi.

We look forward to connecting with you. As you may take time to review this opportunity, we will wait for a reasonable time of around 3-5 days before we screen the collected applications and start lining up job discussions with the hiring manager. We however assure you that we will attempt to maintain a reasonable time window for successfully closing this requirement. The candidates will be kept informed and updated on the feedback and application status.

🌟 About Us:

We create AI solutions for hospitals, combining scientific rigor with startup agility.

iON Health's SmartAI is an AI-powered tool developed to help clinicians interact with a patient's medical record using natural language, transforming how healthcare providers access and synthesize clinical data

Founded by serial entrepreneurs with more than 15 successful exits, we offer the opportunity to work alongside elite engineers, clinicians, and product innovators to improve the health of millions of patients each year.

🎯 What We’re Looking For:

• 7+ years of experience with React.js (front-end) and Node.js/Express (back-end).
• Solid understanding of relational and NoSQL databases (e.g., PostgreSQL, MongoDB).
• Experience with cloud platforms (AWS/GCP/Azure) and CI/CD pipelines.
• Comfort working in fast-paced, ambiguous environments with high ownership.
• Prior experience in AI/ML, healthcare, or enterprise software.
• Must Have: Bachelors in Engineering from IIT/NIT/IIIT or similar institutions.
• Good to have: Experience in AI focused startups, early-stage teams, or as a founding engineer.

🛠 What You’ll Do:

• Design, develop, and deploy scalable web applications across the stack (front-end + back-end).
• Collaborate with founders, designers, and other engineers to take features from concept to production.
• Write clean, maintainable, and efficient code using [React.js, Node.js, TypeScript, or your tech stack].
• Work on database design and API development (REST/GraphQL).
• Optimize applications for maximum speed and scalability.
• Contribute to architectural decisions and set up best practices for the team.
• Be hands-on with debugging, testing, and performance tuning.

💡 Why Join Us?

• Work alongside elite engineers, clinicians, and product innovators
• Competitive salary + equity options (you’ll grow as the company grows)
• Fast decision-making and zero bureaucracy
• Shape the future of AI in healthcare

Job Description

As a React Native Developer at Marmeto, you will play a critical role in building high-performance, cross-platform mobile applications for iOS and Android. You will collaborate with UX/UI designers, backend engineers, and product stakeholders to deliver intuitive and scalable mobile experiences. This role demands a developer with a deep understanding of mobile architecture, native modules, and modern development best practices.

Skills:

• Minimum 4 years of hands-on experience with React Native for Android and iOS development.
• Strong proficiency in JavaScript, TypeScript, and ES6+ features.
• Solid understanding of React Native architecture, including Hooks, Redux/MobX, and Context API.
• Experience with native module integration (Android/iOS) and third-party libraries.
• Proficient in using React Navigation, AsyncStorage, and mobile design patterns.
• Familiarity with debugging tools like Flipper, Chrome DevTools, and React Native Debugger.
• Experience in publishing apps to the App Store and Google Play.
• Good understanding of mobile performance optimization and memory management.
• Proficiency with version control systems like Git.

Roles & Responsibilities:

• Design, develop, and maintain cross-platform mobile applications using React Native.
• Collaborate with UI/UX designers to implement pixel-perfect interfaces and interactions.
• Work closely with backend teams to integrate APIs (REST/GraphQL) seamlessly.
• Write clean, modular, and scalable code following best practices and design patterns.
• Troubleshoot, debug, and optimize mobile apps for maximum performance.
• Stay updated on emerging trends in mobile development and bring innovation into the team.

Requirements

Mandatory

• Should have built solutions/applications end-to-end, not just contributed as part of a larger team.
• Should envision continuing in a deep mobile development role 5+ years down the line.
• Strong command over JavaScript, TypeScript, and React Native internals.
• Experience working with Redux, React Hooks, and lifecycle methods in mobile contexts.
• Deep understanding of platform-specific limitations, capabilities, and mobile UI/UX standards.

Essential

• Proficiency with Git and collaborative workflows (e.g., branching, PRs).
• Familiarity with CI/CD for mobile.
• Understanding of offline storage, background sync, and performance monitoring.

Good to Have

• Knowledge of native development (Swift/Kotlin) to bridge native modules when needed.
• Exposure to tools like Figma, Sketch, or Zeplin for design collaboration.
• Experience with e-commerce platforms like Shopify, BigCommerce, or similar.

Aerchain is an AI-powered Procurement platform transforming the way purchase is done in enterprises. We are a 2-year-old funded startup with some of the largest global companies as clients and are part of 3 top accelerator programs backed by Reliance Group, top VCs & Supply Chain experts. We are on the lookout for technology enthusiasts who would love to contribute to revolutionising the world's procurement industry with Artificial Intelligence!

Responsibilities

1. Define technical blueprints and take complete technical ownership of high-level design, tech stack of the product.

2. Design, build, test and deploy product features that are reliable, secure and optimised for performance across all environments.

3. Work closely with product management team to define and refine feature specifications.

4. Work with cross-functional teams to address technical dependencies.

5. Drive some of the company-wide tech initiatives striving towards continuous technical excellence of our platforms.

6. Mentor upcoming engineers in the organisation / team.

Qualifications

1. 4+ years of experience in developing dynamic, scalable web applications.

2. Demonstrated ability in building / architecting large scale products in the React ecosystem.

3. Ability to work with teams in a collaborative and productive manner.

4. Strong computer science fundamentals in data structures and algorithms.

5. Familiarity with cross-browser compatibility issues and demonstrates good design and UI / UX sensibilities.

6. Excellent technical leadership and mentoring skills.

Our Ideal Candidate

1. Loves writing and owning code and enjoys challenges and problem solving.

2. Self driven and motivated with the desire to work in a fast-paced, results-driven agile environment with varied responsibilities.

3. Takes end-to-end ownership of the product, ideates on product requirements with the team and drives it from design to implementation.

4. Action-oriented and dreams big. More importantly believes and has the ability of “Making it Happen !”

Why Aerchain

1. Be part of the engineering leadership team - You’ll have the opportunity to work with cross-functional teams and take key technology decisions to build future-forward products.

2. Build a truly disruptive product - We are building a platform that transforms the way S2P cycles happen in enterprises. Using data at every step, we plan on automating processes starting with requirement gathering to payments and customers love us!

3. Be part of the high-growth challenge - In the process of scaling from 1-10, we are sure that there are very exciting and challenging times ahead. The experience of being a part of this growth phase is unique and will fast track your career. You’ll obviously learn a lot!

Experience in years: 3+.  Less than 7.

Type: Individual contributor with good hands on proficiency.

Specifics:

• Writing HTML, CSS, and JavaScript. Being up on latest practices is a must, e.g., HTML5, CSS3, and ECMAScript 6 (minimum)
• Familiarity with a relevant and globally supported framework— both front-end and back-end, if necessary — React & React Native.
• Ideally, familiarity with CSS preprocessors, bundlers, and associated languages/syntaxes/libraries - Sass, Less, webpack
• Experience implementing testing platforms and unit tests
• Integrating front-end UI with the constructed API, using REST, GraphQL api

Soft skills:

• Appreciation for clean and well documented code

What you will do at Tradyl

• Partner with a highly skilled external consultancy and lead the effort of building a new modern front end to our website. 
• We use a no code platform for rapid development in this phase of our Journey. You will develop features on this platform. This might involve integration with back end APIs via REST.  
• Do short experiments: Example,  Evaluate a backend headless commerce software as a potential candidate for our backend tech stack.

• Ability to design the overall architecture of UI components of the web application.
• Maintain quality and ensure responsiveness of applications.
• Collaborate with the rest of the engineering team to design and launch new features.
• Maintain code integrity and organization.
• Experience working with graphic designers and converting designs to visual elements using JavaScript, HTML, and CSS.
• Understanding and implementation of security and data protection.
• Good problem-solving skills and willingness to learn new technology

Qualifications:-

• 2+ year track record of relevant work experience and a Computer Science or a related technical discipline is required
• Excellent knowledge of JavaScript
• Proficient experience in ReactJS.
• OOPS, Concept, and Data Structure like Queue, Stack, Tree, Linked List, etc.
• Good knowledge in working with REST APIs
• Knowledge of converting designs to working web pages using HTML and CSS.
• Experience in Architecture and delivery of web applications.
• Knowledge of code versioning tool – Git

Good to have:

• Experience in AngularJS
• Experience in server-side programming

This is a temporary full time role.

Responsibilities

• Developing the latest user-facing features using React.js
• Designing a modern highly responsive web-based user interface
• Building reusable components and front-end libraries for future use
• Translating designs and wireframes into high-quality code
• Learn and understand user interactions
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers
• As a React.js Developer, you will be involved from conception to completion with projects that are technologically sound and aesthetically impressive.

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Thorough understanding of React.js and its core principles
• Prior experience with popular React.js workflows (such as Flux or Redux)
• Familiarity with more current specifications of EcmaScript
• Familiarity with RESTful APIs
• Familiarity with HTML / CSS
• GIT experience is a plus
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
• Ability to understand business requirements and translate them into technical requirements
• Familiarity with code versioning tools