Front-End 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.

React Developer at BeyondScale

BeyondScale is a technology company on a mission to democratise AI for small and medium-sized businesses (SMBs). We're building Sitara, an AI-powered ERP suite that simplifies core business processes for the service sector. Imagine a suite of intuitive micro-apps - a pocket CRM, a streamlined POS system, and essential tools - all powered by intelligent automation and a user interface (UI) that fades into the background.

The Opportunity:

We're seeking a talented React Developer to join our growing team and play a crucial role in building the future of AI-powered ERP. You'll be responsible for crafting beautiful, user-friendly interfaces that bring Sitara's intuitive design to life.

What You'll Do:

• Develop and maintain highly interactive and responsive user interfaces (UIs) using ReactJS and its ecosystem.
• Collaborate with designers and engineers to translate UI mockups into clean, maintainable React code.
• Implement state management solutions, component-based design patterns, and utilise hooks effectively.
• Translate UI designs into pixel-perfect CSS, ensuring a seamless user experience across devices.
• Write clean, well-documented code that prioritises maintainability and future growth.
• Actively participate in testing, debugging, and problem-solving to ensure a flawless user experience.
• Utilise Git version control and adhere to modern development workflows for seamless collaboration.
• Prior experience with React Native is a plus.

You're a Great Fit If You:

• Have 1+ years of experience building web applications with ReactJS.
• Possess a strong understanding of core computer science principles like data structures and algorithms.
• Are passionate about creating user-centric interfaces and delivering exceptional UX.
• Thrive in a collaborative environment and enjoy working closely with designers and engineers.
• Have excellent communication and problem-solving skills.
• Are a coding craftsman who prioritises clean, maintainable code.

Why BeyondScale?

• Impact: Be a part of a revolutionary product that empowers service-based businesses to thrive.
• Innovation: Work at the forefront of AI and help shape the future of ERP software.
• Autonomy & Growth: Take ownership of your work, gain access to production systems, and grow alongside the company.
• Ground Floor Opportunity: Join a high-potential startup on the cusp of explosive growth.

We are seeking a talented and experienced Frontend Developer to join our on-site team full time. As a Frontend Developer, you will be responsible for developing user-friendly, responsive and high-performance web applications.

Responsibilities:

• Develop responsive and user-friendly web applications.
• Collaborate with designers and other developers to implement visual designs and user interface elements.
• Optimize web applications for maximum speed and scalability.
• Write clean, maintainable and reusable code.
• Participate in code reviews and ensure code quality.
• Troubleshoot and debug issues as they arise.
• Stay up-to-date with emerging trends and technologies in frontend development.

Requirements:

• 1 year of experience as a Frontend Developer.
• Proficient in HTML, CSS, and JavaScript.
• Familiarity with modern frontend frameworks like React, Nextjs.
• Experience with CSS preprocessors like Sass or LESS.
• Knowledge of responsive web design and cross-browser compatibility.
• Understanding of version control systems like Git.
• Ability to work in a collaborative environment.
• Excellent problem-solving and analytical skills.

If you are a self-starter who is passionate about frontend development and looking for a challenging opportunity, please apply with your resume and a cover letter explaining your experience and why you are the best fit for this role. This is an on-site, full-time position.

Rejolut is one of the award-winning fastest-growing emerging tech company which is working on leading technology like Blockchian, ML & AI, Complex mobile & web apps, IoT etc.

The ideal candidate will be responsible for developing highly scalable and secure code.

Responsibilities:-

-Able to take the Extreme Ownership of modules/product/projects
-Can handle calls with the client & customer to know their feedback
-Build pixel-perfect, buttery smooth UIs across both mobile platforms.

- Maintain product roadmap, release schedules, and architectural standards that ensure alignment with business objectives.

- Manage, Mentor, and coach a team of 6 -9 front-end engineers
- Build fast and efficient next-generation web applications
- Implement new features and optimize existing ones
- Collaborate with Designers to iterate on the design
- Work closely with Backend Engineers to integrate APIs and other services
- Find and address performance issues
- Identify and communicate front-end best practices
- Desire to learn and mentor the new joiners with the latest framework like svelte, vue etc

Desired Candidate Profile:

Culture

- Fast-paced, intellectually stimulating, steep learning, and growth

- Close-knit, hardworking, supportive colleagues

- Challenging work

- Flat organization with no hierarchy

- If you like problem-solving, and love the latest technology, there are very few better places

How we are different 
 -We are a young and dynamic team who are obsessed with solving the business problem at scale -We are a technology agnostic company who focus more on finding the optimal solution to the business problem rather than technology

 Why join us
 -We provide a huge learning curve. Spending 1.5-2 years with us will put you 3 years ahead in the career
-We work only on cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, ELM
-There are two technology Co-founder in the company ho are pretty much hands-on and have earlier built the Consumer application which is downloaded millions of time and are in a leadership position in companies like Samsung, Purplle, Loyalty Rewardz
-Get mentored by the best in the industry
-Flexible working hours
-Perks best in the industry

Mandate Skill - Angular, Unit Testing 

Please note we are looking for immediate joiners

Designation Offered: Engineer CL 2 – I & II (Software Engineer / Lead Engineer)

UI/UX Developer Responsibilities:

• Design, build, and maintain highly reusable Angular, JavaScript, HTML and CSS code.

• Translate user behavior and research into actionable data.

• Design and create mockups and user journeys for a wide range of devices including mobile.

• Rapid development and testing methodology.

• Ability to communicate research and design ideas to the rest of the team and upper management.

• Ability to communicate with the backend to display data in the UI

• Ability to handle graphs of different types, real-time huge data display on the web page

Position Overview

Front-End UI/UX developer with a combined skillset of application design and web programming. Responsibilities will include converting the UI designs to actual code that will produce visual elements of the application. You will be working on the UI/UX technical implementation of the application functionality.

To be successful in this role, you should have very good experience in programming and interaction with the backend. The team develops web applications, and mobile-based applications, which need to display graphs, data and images in real-time. The candidate should able to display huge data efficiently.

Experience:

• A minimum of 4 years of relevant experience in a similar role

Qualification:

• Bachelor of Engineering (BTECH / BE) or Masters (MTECH / MS / MCA ) in Computer Science / Electronics / Information Science from reputed institutions

UI/UX Developer Requirements

• Proficiency with Angular, JSP, HTML, and CSS, bootstrap.

• Knowledge of Adobe Photoshop, Illustrator, Sketch or other Graphics designing tools

• Good understanding of client-side scripting and JavaScript frameworks like jquery, Node.js, React.js, and Durandal framework.

• Proven work experience as a UI/UX developer or similar role.

• Team spirit, and strong communication skills to collaborate with various stakeholders

• Good time-management skills

• Good programming knowledge of design and development of drag and drop activities, graph components and data tables with different options in tables.

Tools

Visual Studio, Adobe Photoshop

Front-end languages:

HTML 5, CSS3, jquery, JavaScript, Angular and bootstrap.

Additional skillset

• Proficient understanding of cross-browser compatibility issues and ways to work around them.

• Good knowledge of version control tools SVN (Check-in, check-out, branching-merging policies), and automated build and release management tools is a plus.

• Strong communication skills (written, verbal), and interpersonal skills to be able to communicate effectively with all levels of staff and external clients.

• Strong analytical and problem-solving skills."

Role

Front-end engineers at AssetSprout work on our products. They include software for Certified Financial Planners, their clients, and also internal admin tools. They work with the founders, product designers, and backend engineers and deliver towards the company’s vision.

Responsibilities

• Develop and own product features end to end in a scalable, secure and maintainable way. The buck stops with you on whatever you own.
• Provide technical solutions through design, architecture and implementation. Wear multiple hats in delivering greenfield projects from concept to production. 
• Work with the product and design team in understanding and shaping the customer experience.
• Establish, advocate and bring your experience on coding styles, best practices, and in scaling the product from MVP to production.
• Iterate fast. Display maturity in prioritizing towards velocity while balancing quality. As a startup, we break or make on how fast we deliver.
• Teach and mentor other front-end engineers. Focus on providing technical expertise and solutions regardless of how long one has been working professionally.

Requirements

• Professional experience working with any of the front-end frameworks such as React, Angular, Vue, Ember etc.
• Solid expert level understanding of Semantic HTML, CSS and JavaScript concepts.
• Have written automated tests with any of the frameworks such as Jest, Mocha, Jasmine, AVA, Karma etc.
• Able to use CI/CD tools such as CircleCI, GitLab, Jenkins etc. and create workflows and pipelines to release to production every other day.
• Good understanding of how a browser parses and renders a web page.
• Understand HTTP requests, Restful APIs and web applications.
• Strong understanding of AWS cloud computing platform and being able to leverage its various services such as CodePipeline, CodeBuild, EKS, ECS etc.

Good-to-haves

• Early or mid-stage startup experience
• Eager to work in a flat organization with no corporate politics
• Positive energy with a get-it-done attitude.
• Worked in a remote environment and high trust and high responsibility role
• Working knowledge of build systems like Gradle, Maven, Bazel, Webpack etc.
• Understand databases, RDMS, and work with SQL

• 5 years professional experience writing full-stack REST-based applications.
• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
• 2-4 years of experience working with reactJS.
• Thorough understanding of the core principles of ReactJS.
• Prior experience with popular React.js workflows (such as Flux or Redux).
• Knowledge of modern authorization mechanisms, such as JSON Web Token.
• Knowledge of Spring Boot, Spring Security, Spring JPA & Hibernate.
• Experience working with SQL and NoSQL databases.
• Adopted opinionated Restful web services design patterns.
• Knowledge of Application containerization technologies, including Dockers, Kubernetes , and cloud-vendor implementations (AWS, Azure, other).
• Ability to pick up and learn new technologies quickly.
• Strong verbal and written communication skills.

FRONTEND ENGINEER

Nimbly is looking for an experienced frontend engineer with a passion for building quality user-facing applications. Join our growing engineering team and help build software that companies love!

What you will do here

• Develop user-facing features for our Mobile and Web applications
• Write reusable code and cover it with comprehensive unit tests and integration tests
• Optimize application design and code for performance and scalability
• Maintain build, test, and deployment automation pipelines
• Review technical feasibility of product features and UX designs and provide feedback
• Analyze product feature requirements with the team and decompose them into small, shippable units of work
• Collaborate cross-team with designers and back-end developers
• Transform design mockups and wireframes into code
• Share your knowledge and build best practices with team members

Frontend Engineer Requirements

• Bachelor’s degree in Computer Science or related field or equivalent work experience
• At least 3-6 years experience developing with ReactJS, ReactNative, preferably with TypeScript
• Excellent analytical skills and a keen eye for detail
• A deep knowledge of various software testing techniques and experience with test automation
• Excellent written and spoken communication skills
• Good organizational skills and a detail-oriented mindset

Our tech stack

We built our web application with ReactJS and our mobile apps with ReactNative, using Redux for front-end state management. Everything is written in TypeScript to take advantage of static typing and the preferred language semantics. We’re using Git (BitBucket) for source control and automated pipelines. Our designers use Figma for wireframing and mockups. We deploy to Google Cloud and use a combination of Google Cloud Functions, App Engine, Firebase, and MongoDB for our back-end.

What we’re looking for

As an ideal candidate, you have substantial previous experience with most of our tech stack and are a highly productive individual with excellent communication skills. You enjoy participating in all aspects of software development from requirements analysis to production deployments. You’re a stickler for good software design, set a high bar for quality, and lead by example in these areas.

Benefits at Nimbly

• Competitive net salary and private insurance
• Remote work with flexible working hours
• Dynamic and fun working environment