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.

Role and Responsibilities

• Collaborate with multiple partners of project and act as a bridge between technical and business team
• Expertise with development along with having an ability to have team-members driven
• Identify and address technical problems and propose creative solution that would bring value to projects
• Work closely with Program manager, UX and Business teams on Estimation, timelines and delivery risks and issues
• Facilitate and drive technical discussion on requirement and change requests
• Identify delivery slippage and mitigate technical risks to avoid slippage
• Be competent in designing architecture design documents and diagrams

• Minimum 8 years of UI experience.
• Having built complex (not Proof of Concepts) solutions on both React and Angular applications. Not familiarity but expertise is what is being looked for in both
• Build applications using HTML5, using JavaScript frameworks such as React.JS, Angular, Vue.js, CSS 3
• Having experience of Technology shift and migration
• Create/build real-time systems with high concurrency
• Having Awareness and experience of atomic design concepts, reusable elements, Progressive Web Apps, CDNs
• Build reusable UI components, ensuring that UI code base is scalable and maintainable
• Build UI component libraries to be used across the organization
• Driving code reviews effectively

• Relationship building with business and customers
• Active listening, negotiation, problem solving
• Team building

We are looking for a Front-End Web Developer who is motivated to combine the art of design with the art of programming. Responsibilities will include translation of the UI/UX design wireframes to actual code that will produce visual elements of the application. You will work with the UI/UX designer and bridge the gap between graphical design and technical implementation, taking an active role on both sides and defining how the application looks as well as how it works.

• Develop new user-facing features
• Build reusable code and libraries for future use
• Ensure the technical feasibility of UI/UX designs
• Optimize application for maximum speed and scalability
• Assure that all user input is validated before submitting to back-end
• Collaborate with other team members and stakeholders

• Proficient understanding of web markup, including HTML5, CSS3
• Basic understanding of server-side CSS pre-processing platforms, such as LESS and SASS
• Proficient understanding of client-side scripting and JavaScript frameworks, including jQuery

• Good understanding of React JS, Redux, Styled Components.
  
• Good understanding of asynchronous request handling, partial page updates, and AJAX
• Basic knowledge of image authoring tools, to be able to crop, resize, or perform small adjustments on an image. Familiarity with tools such as as Gimp or Photoshop is a plus.

POSITION SUMMARY:

The primary responsibility of this position is to work under prototype team, to develop/maintenance the current system.

KEY RESPONSIBILITIES AND DUTIES:

• Develop new components
• Maintenance of existing components
• Design and Documentation of the newly created job
• Attend and resolve JIRA tickets
• Design & development of screens as per requirments

QUALIFICATION

• Hands on technical resource.
• 3 – 6 years’ experience.
• Mandatory Skills:
  • lit-element/lit-html+Angular2+//React/Vue/Stencil(Experience in at least 1 of these frameworks is must)
  • HTML, HTML5, CSS, CSS3
  • JavaScript, OOPS JavaScript, jQuery
  • SQL, MySQL, database
• Optional:
  • js

We are hiring for mid-senior level frontend angular developers.

Requirement:

- Minimum 1-year experience in building web apps.

- Minimum 1-year experience with Angular.

- Extensive knowledge about Angular 7+

- Know about angular services, components, and directives and it's lifecycle.

- Proficient in logic building and playing with data structures.

- Flexible to learn and/or execute a project with other frameworks i.e. Vue or React.

- Writing flexible and reusable components

- Complete knowledge about Rest API's and integration

- Creating type-safe models for API calls.

Job Type: Full-time

Key Responsibilities:

• Participate in full project life cycle (including requirement analysis, system design, development, and support if required).
• Partner with Project Managers, Business Analysts, and other developers to plan project work by providing estimates, risk analysis, technical options.
• Support and work collaboratively with teams across areas of design, development, quality assurance, and operations.
• Help define the vision for a product, identify dead ends and routes with untapped potential.
• Attend meetings to discuss and demonstrate solutions at both a technical and business level.

Required Skills

• 5+ years of web application development experience using at least one of the following: Javascript, Web Components, Angular, Polymer, ReactJS, Redux, LitElement, Svelte, VueJS, or knockout.js. Web Components is used and preferred.
• Experience with SPA (Single Page Application) design and implementation
• Experience with HTML5/CSS3/JavaScript/ and AJAX
• Experience working with a variety of APIs and RESTful interfaces
• Experience with performance optimization
• Experience integrating security best practices into the SDLC
• Experience with Git
• 1+ years of Agile development experience
• Experience manipulating and working with data in a variety of forms: csv, xml, json, structured and unstructured
• Intellectual curiosity and drive; self-starters will thrive in this position
• Passion for Technology: excitement for new technology, bleeding edge applications, and a positive attitude towards solving real world challenges

Desirable Skills

• SQL experience. PostGreSQL a plus.
• Knowledge of AWS or other cloud environments is a plus.
• Knowledge JIRA, Bamboo, Confluence, or BitBucket a plus.
• Experience with CI/CD is a plus.
• Experience working with databases and web applications in analytics, reporting or Business Intelligence is a plus.

Requirement::

• Be an individual contributor to the team, work on sprint tasks related to Front End Development

• Develop features as per requirements and design, own the feature developments till production

• Interact with backend team on finalizing the APIs and work on integrating them

• Never miss to write unit tests and keep the coverage healthy

• Take the lead to maintain re-factor and if necessary, throw away legacy frontend code

• Review other's code and get your code reviewed as well

• Plan the code and approach first then start writing the code

• Taking pride in the work you have accomplished and showing it to the customer

• Stepping out of your comfort zone at times

• Avoiding the desire to take shortcuts at times instead maintain the consistency in how we approach solutions to ensure successful outcomes.

• Avoid the temptation to think that a difficult situation will be resolved simply by the passage of time and without the hard work of addressing root causes

Website - https://praxinfo.com/">https://praxinfo.com/