Fullstack Developer

Job Title: Full Stack Developer – Perpetual Trading

Location: Remote

Experience: 3+ Years

Employment Type: Full-Time

About the Company

We are a next-generation cryptocurrency exchange focused on building innovative and secure trading experiences for digital assets and derivatives. With a strong emphasis on perpetual trading and real-time market execution, we aim to redefine how traders interact with crypto markets — combining transparency, performance, and user-centric design.

Role Overview

We are seeking a Full Stack Developer experienced in perpetual trading platforms and Web3 ecosystems. The ideal candidate should have hands-on experience working with both frontend (React/Next.js) and backend (Node.js/Nest.js) systems and integrating decentralized perpetual trading APIs such as GMX, Hyperliquid, or similar. You will build end-to-end high-performance trading modules, ensuring low-latency execution, real-time data sync, and seamless user interaction.

Key Responsibilities

• Design, develop, and maintain full-stack trading modules and dashboards for perpetual and derivatives trading.
• Integrate decentralized perpetual trading APIs (GMX, Hyperliquid, Drift, etc.) and Web3 wallets (MetaMask, WalletConnect).
• Implement real-time order books, market data feeds, and trade execution flows using REST and WebSocket APIs.
• Build scalable backend services using Node.js / Nest.js / Express and connect them to the frontend.
• Manage database operations for user data, trade history, and performance analytics.
• Collaborate with UI/UX, blockchain, and DevOps teams to deliver high-performance trading experiences.
• Optimize both frontend and backend for speed, security, and low latency.
• Write clean, maintainable, and modular code following modern development practices and standards.

Required Skills & Experience

• 3+ years of experience as a Full Stack Developer, preferably in crypto, DeFi, or trading platforms.
• Strong proficiency in React.js / Next.js, Node.js / Nest.js / Express, and TypeScript / JavaScript (ES6+).
• Proven experience integrating perpetual trading or DeFi APIs (GMX, Hyperliquid, Drift, etc.).
• Experience with WebSockets for live order books and trade updates.
• Understanding of Perpetual Trading, Futures, and DeFi trading mechanics.
• Hands-on experience with Web3 libraries (ethers.js, web3.js) for wallet and smart contract integration.
• Strong understanding of RESTful APIs, microservices, and database management (PostgreSQL, MongoDB, or similar).
• Familiarity with security best practices, API rate limiting, and user authentication (JWT/OAuth).

• Working with designers to implement visual designs and user interfaces.
• Creating and optimizing website layouts and navigation.
• Integrating graphics, audio, and video content.

Website Maintenance:

• Monitoring website performance and troubleshooting issues.
• Performing website updates and maintenance.
• Ensuring website security and data protection.

Collaboration:

• Working closely with designers, content creators, and other team members.
• Communicating effectively with clients or stakeholders.
• Participating in project planning and development meetings.

Technical Proficiency:

• Staying up-to-date with emerging web technologies and trends.
• Using version control systems (e.g., Git).
• Understanding of server-side technologies and database management.
• Understanding of SEO principles.

• 1+ years of experience with development framework such as Tulip, PTC, etc.
• Understanding of the following concepts: relational data models, object-oriented programming concepts, event-driven programming concepts, source control, code repository, or version control concepts, coding standards, patterns, and best practices.
• General knowledge of business systems and processes
• Eagerness to consistently meet and exceed goals and objectives

About the role(s):

Software development and platform engineering has driven our success and growth of our platform & data businesses. We are now looking for more developers to join our team and help us build the best financial inclusion platform in the world. You'll be an integral part of product development team working collaboratively with cross functional team of business heads, product managers, credit risk experts, data scientists and technologists to iteratively design and build fintech products. You'll be constantly be challenged and you'll have the freedom to discover and advocate new technologies. 

Requirements:

We are looking for people who are truly full stack, and are as comfortable working on javascript front end as they are debugging database interactions, or improving their CloudFormation templates. While we are open to any degree and colleges, we are look for people who prides in being a coder and have demonstrable (3+ years) experience in software development. In particular we look for people who can:

• Code backend services, ideally using Node.js or Java, or other server side compiled language.
• Design and develop Rest API with integrations to lots of external systems. Experience of GraphQL is an advantage
• Develop modern and secure web front ends, ideally using React, Express and Redux.
• Interface with No-SQL/ MongoDB or SQL based data bases (PortgresSQL).
• Deploy their code into the cloud and support it there, ideally on AWS and GitHub. Experience with kubernetes and serverless is an advantage.
• Deliver in agile manner while coding cleanly, automating testing and clean coding, simple solutions, automated testing and continuous deployment.
• Takes ownership of a feature from the original idea through to live.

Attractive salary compensation including employee stock options, 10% time free to pursue own project, paid training and education support.

We truly practice flexible time with focus on output and core hours for team collaboration. While we are mostly working remotely at Fundfina and are open to applications across India, we will prefer that you are open to commuting to Mumbai or Bangalore or Delhi offices when required.

By submitting your application, you agree that Fundfina may collect your personal data for recruitment purposes. 

DigiXHub is one of the well known Blockchain Application Development Company in USA & India that provides solutions such as Blockchain Development(Public, private, Consortium Blockchain), Cryptocurrency Exchanges, ICO & ICO Marketing Services, Cryptocurrency Wallet Development, Smart contract Development etc.

For more details, please log on to http://www.DigiXhub.com" target="_blank">www.DigiXhub.com.

Work Location: Remote

Work Experience : 2 to 7 years

 
Required Skill set : ReactJs, NodeJS

Immediate Joiner Preferred.

We are looking for a Full Stack Developer (MERN Stack). Passionate about programming end to end, i.e both frontend and backend modules and applications. Open and keen to learn new technologies.

Job Description

• Develop interactive, user-friendly applications using the latest frameworks
• Translate designs and wire-frames into high quality and responsive screens
• Developing Front-End and Back-end Web Application
• Creating servers and databases for functionality
• API design, creation and integrations
• Staying abreast of developments in web applications, app development and programming languages

Desired Candidate Profile

• Must have strong knowledge of Object-Oriented JavaScript
• Experience building applications in React and Node.js
• Design, modify, develop, test and implement flawless and clean code
• Experience with MongoDB and MYSQL
• Good knowledge of coding standards, design patterns and unit testing.
• Experience in API design and development
• Expertise in building secure, scalable & reliable systems
• Understanding of libraries like Next.js, Jquery, Adonis.js(optional)
• Good knowledge of CSS and HTML
• Experience working with GIT
• Experience with RESTful APIs

What we're looking for

• An experienced Software Engineer with a love for Web products
• demonstrated ability to contribute individually as well as in a team.
  If you love spending time on Hackernews/Github and love experimenting with latest technologies, this might be the role for you.

Responsibilities

• Own the development of product features end-to-end including scoping, architecting, coding, testing, and rolling out features
• Work closely with PMs, designers, and other engineers to ideate solutions to user problems
• Become an expert in your product area and our tech stack Make improvements to developer productivity through process / code improvements and mentorship
• Work in a distributed team

• 2+ years of experience designing and building complex JavaScript web based software systems
• Demonstrable Full Stack development experience with Angular or React and Node.JS in Typescript.
• Knowledge of multiple modern computer languages and frameworks with an understanding of using the right technology for the right purpose
• Experience with remote development teams working on the same platform
• Experience with writing testable code and driven by best practices Agile development process knowledge/experience
• Bachelor’s degree in Computer Science or related field

Full Stack Python Engineer at Silicon Valley AI Startup

• Participate with the senior developer in the entire application lifecycle, designing, coding, testing, debugging to deployment.
• Implementing designs and coordinating the frontend development and required backend for it.
• Work on back-end development tasks and designing the architecture for the same.
• Efficient usage of database technologies such as MySQL, MongoDB, ElasticSearch, Redis etc. as part of the dev work.
• Perform research and find opportunities to utilise web development best practices, form guidelines to improve system productivity, and work on scaling and monitoring.
• Work with cross-functional teams to maintain and make sure the product should be scalable, maintainable and secure.
• Coordinate with multiple junior team members for the development of the tasks & projects.

• Bachelor's degree in Computer Science or related field.
• 3+ years of experience working as a Full-stack developer or Backend but knows Frontend technology.
• Proficiency in Javascript Frameworks like React and thorough knowledge in CSS skills is an added advantage.
• Built an application from scratch earlier.
• Strong fundamental knowledge of any backend language such as Python, Java etc.
• Experience with Backend Web development.
• Strong computer science fundamentals.
• The ability to own end to end responsibility - right from the requirement to release.
• Willingness and enthusiasm drive to learn new technologies.
• The ability to pick the right tools for the job.
• Desire and ability to play different roles as necessary.

• Developing user interface components and implementing them following well-known React.js workflow.
• Architect the application out in clean MVC kind of architectures in ReactNative for Android/iOS app development.
• Developing APIs with MVC frameworks in Java / Python.
• Designing and building REST APIs.
• Building on and maintaining services on cloud platforms.
• Build reusable code and libraries for future use.

• Self-motivated, team player, action-and-results oriented.
• Well organised, good communication and reporting skills.
• Ability to successfully work under tight project deadlines.

You are required to possess good knowledge of PHP and experience in Laravel repository.

Responsibilities and Duties:

• Work alongside a broader team with a focus on Design, UX, Optimization, Back End processes, DevOps Efficiency with the goal of delivering high-quality projects using the latest tech stack.
• A keen eye for detail, along with a passion to deliver quality, customer-focused solutions is absolutely essential.
• Championing Web Development: You will be responsible for handling web development from ideation to production.
• Collaboration with product manager and other developers, owning a large part of the process from problem understanding to shipping the solution.
• Contribute best-in-class programming skills to develop highly innovative, consumer-facing web products.

Key Skills:

PHP MVC Framework Laravel, API Integration and Development, HTML5, CSS3, JavaScript, Version Control Systems, Repository Management, Basic understanding to work on AWS 

Required Experience and Qualifications:

Desired Profile:

• Great skills in PHP MVC framework Laravel.
• Extensive Experience in API integration and development is required.
• Experience in HTML5, CSS3, and JavaScript is required.
• Experienced with version control systems and repository management.
• Experience working and configuring AWS is a huge plus. but a basic understanding to work on AWS is required.
• Passionate about writing clean, efficient, and maintainable code.
• Strong analytical and debugging skills and experience building consumer systems at scale.