Tech Lead - Frontend

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.

• Use markup languages like HTML to create user-friendly web pages
• Maintain and improve website
• Optimize applications for maximum speed
• Design mobile-based features
• Collaborate with back-end developers and web designers to improve usability
• Get feedback from, and build solutions for, users and customers
• Write functional requirement documents and guides
• Create quality mockups and prototypes
• Help back-end developers with coding and troubleshooting
• Ensure high quality graphic standards and brand consistency
• Stay up-to-date on emerging technologies

• Proven work experience as a Front-end developer
• Hands on experience with markup languages
• Experience with JavaScript, CSS and jQuery
• Familiarity with browser testing and debugging
• In-depth understanding of the entire web development process (design, development and deployment)
• Understanding of layout aesthetics
• Knowledge of SEO principles
• Familiarity with software like Adobe Suite, Photoshop and content management systems
• An ability to perform well in a fast-paced environment
• Excellent analytical and multitasking skills
• BSc degree in Computer Science or relevant field

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.,

Location: Bangalore, Delhi, Gurgaon

Function: Software Engineering → Frontend Development

Requirements:

• 2-5 years of experience in building large complex and performant web applications using JavaScript, HTML, and CSS across multiple browsers.
• Strong Object Oriented JavaScript fundamentals.
• Experience in java script frameworks such as React and a good understanding of the basics of these frameworks and their life cycles.
• Deep understanding of various deployment strategies and their pros and cons.
• Understanding of Docker.
• SSR experience is a must.
• You should have enough understanding of SEO principles.
• Experience of working with React Hooks desirable.
• Experience with popular React.js workflows (such as Flux or Redux).
• Familiarity with newer specifications of ECMAScript (ES6 ES7).
• Experience with server-side rendering using nextjs, express, hapi etc.
• Hands-on experience with any unit testing framework (mocha/chai, jest etc).
• Deeper understanding of Chrome Dev Tools.
• Should understand nuances of the timeline for perf monitoring.
• Deeper knowledge of UI optimizations and performance.
• Deeper understanding of network layer, HTTP, HTTPS, cookies, local storage.
• Understanding of JavaScript Design patterns and ability to use them in applicable scenarios.
• Good understanding of data structures and algorithms and their space and time complexities.
• Strong in open source technologies, agile development.
• Excellent communication skills, good visual design sense, in-depth experience in developing web-based applications.
• Familiarity with code versioning tools such as Git, SVN, and Mercurial.

Web Development Interview:

• Technical Round 1 JS + Web fundamentals + React (Based on Experience)
• Technical Round 2 React JS - Problem solving (Machine coding round)
• Technical Round 3 Technical evaluation/Team fitment
• HR Round