Fullstack Developer

Location: Hybrid/ Remote

Openings: 5

Experience: 0 - 2Years

Qualification: Bachelor’s or Master’s in Computer Science or a related technical field

Key Responsibilities:

Backend Development & APIs

• Build microservices that provide REST APIs to power web frontends.
• Design clean, reusable, and scalable backend code meeting enterprise security standards.
• Conceptualize and implement optimized data storage solutions for high-performance systems.

Deployment & Cloud

• Deploy microservices using a common deployment framework on AWS and GCP.
• Inspect and optimize server code for speed, security, and scalability.

Frontend Integration

• Work on modern front-end frameworks to ensure seamless integration with back-end services.
• Develop reusable libraries for both frontend and backend codebases.

AI Awareness (Preferred)

• Understand how AI/ML or Generative AI can enhance enterprise software workflows.
• Collaborate with AI specialists to integrate AI-driven features where applicable.

Quality & Collaboration

• Participate in code reviews to maintain high code quality.
• Collaborate with teams using Agile/Scrum methodologies for rapid and structured delivery.

Required Skills:

• Proficiency in JavaScript (ES6+), Webpack, Mocha, Jest
• Experience with recent frontend frameworks – React.js, Redux.js, Node.js (or similar)
• Deep understanding of HTML5, CSS3, SASS/LESS, and Content Management Systems
• Ability to design and implement RESTful APIs and understand their impact on client-side applications
• Familiarity with cloud platforms (AWS, Azure, or GCP) – deployment, storage, and scalability
• Experience working with Agile and Scrum methodologies
• Strong backend expertise in Java, J2EE, Spring Boot is a plus but not mandatory

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).

Role Overview

We are looking for a highly skilled Full Stack Software Developer with expertise in Node.js, TypeScript, React, and JavaScript. The ideal candidate will have strong experience in Object-Oriented Programming (OOP), software engineering methodologies, and Agile practices. You should be comfortable working in a fast-paced, continuous deployment environment and have a passion for building scalable, high-performance applications.

Key Responsibilities

• Test-Driven Development (TDD): Write tests before implementation to ensure code quality.
• Clean & Maintainable Code: Develop self-explanatory, efficient, and well-structured code.
• Frequent Releases: Deploy small, incremental updates frequently.
• Pair Programming: Work collaboratively in pairs to improve efficiency and code quality.
• Peer Reviews: Conduct and participate in code reviews for continuous improvement.
• Full-Stack Development: Handle both frontend and backend, including infrastructure and DevOps pipelines.
• Product Development: Collaborate closely with the product team to roll out new features and fixes.
• Continuous Learning: Stay updated with the latest technologies and best practices.

Required Skills & Experience

• Strong proficiency in:
• Node.js, TypeScript, React, and JavaScript
• Object-Oriented Programming in JavaScript
• Data structures, algorithms, and software engineering methodologies
• Experience in Agile & Extreme Programming (XP)

• Familiarity with:
• Web server ecosystems
• Relational DBMS
• CI/CD tools such as Jenkins, Hudson, and Bamboo
• Web frameworks and frontend technologies
• Complexity analysis and performance optimization
• Server configuration and deployment infrastructure

• Experience using:
• Source control and bug tracking systems
• Writing user stories and technical documentation
• Bonus: Experience with Swift or iOS development is a plus.

Job Requirements

• Experience in ReactJS and its main fundamentals like JSX, Virtual DOM, component lifecycle, etc.
• Strong proficiency in JavaScript, object model, DOM manipulation and event handlers, data structures, algorithms, JSX, and Babel.
• Experience with browser-based debugging and performance testing software.
• Good understanding of HTML, CSS, ES6.
• Knowledge of Unit testing frameworks..

Job Responsibilities

• Design, build and maintain software applications.
• Write well-designed, testable, efficient code by using best software development practices.

Role :

We are building one of the world's best tech platforms for online giving, where we provide opportunities for people to donate to any cause, non-profit or geography that they care about, in the most simple, personalized and effective manner. We scale our impact on the lives of millions of underprivileged people every year through our workplace giving, subscription giving and crowdfunding products.

At Give, we are looking for top-talent for our engineering team - software engineers who want to solve complex problems, continually learn, and most importantly, make a real impact in the lives of others.

Responsibilities :

- Work alongside product to understand our requirements, and design, develop and iterate

- Think through complex architecture to build robust and scalable solutions

- Build well-abstracted modules and services

- Provide design reviews for other engineers, including feedback on architecture and design issues, as well as integration, performance and scalability

- Follow scrum methodology to iterate and deploy fast

- Mentor other team members and colleagues

- Contribute to documentation, process and procedures

Requirements :

- 7+ years of experience

- Expertise in various Javascript frameworks/libraries including, but not limited to NodeJS and React.js

- Advanced knowledge of JavaScript

- Understanding of the fundamental principles of asynchronous code

-The ability to write efficient, scalable, reusable code

- The ability to conceptualize, diagnose, architect, iterate and build systems, sub-systems and services that are complex and enterprise scale

- Advanced knowledge and experience in web and server-side technologies

- Experience in both NoSQL and relational databases (MongoDB, PostgreSQL or similar databases) and an advanced understanding of data modeling

- Experience in one or more OO language like Python/Flask (preferable), Java, Ruby, etc.

- Identity Management and Security (SSL protocols, data encryption, user authentication, authorization services)

- Expertise in Git

- The ability to work across all software platforms at a high level - frontend and backend, server management, CI/CD, administrate third party tools/services/integrations

- An advanced understanding of open source libraries/frameworks and integration with third party

- APIs - with a focus on Payments, Notifications and Analytics

- Advanced knowledge of client/server-side caching mechanisms across multiple layers

- Proven track record of technical leadership, software delivery, ownership and mentorship

- Superb understanding of scalable computing systems, software architecture, data structures and algorithms

- Deep understanding of service-oriented and microservice architectures

- Expertise in AWS and its related services (EC2, S3, RDS, Route53, Elastic Beanstalk and more) or an equivalent cloud provider, Linux and shell scripting

- Knowledge of Nginx, Docker, gunicorn is a plus

- The ability and the experience to proactively account for the edge cases rather than diagnosing them after the fact

• Join the product research team to develop the leading Geodata and GeoAI platform in Hong Kong
• Be part of the product team to develop web front-end interface with a focus of data and AI application
• Develop automated software in Arical data and AI pipeline
• On job training for rapid product development cycle
• Will have to deliver reliable and maintainable code
• Use analytical skills effectively for hands on problem solving
• Translate UI/UX design wireframes to actual code
• Work with UI/UX designer

• Degree or above in Computer Science, Information Systems, or related fields
• Coursework in programming, data science, machine learning, AI and databases
• Strong organizational and project management skills
• Proficiency with client-side scripting and database technology

• Knowledge of one or more system programming languages (Python, C++, Java, etc)
• Knowledge of MongoDB and other NoSQL data stores such as Redis
• Proficiency with HTML, CSS, JavaScript, cross-browser optimization
• Proficiency with one or more front-end web development framework (Bootstrap, Angular, React)
• Knowledge of one or more web-scripting languages (PHP, Rudy, Node.js etc)
• Knowledge of web-scraping library (Beautiful Soup, web driver etc)
• Knowledge of API packaging and Docker deployment
• Knowledge of app development
• Knowledge of UI/UX design

• Work from home

Graphene is an award-winning AI company, developing customized insights and data solutions for corporate clients. With a focus on healthcare, consumer goods and financial services, our proprietary AI platform is disrupting market research with an approach that allows us to get into the mind of customers to a degree unprecedented in traditional market research.

Graphene was founded by corporate leaders from Microsoft and P&G and works closely with the Singapore Government & universities in creating cutting edge technology. We are gaining traction with many Fortune 500 companies globally.

Graphene has a 6-year track record of delivering financially sustainable growth and is one of the few start-ups which are self-funded, yet profitable and debt free.

We already have a strong bench strength of leaders in place. Now, we are looking to groom more talents for our expansion into the US. Join us and take both our growths to the next level!

• Primary Purpose: As part of a highly productive and creative AI (NLP) analytics team, design and develop web applications and SPA’s i.e., UI/UX, and underlying backend – API’s, security framework, scalable microservices etc.
• Daily Grind: Interface with the product manager, project managers, and the engineering team to achieve sprint goals on the product roadmap.
• Career Progression: Senior Full Stack Engineer, Technical Architect

• Work in a product-development team capable of independently authoring software products.
• Guide junior programmers, set up the architecture, and follow modular development approaches.
• Design and develop code which is well documented.
• Optimize of the application for maximum speed and scalability
• Adhere to the best Information security and Devops practices.
• Research and develop new approaches to problems.
• Design and implement schemas and databases with respect to the AI application
• Cross-pollinated with other teams.

HARD AND SOFT SKILLS

Must Have

• Problem-solving abilities
• Extremely strong programming background – data structures and algorithm
• Angular/React, Strong UI/UX skills
• Very strong python background, TDD, CI/CD,
• Software design skills i.e., OOPs, design patterns
• SQL, NoSQL – design of schemas and databases
• Microservices architecture, Cloud native apps

Good to Have

• Enterprise Design Patterns
• Distributed Systems
• Exposure to ML and Data Science
• Docker, Kubernetes, AKS, Kafka, Graph databases

• Work with development teams and product managers to ideate software solutions
• Design client-side and server-side architecture
• Build the front-end of applications through appealing visual design
• Develop and manage well-functioning databases and applications
• Write effective APIs
• Test software to ensure responsiveness and efficiency
• Troubleshoot, debug and upgrade software
• Create security and data protection settings
• Build features and applications with a mobile responsive design
• Write technical documentation
• Work with data scientists and analysts to improve software