React.js Developer for SaaS based Analytics App

Key Responsibilities

• Develop responsive and high-performance web applications using ReactJS and TypeScript.
• Translate UI/UX designs into clean, maintainable, and reusable code.
• Build modular, scalable component architectures.
• Integrate REST/GraphQL APIs and handle asynchronous data flows.
• Optimize applications for maximum speed, scalability, and cross-browser compatibility.
• Write unit, integration, and end-to-end tests.
• Participate in code reviews and maintain coding standards.
• Troubleshoot and debug production issues.
• Collaborate with backend, DevOps, and product teams in Agile environments.
• Continuously research and apply modern frontend best practices.

Required Qualifications

• Bachelor’s degree in Computer Science, Engineering, or related field.
• 3–6 years of hands-on experience in frontend development.
• Strong proficiency in ReactJS and TypeScript.
• Solid understanding of JavaScript (ES6+), HTML5, and CSS3.
• Experience with state management (Redux, Zustand, Context API, etc.).
• Experience consuming REST APIs.
• Familiarity with Git and modern CI/CD workflows.
• Good understanding of responsive design and cross-browser compatibility.
• Strong debugging and problem-solving skills.

Are you a front-end developer looking to fast-track your learning and growth? Have you looked at world class products like Asana, Notion, or Airtable, and felt “I wish I were part of the early team that built these products”?

We’re a team that has previously built and rolled out globally successful SaaS products used by tens of thousands of customers. We’re laser focused on delivering a world class new product again, and looking for an ambitious front-end engineer to join our existing team of 9 engineers.

If it excites you to think of a fast paced start-up environment, building something big from scratch, breaking down new problems, creating well structured UI components, executing on pixel perfect design, paying great attention to every little interaction detail, and doing demos of your work every Friday with a happy and passionate team, then this is the right opportunity for you.

Some of the tech problems you get to work-on as a front-end developer would include building real-time collaboration experiences across our product, building live document editing and modern spreadsheet experiences from scratch, creating flexible new Kanban-style views of work tasks, and crafting cool new UI components and interactions that we will use across our product.

About you:

• Knowledge in the following areas
• React
• SPA Framework patterns
• Hands-on experience in HTML, CSS, SASS & Object Oriented Javascript
• Worked with features provided by browsers (Caching / Storage / Compatibility etc )
  
  

Nice to have:

• Familiarity with AWS
• Experience with startups or early stage teams
• Knowledge of module bundlers like Webpack 

What’s in it for me?

• Great opportunity: Rocketlane genuinely cares about everyone we hire. You’ll learn new things and grow no matter how experienced you are; you will be working with founders who have more than three decades of collective experience in building significant B2B SaaS startups. 
• Great team: Work with a world-class, high-velocity team that truly embodies the values of empathy, curiosity, and customer-centricity. Check out thehttps://www.linkedin.com/feed/hashtag/?keywords=rocketlane_meet_the_team"> MTT(Meet The Team) videos on our LinkedIn. 
• Great culture: An open, fun, and exciting startup culture that empowers its people to champion big problems with the freedom to think and innovate.
• Growth:  You could easily and quickly transition into other sales roles you might like.
• Impact: You get to be part of a global, passionate team in a fast-paced and growth-oriented environment. The team has a work philosophy of being high on ambition, ownership, and a bias for action.
• Monetary rewards and benefits: Competitive salary, flexible leave policy, and more! 

What You'll Do:

• You will collaborate with a UX/UI designer and other frontend and middle-tier engineers to design, prototype, and build complex cloud-based web applications.
• You will assist other developers with the integration of UI components with backend logic, interface implementation, and troubleshooting.
• Supporting the existing UI is a must, however, there will be plenty of opportunities to create solutions for advanced functionality while making improvements to existing areas of the application, as well as with new features.

What Makes You A Great Fit :

• Hands-on experience with HTML, CSS frameworks, and JavaScript
• Must have an excellent understanding of the browser DOM.
• Firm grasp of lexical scoping, closures, and OO JavaScript.
• Proficient in native JavaScript as well as one or more frameworks/libraries such as jQuery, Ext JS, Backbone.js, ReactJS, Angular 6 and above, etc.
• Proficient with debugging and testing tools to troubleshoot and optimize the UI.
• Understanding of frontend security best practices and XSS, CSRF, e

About Our Client

Our client is a Currency Exchange in India. Built with user experience and security in mind, Our Client provides instant fiat to crypto conversions with zero fees, so that users can have access to a diverse suite of financial products and services that are backed by industry-leading security processes and insurance protection. Our Client aims to be the global gateway to cryptocurrencies. Its proprietary liquidity aggregation model provides its users with access to liquidity from leading global crypto exchanges. Our Client is recognized and awarded for its contribution to the Indian emerging tech space.

Why Our Client?

Cryptocurrency Traders are looking for a strong global platform that can help them trade faster, better and smarter. We are building a platform that can solve their needs. The opportunity is big, and the journey is tough. Now that’s a challenge that needs to be addressed. You do that. You are phenomenal in solving these complex challenges. You help our team do more.


As a Front End Developer - Angular, you do all of the above and more. You make a difference.

What will I do?

• Delivering a complete front end application
  • Ensuring high performance on mobile and desktop
  • Writing tested, idiomatic, and documented JavaScript, HTML, and CSS
  • Coordinating the workflow between the graphic designer, the HTML coder, and yourself
  • Cooperating with the back-end developer in the process of building the RESTful API
  • Communicating with external web services
  • Ensure high-quality graphic standards and brand consistency
  • Stay up-to-date on emerging technologies
  • Write functional requirement documents and guides

What skills should I have?

- Must have 2+ years of experience in frontend development with an internet startup.
- Deep knowledge of Angular practices and commonly used modules based on extensive work experience
- Proficiency with JavaScript and HTML5
- Extensive knowledge of CSS and JS methods for providing performance visual effects and keeping the frame rate above 30fps at all times
- Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system
- Creating custom, general use modules and components which extend the elements and modules of core Angular
- Ability to understand business requirements and translate them into technical requirements

Sizzle.gg is an exciting new startup that’s changing the world of gaming.  At Sizzle, we’re building AI to automate gaming highlights, directly from Twitch and YouTube streams. We’re looking for a superstar front-end engineer that can work closely with UI/UX designers and continuously improve our site.  

You will:

• Work closely with UI/UX designers and the management team to make iterative enhancements to the website, using React, HTML & CSS
• Keep iterating and improving our client video player in React and Meteor.js
• Run numerous A/B tests on the website design, layout, color scheme, button placement, images/videos, and other objects to optimize time on site and conversion
• Create other online assets in similar style, such as HTML emails, ad landing pages, and more
• Work closely with marketing and management team to ensure successful adoption of the app, and make iterative changes to make them more user-friendly
• Work with the rest of the engineering team (back-end engineers, AI engineers) to optimize the user experience across both the site and the apps

You should have the following qualities:

• Must be an expert in React.js, HTML5, HTML, CSS, and related web technologies.  Ideally also have expertise in Meteor.js.
• Must have expertise in Bootstrap and have built responsive websites with high polish
• Familiarity with AWS environments
• Excited about working in a fast-changing startup environment
• Have a point of view on designs, usability, and delivering what the user wants
• Willingness to learn rapidly on the job, try different things, and deliver results
• Ideally a gamer or someone interested in watching gaming content online
• Looking for someone in Bangalore or willing to relocate

Technical Skills Required:

• Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, React/Angular )
• Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache) and UI/UX design
• Excellent communication and teamwork skills
• Great attention to detail
• Organizational skills
• An analytical mind

JOB SUMMARY:

The Senior Software Engineer designs, develops, troubleshoots, and debugs software applications for our core product. This includes developing software components including Frameworks, APIs, Websites, Utilities, Databases, and Internet-related tools. Demonstrate technical leadership, mentor junior team members, contribute in effort estimation and identify hardware needs.

MINIMUM QUALIFICATIONS AND REQUIREMENTS:

• Bachelor’s Degree in Computer Science or equivalent
• 4+ years working with React Js, exposure to Ember JS will be an advantage
• 5-12 years of industry experience in programming web applications, mobile and/or large-scale enterprise products.
• Proficient in JavaScript, CSS
• Strong experience in one of the following JavaScript frameworks: Ember, React, Angular
• Experience in XML, HTML, IIS
• Familiar with Agile methodologies
• Sense of ownership
• Passion for troubleshooting and problem solving
• Detailed oriented, professional, and possesses a positive work attitude
• Communicate professionally both verbally and in writing
• Extensive experience creating high-quality software in a team environment
• Experience leading projects from start to finish
• Experience with test-driven development (TDD) and/or writing and maintaining high-level test coverage, including both unit and integration tests