Frontend Developer - Intern

About the Role

At Ceryneian, we’re building a next-generation, research-driven algorithmic trading platform aimed at democratizing access to hedge fund-grade financial analytics. Headquartered in California, Ceryneian is a fintech innovation company dedicated to empowering traders with sophisticated yet accessible tools for quantitative research, strategy development, and execution.

Our flagship platform is currently under development. As our Frontend / Full Stack Engineer, you’ll lead the creation of a stunning, intuitive user experience—spanning our landing page, drag-and-drop strategy builder, trading dashboards, and internal tools. You’ll collaborate closely with design, backend, and DevOps teams to build high-performance, secure, and scalable customer-facing applications. This role is central to delivering the reliability, flexibility, and performance our users will rely on in fast-moving financial markets.

We are a remote-first team and are open to hiring exceptional candidates globally.

Core Tasks

·      Design, build, and deploy customer-facing interfaces, including the strategy builder, dashboards, and marketplace.

·      Implement reusable UI components based on Figma designs; integrate charting tools like TradingView or Highcharts.

·      Own the frontend development pipeline, including prototyping, implementation, testing, and responsiveness.

·      Implement secure authentication and user management (OAuth2, JWT, multi-role access).

·      Build real-time web experiences using WebSockets, REST, and client-server integrations.

·      Collaborate with backend and DevOps teams to streamline data flow and deployment workflows.

Top Technical Competencies

·      Strong foundation in HTML/CSS, JavaScript/TypeScript.

·      Proficiency in modern frontend frameworks such as React (Next.js), Svelte, Angular, Vue, or Phoenix.

·      Experience with OAuth2 and secure authentication workflows.

·      Familiarity with server-side rendering (SSR) and modern state management (Zustand, Redux, MobX).

·      Integration experience with charting libraries such as TradingView, Recharts, or Highcharts.

·      Deployment experience using platforms like Vercel, Heroku, GCP, or AWS.

·      Working knowledge of WebSockets, REST APIs, and data streaming models.

·      0–3 years of frontend development experience.

Bonus Competencies

·      Familiarity with Supabase, PostgreSQL, Firebase, or MongoDB.

·      Understanding of microfrontend architectures or API Gateway patterns.

·      Experience with WebAssembly and real-time trading interfaces.

·      Exposure to fintech platforms or trading systems.

·      Background from Tier-I or Tier-II institutions with strong computer science fundamentals, a passion for scalable system design, and a drive to build cutting-edge fintech infrastructure.

Ideal Candidate

You’re a design-minded full stack engineer who builds fast, clean, and modular frontend systems. You thrive on making complex interfaces intuitive—turning strategy logic into drag-and-drop workflows—and can ship high-performance components that integrate seamlessly with real-time APIs. You value design systems, scalable frontends, and cross-functional collaboration.

What We Offer

·      Opportunity to shape the product interface of a next-gen fintech startup.

·      A collaborative, technically driven culture.

·      Competitive compensation with performance-based bonuses.

·      Flexible working hours and a remote-friendly environment.

·      Exposure to financial modeling, trading infrastructure, and real-time systems.

·      Collaboration with a world-class team from Pomona, UCLA, Harvey Mudd, and Claremont McKenna.

About the Role

We are seeking an experienced Senior React Web Developer to join our product development team. As a Senior React Web Developer, you will be responsible for developing and maintaining our web applications using ReactJS and Material UI. You will work closely with other developers, designers, product managers, and stakeholders to create high-quality, user-friendly, and scalable software.

Key Responsibilities:

● Design and develop high-quality, responsive, and user-friendly web applications using ReactJS and Material UI.

● Collaborate with product managers, designers, and stakeholders to ensure the project meets the business requirements and user needs.

● Write clean, maintainable, and efficient code.

● Optimize the application for maximum speed, scalability, and usability.

● Develop reusable UI components and libraries.

● Ensure the technical feasibility of UI/UX designs.

● Identify and troubleshoot bugs and issues.

● Stay up-to-date with the latest trends and technologies in ReactJS, Material UI, and front-end development.

● Participate in code reviews and contribute to the development of best practices.

● Mentor and guide junior developers in the team.

Requirements:

● Bachelor’s degree in computer science or related field.

● At least 7 years of experience in front-end development, with at least 4 years of experience in ReactJS and Material UI.

● Strong proficiency in JavaScript, CSS, HTML, and related web technologies.

● Experience with Redux, Redux Saga, and other state management libraries.

● Experience with building scalable and complex web applications.

● Strong problem-solving skills and attention to detail.

● Experience with Agile development methodologies.

● Strong communication and collaboration skills.

● Experience with Git and version control.

● Ability to work independently and as part of a team.

Preferred:

● Experience with GraphQL and Apollo Client.

● Experience with server-side rendering using Next.js.

● Experience with AWS or other cloud providers.

● Experience with CI/CD pipelines and automation.

● Experience with testing frameworks like Jest, Enzyme, or Detox.

● Experience with UX/UI design and prototyping tools.

About company

It is a fast-growing SaaS startup in the customer onboarding category and has raised $21M in capital (https://twitter.com/RocketlaneHQ/status/1483821563195850753">we rapped about it!) from global VCs such as 8VC, Nexus Venture Partners, Matrix Partners India, and super angels like Gokul Rajaram and Girish Mathrubootham.

Thanks to the rapid early traction and customer love the product has garnered globally from the likes of LinkSquares, AppCues, ContractPodAI, Chargebee, parcelLab, etc., we have been recognized as a Leader in the Client Onboarding category on G2 within six months of product launch.

With a mission to deliver chaos-free, consistent, accelerated, and delightful customer journeys through its purpose-built software the company was founded in April 2020 by second-time entrepreneur trio - Srikrishnan, Vignesh, and Deepak. Previously, the trio built a successful in-app messaging startup that was acquired by Freshworks (NASDAQ: FRSH) in 2015.

We became the https://www.producthunt.com/posts/rocketlane"> #1 Product of the Day on Product Hunt on the day we launched it. We are now building a global and diverse workplace that will empower passionate problem-solvers to innovate, collaborate, do their best work, and see the next phase of hyper-growth together!

What’s the opportunity?

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 the https://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!

Job Title: Technical Specialist - Mobile/Web Application (React, React Native)

Location: Bangalore, India

Company: Mobile Programming LLC

Notice period: Immediate joiners required only.

Experience : 8+ years

Job Description:

We are seeking highly skilled Technical Specialists in Mobile/Web Application Development who can join our team in Bangalore, India. As a Technical Specialist, you will be responsible for developing and maintaining high-quality mobile and web applications using React and React Native.

Responsibilities:

• Collaborate with cross-functional teams to develop and enhance applications.
• Participate in the complete software development life cycle.
• Develop efficient code using React and React Native frameworks.
• Troubleshoot and debug applications.
• Ensure application performance, quality, and responsiveness.
• Conduct code reviews and stay updated with industry trends.
• Identify process improvement areas and mentor junior developers.

Qualifications:

• Bachelor's/Master's degree in Computer Science or related field.
• 8+ years of experience in mobile and web application development.
• Proficiency in React, React Native, JavaScript, TypeScript, HTML, CSS.
• Strong problem-solving and communication skills.
• Ability to manage multiple priorities and deadlines.

Preferred Qualifications:

• Experience with Angular, Vue.js, Node.js, or Java.
• Knowledge of mobile app deployment for iOS and Android.
• Familiarity with testing frameworks and CI/CD pipelines.

If you are passionate about mobile and web application development using React and React Native and can join immediately, please apply with your updated resume and cover letter highlighting your relevant experience. Join Mobile Programming LLC and contribute to exceptional digital experiences for our clients

We are looking for a React JS/React-Native developer interested in building performant and pixel-perfect web applications. You will be responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required.

Responsibilities

• Build pixel-perfect, buttery smooth UIs across both web and mobile platforms.
• Diagnose and fix bugs and performance bottlenecks for performance that feels native.
• Reach out to the open-source community to encourage and help implement mission-critical software fixes—ReactJS moves fast and often breaks things.
• Maintain code and write automated tests to ensure the product is of the highest quality.
• Build and deliver features end to end. (frontend and backend)

Skills

• Firm grasp of the JavaScript and TypeScript language and its nuances, including ES6+ syntax
• Knowledge of functional or object-oriented programming
• Ability to write well-documented, clean Javascript code
• Rock solid at working with third-party dependencies and debugging dependency conflicts
• Understanding of Firebase cloud functions, firestore and offline storage
• Experience with automated testing suites, like (Jest or Mocha)

Role Description

• Make design and technical decisions for AngularJS projects.
• Writing tested and documented JavaScript, HTML and CSS

Duties:-

• Perform product analysis and development tasks of increasingly complex nature which may require extensive research and analysis.
• Writing tested and documented JavaScript, HTML and CSS
• Make design and technical decisions for AngularJS projects.
• Develop application code and unit test in the AngularJS, Rest Web Services and Java technologies for the Application Development Center.
• Ensuring high performance

AngularJS Developer requirements and qualifications

• 2-6 years Experience with AngularJS
• Strong expertise with HTML, CSS, and writing cross-browser compatible code.
• Good understanding of AJAX and JavaScript Dom manipulation Techniques
• Experience with RESTful services
• Experience in JavaScript build tools like grunt or gulp
• Expert in any one of the modern JavaScript MV-VM/MVC frameworks (AngularJS, JQuery, NodeJS, GruntJS)
• Familiar with testing frameworks
• Test runner framework
• Hand on and implements complex AngularJS applications, directives, controllers, services
• Critical thinker and problem-solving skills
• Team player
• Good time-management skills
• Great interpersonal and communication skills

As a member of the founding engineering team at Kombai, you'd work directly with the CTO and CEO to build a global product for the frontend dev teams from scratch. Together, we'd have a crack at several hard, high-impact problems - often involving challenges across product, engineering, and research areas.

Desired Qualifications & Skillset

For all positions of our early engineering team we are looking for people who:

• Are fully hands-on with latest JS development
• Are good frontend and web application architects
• Are quick and agile
• Have a good learning, problem solving and logical aptitude
• Have a mindset to commit for 3-4 years

In addition to the above, the candidates for Senior Product Engineer should also have:

• Thorough understanding of good Frontend engineering & architecture practices. In our experience, this usually comes from working in an excellent frontend team with an excellent architect, on a complex applications
• Experience: 3-6 years

Position Details:  

Client Domain:  Online Real estate platform 

Job Title: MTS/ SMTS

Location: Gurugram/ Remote

Duration: Full Time

MTS/ SMTS (Sr/ Software Development Engineer- JavaScript, React, Redux, React Router, GraphQL HTML and CSS).

Would you like to be using your Software Development skills to help revolutionise India's leading online real estate platform? You could be working alongside a highly intelligent and passionate team within a fantastic working environment where you'll be able to enjoy perks including salaries, benefits, work-life balance, management, job security etc.

Successful software houses are seeking a MTS/ SMTS to work on their intelligent technology platform that possess vast experience and knowledge of real estate in India. You'll be part of, architecting and building parts of the microservices platform, whilst building features into the front end products utilising JavaScript, ReactJS, Redux, GraphQL, HTML and CSS.

About Us:

Specialties:- Real Estate Advisory, Loan Advisory, Data Labs: Advanced Real Estate Analytics, and PropGuide- Real Estate Simplified

Responsibilities:

• Architect, design, and implement efficient and reusable front-end systems that drive complex workflows for the Security infrastructure platforms with a strong sense of ownership
• Develop intuitive user interface mockups and wireframes
• Contribute to the analysis of functional requirements
• Contribute to the evolution of the UI platforms while adhering to Agile practices
• Assist in defining user interfaces and software architectures, collaborate with backend leads to establish workflows and APIs
• 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

Skills:

• Strong hand-on experience on Core and Object-Oriented JavaScript.
• Hand-On experience with React.js workflows (such as Redux, Flux etc).
• Thorough understanding of React.js and its core principles
• Experience with GraphQL is required
• Previous experience building scalable, distributed web applications
• Proven and demonstrable track record of being an elite performer in your current and past roles
• Elite UI programming skills including JavaScript, React, Redux, HTML, CSS, and cross-browser development
• Excellent understanding of accessibility, usability and visual design principles
• Strong experience in XML, DOM, JSON, AJAX, and other W3C standards
• M.Sc/M.Eng in Computer Science/Engineering or B.A/B.Sc. in same disciplines with the equivalent years of experience

Industry preference:

Preferably candidates from Internet/ e-commerce/ Product-based organization/ Service-based Organization