Frontend Developer

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.

• Experience Level: Min 2+ years

• JavaScript and react.

• RESTful API’s, basic HTTP knowledge, GET/POST.

• Experience using technologies like React, Redux, TypeScript, modern CSS frameworks and web pack.

• Good Communication Skills

• Strong in Vue.js or React.js, HTML, HTML5, DOM(Document Object Model) concepts
•  Must know Nuxt.JS a Vue Framework.
• CSS3, SASS, SCSS, Bootstrap 4, Webpack, Box Modelling, Grid System
• Responsive Design, Cross browser/device development
• Strong knowledge of JavaScript
• OOJS - Object-oriented JavaScript

-          Strong programming skills in JavaScript

-          Experience with ReactJS

-          Experience with frontend frameworks like bootstrap, Jquery

-          Object Oriented concepts

-          Good knowledge in HTML5, CSS, CSS3

-          Experience in working with RESTful APIS

-          Experience with HTTP, HTTPS and WebSockets

-          Building responsive design

-          Knowledge in version control- Git, Subversion

-          Good problem-solving skills 

• Building Progressive Web App components and features for the companys advanced health-tech platform using React Js, Node Js
• Communicating effectively in a cross-functional product development team and presenting ideas and solutions effectively.

• Designing, building, prototyping, developing and implementing single-page responsive web applications for our cloud platform.
• Involved in decision making for design and technical aspects for modular and component-based architectures.
• Developing application code, services, user interfaces, user experience and unit tests.
• Ensuring high performance and responsive applications with state-of-the-art user experience.
• Experimenting with new technologies and working with integrated web-applications.
• Collaborating and iterating with the Product Managers, UI/UX and Backend teams to define, design, build, extend products and features.

• You have previously worked for a minimum of 3 years in a technical environment contributing as a programmer.
• You have proven expertise in the JavaScript ecosystem and used frameworks like ReactJS, Vue. Preference would be given to reactjs.
• You have exposure to Golang, TypeScript, HTML5, CSS3, JavaScript, jQuery, MySQL and Firebase.
• You must have strong debugging and problem-solving skills.