Frontend React js Developer

Key Responsibilities

• Develop and implement user-centric features on web platforms to enhance overall experience and usability.
• Collaborate with designers, backend engineers, and product teams to deliver cohesive and scalable products.
• Solve diverse technical and integration challenges by building efficient solutions that connect with automation systems.
• Apply best practices to create reusable, testable, and maintainable components and frameworks.
• Optimize application performance and ensure responsive and adaptive design across multiple devices and browsers.

Qualifications

• Strong understanding of modern front-end development frameworks and architecture.
• Hands-on experience building interactive, high-performance web applications.
• Proficiency with:
• React, Redux, html, css, javascript
• Build tools like Vite, CSS preprocessors such as Less/Sass
• Solid grasp of UI/UX principles, responsive design, and accessibility standards.
• Experience integrating front-end solutions with REST APIs or automation systems is a plus.
• Strong problem-solving skills and a collaborative mindset.

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.

We are seeking an experienced Senior Shopify Developer to join our dynamic team. The ideal candidate will have a strong background in Shopify development, with a focus on creating custom solutions and apps to enhance e-commerce experiences. As a Senior Shopify Developer, you will be responsible for leading projects, collaborating with cross-functional teams, and driving innovation in our e-commerce platform.

Key Responsibilities:

• Design, develop, and maintain Shopify-based websites, ensuring high performance, responsiveness, and scalability.
• Lead the development of custom Shopify themes, apps, and integrations to meet business requirements.
• Collaborate with designers and stakeholders to translate business goals into technical solutions.
• Optimize website performance and user experience through continuous testing and refinement.
• Stay updated on the latest Shopify trends, tools, and best practices to incorporate into projects.
• Provide technical guidance and mentorship to junior developers, fostering their growth and development.
• Troubleshoot and resolve issues related to Shopify configuration, functionality, and third-party integrations.

Requirements:

• Minimum of 3 years of experience in Shopify development, with a strong portfolio showcasing custom Shopify themes and apps.
• Expertise in Shopify Liquid programming language and Shopify APIs.
• Proficiency in front-end technologies such as HTML, CSS, JavaScript, and React.js.
• Experience with version control systems such as Git.
• Strong understanding of e-commerce best practices and principles.
• Excellent problem-solving skills and attention to detail.
• Ability to work collaboratively in a fast-paced environment and manage multiple projects simultaneously.
• Strong communication skills, with the ability to effectively communicate technical concepts to non-technical stakeholders.

About the role

We are looking for experienced developers, who have the aspirations and appetite in working in a start-up environment, and with relevant industry experience to make a significant contribution to our Digilytics^TM platform and solutions. 

Responsibilities

• Implementing High quality applications using front end technologies like Angular JS or Angular latest versions.
• Wherever possible take part in backend implementation.
• Suggest better and suitable alternative technologies and frameworks.
• Interacting with clients and gathering and documenting business requirements and solution designs to a high degree
• Recruiting and managing other personnel as relevant and achieving a high performance for self and the team
• Ensuring that clients are satisfied and do not have any negative feedback about the Company and the Executives provision of services
• Understand the Digilytics^TM vision and help in creating and maintaining a development roadmap
• Contribute to product development team and deliver product releases in a timely manner
• Ensure the quality of the product delivered
• Develop client-specific solutions using the product
• Liaise with multiple stakeholders and coordinate with our onshore and offshore entities

Expected and Desired Skills

• Strong programming skills and deep understanding of technical delivery
• Excellent understanding of analytical techniques and technology landscape
• Excellent problem-solving skills
• Good interpersonal skills and the ability to communicate ideas clearly at all levels
• Ability to work in unfamiliar business areas and to use your skills to create solutions
• Flexible approach to working environment and hours to meet the needs of the business and clients

Experience

• A start up mind set with proven experience working in both smaller and larger organisations having multicultural exposure
• Between 3-4 years of experience working closely with the relevant technologies, and developing world-class software and solutions

Education Background

• A Bachelors degree, or equivalent, preferably in Software Engineering and Computer Science

IRIS Business Services Ltd is looking for a Senior Front-end Angular Developer who is passionate about design and programming to work in an exciting space of tax technology. Responsibilities include implementing visual elements and their behaviours with user interactions. You will work with both front-end and back-end web developers to build all client-side logic. You will also be bridging the gap between the visual elements and the server-side infrastructure, taking an active role on both sides, and defining how the application looks and functions.

Requirements:

• 2+ years working in front-end web development
• Front end technologies: Angular.js (1.x), Angular (4-12), HTML5, CSS3, jQuery, Ajax, Bootstrap
• Excellent Javascript knowledge and programming experience with ES5/ES6
• Solid understanding and development experience in Angular
• Experience consuming REST APIs
• Experience with client-side architecture and design patterns
• Awareness of cross-browser compatibility issues and client-side performance considerations
• Solid understanding and extensive experience with version control tools like Git, SVN or Mercurial
• Exceptional problem solving and ability to work independently
• Exceptional learning skills
• Fluency in both oral and written English

Responsibilities:

• Implementing the front-end logic that defines the behavior of the visual elements of a web application.
• Actively involved throughout the project lifecycle, often times starting with rapid prototypes early in the design phase
• Writing clean, production-ready code, which will be integrated with the backend/APIs
• Will be supported by back-end web developers, who are responsible for server-side application logic
• Will be supported by front end designer who specialize in markup and styling

1. CSS frameworks - bootstrap, Material JS, etc
2. Javascript, Jquery,
3. HTML, HTML5
4. Wordpress
5. Elementor

*Only Immediate Joiners


DESCRIPTION
We are looking for a great Frontend developer who is proficient with React.js. Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux). You will ensure that these components and the overall application are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important.

RESPONSIBILITIES

• 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

REQUIREMENTS

• 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)
• Familiarity with newer specifications of EcmaScript
• Familiarity with RESTful APIs and sockets
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
• Ability to understand business requirements and translate them into technical requirements
• A knack for benchmarking and optimization
• Familiarity with code versioning tools
• Experience with PWAs and React Native is a huge plus