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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.
Responsibilities:
• Design, develop, and maintain user interfaces for the internal product suite.
• Collaborate closely with product managers and backend engineers to understand
requirements, translate them into user-friendly interfaces, and ensure a consistent
user experience across all products.
• Champion the technical feasibility of our UI/UX designs, ensuring seamless user experiences.
• Write clean, maintainable, and well-documented code adhering to best practices and coding standards.
• Conduct unit and integration tests to ensure code quality and functionality.
• Stay up-to-date with the latest UI development trends and technologies.
• Take initiative and ownership of assigned tasks, ensuring they are completed efficiently and to a high standard.
Requirements/Qualifications
• Bachelors in any Computers stream or related fields
• Minimum 1+ years of experience as a UI Developer.
• Proficiency in Javascript,Node.js & any one of (Angular, Nextjs or React.js)
• Experience with unit and integration testing frameworks.
• Excellent communication and collaboration skills.
• Ability to work independently and as part of a team.
• A passion for modern web development practices and a drive to deliver high-quality
work.
• Good to have the Experience with responsive design and cross-browser compatibility.
We're seeking skilled front-end developers tasked with creating user-friendly experiences. Working closely with back-end developers, your focus will be on crafting visually appealing layouts, enhancing user interface/interaction, and optimizing overall user experience.
Key Skills Required:
- Proficiency in HTML, CSS, and JavaScript.
- Experience with modern front-end frameworks such as React, Angular, or Vue.js.
- Collaborative mindset to work seamlessly with back-end developers and cross-functional teams.
- Strong understanding of responsive design principles for various devices and browsers.
- Knowledge of UI/UX best practices and a keen eye for design aesthetics.
- Familiarity with version control systems, such as Git.
- Problem-solving skills and the ability to troubleshoot issues efficiently.
- Awareness of web performance optimization techniques.
- Excellent communication and teamwork abilities.
- Continuous learning mindset to stay updated with the latest industry trends and technologies.
Position Summary
The Management, Orchestration, Visualization and Analytics team is looking for a technically strong UI/UX Engineer who will help develop and enhance the UI features of Manova products and services. Having a background in Cloud services or Network Management is highly valuable.
Responsibilities
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Design user interfaces by creating wireframes and mockups
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Adopt and advocate practices of modern responsive UI designs
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Develop flows using Javascript
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Develop/ enhance UI screens using HTML5, CSS3, React, Angular (or possibly other comparable Javascript technologies)
-
Own both development and test automation for the assigned features
-
Develop test automation for UI code using Cypress, Jest, React Testing Libraries or other technologies
-
Performance tuning of web application with solid knowledge of isolating and debugging a performance problem
-
Implement functional flows on a Micro-frontend architecture
-
Ensure smooth pipeline runs based on Docker, Kubernetes
-
Keep abreast of new front-end technologies and development practices
-
Efficiently communicate/collaborate internally at F5
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Participate in defining new software architectures, products and solutions
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Serve as source of technical expertise to a project team and is a mentor for junior staff members
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Proactively identifying and resolving key technical issues
Qualifications
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10+ years of significant software development and engineering experience.
-
Experience of renovating a legacy application to one based on modern UI principles
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Solid hands-on experience in UI and Javascript technologies such as React/Redux, Angular, Knockout, Backbone, JQuery etc
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Solid experience with HTML5, CSS3, LESS, SASS
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Experience with UI Automation and practices to increase efficiency and accuracy of UI development
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Good familiarity with REST services and data formats such as JSON, XML
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BA/BS in computer science or other engineering disciplines
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Expertise with Continuous Integration and Agile development methodology
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Good communication, presentation skills and ability to work well in a development team
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Strong SW engineering and design skills with an eye for details.
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Passion for learning new technologies, and a track record of doing so.

Years of Experience (minimum & maximum) • 3+ years
What are the organizations that the candidate should have worked for?
(Indicate which criteria are mandatory)
• Must have good understanding of the eCommerce domain in at least one retail segment.
What are the nature and scope of responsibilities the candidate should have handled?
(Indicate which criteria are mandatory)
• Experience converting visual designs to HTML with an acute eye for detail and design fidelity
• Strong understanding of GUI architecture, site navigation and web design principles, and the ability to create and
maintain web pages quickly and efficiently
• Extensive web programming experience including web security, cross browser compatibility, and performance tuning
• Development experience in the area of: Responsive design/development and mobile device applications and
optimized Web sites
• Hands on design & development skills in HTML/XHTML, HTML5, CSS2, CSS3
• Knowledge of W3C standards, Web accessibility
• Hands on experience with Object oriented JavaScript and Design Patterns
• Extensive experience in at least one of the modern frameworks like jQuery / jQueryUI / Angular JS / ExtJS / Ember JS /
Backbone JS / React / TypeScript
Knowledge & Skills (Indicate which criteria are mandatory)
• Strong knowledge of one or more of the following mobile libraries / toolkits - jQuery Mobile, Sencha Touch,
PhoneGap, Bootstrap etc.
• Hands on experience in Oojs(Object oriented javascripts)
• Web Services integration using JSON/XML, REST
• Basic understanding of OOPs concepts
• Social networking: the use of popular Social APIs are a plus
• Exposure to Internet specific issues : e-mail deliverability, SEO, cookies, web sniffers, Firebug, search algorithms
• Familiarity with source control systems
• Well defined knowledge of eCommerce business processes, practices, and applications
• Familiarity and proficiency with current and emerging Digital Commerce platforms and technologies, including Java,
Should be hands-on in working with web technologies including HTML5, CSS3, JavascriptDrupal Developer primarily responsible for back-end/module development.Involve in continuous learning and gain knowledge of the latest technologies
Bachelor’s degree in Computer Science, Information Technology, or a similar field.
Previous experience working as a React.js Developer.
In-depth knowledge of JavaScript, CSS, HTML and front-end languages.
Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
Experience with user interface design.
Knowledge of performance testing frameworks including Mocha and Jest.
Experience with browser-based debugging and performance testing software.
Excellent troubleshooting skills.
Good project management skills.
- Lead the design and implementation of our new web-based user interface for our partner management service
• Work effectively with product management, UX designers and backend engineers
• Commit to deliver high quality, robust, and accessible user interface
• Follow software development best practices including writing unit tests and perform code reviews
• Build reusable components and libraries and optimize for maximum performance
• Provide production deployment support and troubleshooting
What you need to be ready:
- Minimum 3+ years of experience in UI Development
- Thorough understanding of React.js and its core principles with minimum 2 years of experience
- Prior experience in building customer facing web Application
• In-depth knowledge of HTML, Typescript/JavaScript, CSS/Sass, and related frameworks and libraries
• Thorough understanding of React.js and its core principles with minimum 2 years of experience
• Experience in Single Page Application architecture
• Proficient in writing tests using Jest, Mocha or any similar framework
• Strong computer science fundamentals in design, data structures, and problem solving
• Excellent troubleshooting skills
Skills:
- Minimum 5 years of experience as a Front-end Developer
- Responsive/Mobile Design Skills
- Cross-Browser Development
- JavaScript frameworks like NodeJS, ReactJS etc.
- Front End Frameworks like Bootstrap
- Worked on markup languages like HTML, HTML5
- Worked on JavaScript, CSS and jQuery
- Excellent knowledge of browser troubleshooting and debugging practices and techniques
- Knowledge of some SEO principles
- Knowledge of graphics software such as Adobe Suite, Photoshop etc.
- Sense of ownership and pride in your performance and its impact on company’s success
- Critical thinker and problem-solving skills
- Team player
- Good time-management skills
- Good interpersonal and communication skills
To know more about Srijan Technologies, visit the following:
Website: http://www.srijan.net/">http://www.srijan.net/
Twitter: https://twitter.com/Srijan">https://twitter.com/Srijan
LinkedIn: https://www.linkedin.com/company/srijan-technologies-pvt--ltd-">https://www.linkedin.com/company/srijan-technologies-pvt--ltd-
Facebook: https://www.facebook.com/SrijanOne
Description:
Rapyuta Robotics is seeking talented and ambitious individuals with a can-do attitude to help revolutionize robotics. We’re creating a whole new generation of multi-agent aerial and ground-based mobile robotic platforms with access to an inexhaustible supply of data storage & processing capabilities on the cloud. Our units will be capable of working autonomously and collaboratively, learning from their collective experiences and continuously improving upon themselves.
Frontend engineers are an essential part of the engineering team, helping to make the complex functionalities of our platform accessible through intuitive interfaces. As a senior front-end engineer your responsibilities will include but are not limited to:
- Working with product owners, designers, and backend developers to implement browser-based user interfaces to orchestrate and monitor fleets of autonomous machines
- Building reusable code and libraries for future use
- Ensuring the technical feasibility of UI/UX designs and address performance bottlenecks
- Maintaining standards of automated testing, code quality, and engineering best practices
- Manage a team of 3-4 front-end developers in their tasks across the company's project requirements.
Requirements
Must-Have:
- 4+ years of work experience in front-end development.
- Advanced knowledge of JavaScript (ES6), CSS3, HTML5 and browser APIs.
- Advanced knowledge of React.js
- Good knowledge of database technologies: MySQL, PostgreSQL etc and web application security
- Experience with cross-browser compatibility issues, client-side performance considerations and automated testing tools.
- Experience with software testing, specifically unit testing & integration testing.
- Experience managing a team of front-end developers for at least 1 year.
- Experience with code quality, build and debugging tools
Good to Have:
- Basic knowledge of browser engines: Gecko, Webkit, Servo, etc.
- Knowledge in agile development, and continuous integration for the front end.
- Past experience in the robotics domain and visualizations
Benefits
- Competitive salary
- Stock options
- Budget to buy equipment of choice
- An international working environment with exceptionally talented engineers








