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).

 Senior Full Stack Java Developer

Location: Bangalore/ Remote

Experience: 5+ years

Shift:       U.K Shift (01:30 PM IST to 10:30 PM IST)

Summary

We are seeking a highly skilled Senior Full Stack Java Developer with strong expertise in backend and frontend technologies. The ideal candidate will have hands-on experience in building scalable applications using Java, Spring Boot, JSP, and modern frontend frameworks, along with excellent communication skills to collaborate effectively with global teams.

Key Responsibilities

• Design, develop, and maintain scalable full-stack applications.
• Implement best practices and design patterns for clean, maintainable code.
• Work with Spring Boot, JSP, and MySQL to build robust backend services.
• Develop responsive UI components using HTML, CSS, JavaScript, jQuery, and Bootstrap.
• Optimize database queries and ensure efficient performance.
• Collaborate with cross-functional teams to deliver high-quality solutions.
• Participate in code reviews, testing, debugging, and deployment activities.
• Work in a U.K shift to support international clients and project requirements.

Must-Have Skills

• Strong expertise in Java and Spring Boot.
• Hands-on experience with JSP, MySQL, and backend services.
• Proficiency in HTML, CSS, JavaScript, jQuery, and Bootstrap for frontend development.
• Solid understanding of design patterns and software architecture.
• Strong debugging, problem-solving, and performance optimization skills.
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• Excellent communication and collaboration abilities.

We are seeking a skilled MERN Stack Developer to join our dynamic development team. The ideal candidate will be proficient in MongoDB, Express.js, React.js, and Node.js, and will play a key role in building and maintaining web applications.

Key Responsibilities:

• Frontend Development: Develop user-facing features using React.js, ensuring appealing and responsive user interfaces.

• Backend Development: Build efficient and scalable server-side systems using Node.js and Express.js.

• Integration: Integrate front-end components with server-side logic, ensuring seamless communication between the two.

• Data Management: Implement data storage solutions using MongoDB and other relevant technologies.

• Troubleshooting: Identify and address bugs, glitches, and performance issues to maintain application functionality.

• Collaboration: Work closely with cross-functional teams to conceptualize, define, and implement new features.

• Innovation: Keep abreast of emerging technologies and trends to contribute to continuous improvement.

Required Skills and Qualifications:

• React Proficiency: In-depth knowledge of React.js and its core concepts for building dynamic user interfaces.

• Node.js and Express: Strong expertise in Node.js and Express.js to create efficient and scalable backend systems.

• MongoDB: Experience with MongoDB for data storage and management.

• Full-Stack Development: Ability to work on both frontend and backend development.

• Problem-Solving: Strong analytical and problem-solving skills.

• Communication: Excellent communication and teamwork skills.

Preferred Qualifications:

• Experience with RESTful APIs and GraphQL.

• Familiarity with version control systems like Git.

• Understanding of Agile methodologies.

Design, develop and maintain web-based services and applications using .Net Core/ASP.Net, C#, REST Web API, MS SQL Server, Entity Framework, and Dapper.  Developing highly optimized cross-browser and responsive web applications using HTML5, and CSS.  Manage the full technical life-cycle of web applications during each development phase including functional & technical design, implementation, testing, deployment and maintenance.  Developing high standard Web Applications based on functional requirements, UI/UX requirements, business logic and Web APIs.  Designing database tables, views, stored procedures, and functions to store and retrieve data most efficiently from SQL database.  Writing bug-free code with the highest coding standard.  Developing high-performance, highly secure and highly scalable Web Application.  Perform unit testing, troubleshooting, debugging and code reviews for robustness, including edge cases, usability, and reliability of the software.  Manage source code check-in, checkout, and merging code.  Taking accountability and the ability to work under pressure

Hands-on experience o of using Angular with version 7 or later o in consuming complex nested API. o in using state management (e.g. NGRX, RXJS). o in using caching. o of using component library framework integration (e.g. Angular Material). o in integrating with REST web services from the application. Knowing JSON is a must. o with Git compatible source control and working with a CI/CD pipeline.  Experience on AWS services will be added advantage.  Good experience in Standard Project Development Life Cycle.  Experience on Devextreme tools will be added advantage.  Ability/ready to work on advanced technologies like Node JS is an added advantage.  Knowledge / Experience of agile development methodologies.  Very good logical skills and problem-solving ability.  Quick learner and a good team player.  Should be able to work independently and with the team.

Do you thrive on working with cutting edge technology, with innovators in the early stages of ideas, products, or platforms? Do you have the passion to be a core member of a fast-growing start-up? Are you an expert or aspiring to become one who can work on the Full Stack of an application? Do you have a genuine interest in all software technologies? If the answer is yes, do reach out to us - Crediwatch is the place for you!

You will be exposed to work on every level of the stack in a highly agile, fast growing, start-up FinTech environment, while ensuring Breakthrough Simplicity in innovation and Diving Deep to arrive at a solution-based approach to problem solving and idea creation.

The environment at Crediwatch is vibrant and innovative! You will learn and regularly interact with peers who are the best at what they do and will motivate you to be the best version of yourself, technically and professionally.

The Role Expectation

• You will play a key role in the development of the core product, working directly with the Business team on realizing their needs and translating it into the product.
• You will be involved in the overall design, architecture and development of the application, maintaining quality and ensuring performance and compliance to software standards and guidelines
• You will adhere to the best practises of the Agile & TDD
• You will collaborate with the rest of the engineering team to design, prioritise and launch new features.
• You will take ownership for organising code and maintain its integrity at all points in time.
• You will be responsible for understanding and implementing security and data protection best practices.
• You will bring in a passion for technology and hunger to learn

You Have

• A sound knowledge of Python, hands-on experience in using Django/Flask etc., design patterns and application design
• Experience with database architectures like NoSQL, RDBMS. Eg: MongoDB/ Cassandra / Couchbase / MySQL
• A good understanding of message queues mechanisms like Redis/RabitMQ (or similar)
• Knowledge of python web crawling frameworks like Scrapy & Frontera
• Hands on experience with CI/CD
• Experience in using Git for source code management & Jira

Good to Have

• Strong Linux skills, knowledge of building large scale, multi-threaded applications and experience in designing and building RESTful web services,
• Building API services with GraphQL
• Skills in configuring and implementing Hadoop/HDFS, Elasticsearch and HBase or knowledge of any graph databases
• Prior experience in architecting large scale distributed systems and experience with cloud deployments on AWS/Azure
• Prior experience working in a fast-paced start-up environment.
• Domain knowledge in the financial/data space; any external, relevant certifications.

Your Background

• At least 6+ years of hands-on development experience
• A bachelor’s or master’s degree in a related field

You Believe-in & will align with our Business Objectives

• Customer Obsession - Consistently listen to customers; test, enhance and improve the customer experience.
• Breakthrough Simplicity - An innovative approach to make everything simpler
• Diving Deep -Technique used to arrive at a solution-based approach to problem solving and idea creation
• Drive for Results - Focus on end result of any task
• Encourage and Improve - Encouraging and promoting team work and focus on continuous self-development at every stage.
• Be Ethical and Respectful - Willingness to do the right thing – even if it is hard; courteousness and being focused on the best in others.

Who We Are

We build innovative technology everyday!

Crediwatch is a ‘Data Insights-as-a-service’ company that provides lenders, businesses with actionable credit intelligence on private entities they need to improve trust and increase their lending and trading activity. Crediwatch does this with no human intervention by deploying the latest practical AI and technology tools that provide the most reliable comprehensive real time inputs.

Each day at Crediwatch is about striving for transparent insights, analysis and accurate results. If this aligns with your interests and aspirations, we have interesting positions for you.

You Will Enjoy

Our start-up environment - fun, casual, informal, family & pet-friendly! Ours is a highly energized playground where brilliant minds come together to make bold, impactful decisions every day! Needless to say, we have excellent filter coffee, health drinks round the clock, lunch buffets, PS4 and Foosball breaks and a stocked kitchen.

We play to win and have fun doing it! We work to engage your brain by organizing brilliant TechTalks by industry leaders and frequent high-on-energy hackathons and engage your crazy fun-side at our well-planned retreats. We are a highly eco-conscious team and we encourage and support our team’s physical & mental wellbeing.

All these and a great set of people to work with - We Are Crediwatch!

Hi,

Kindly find required details regarding this open position below.

Job Description:-

Job Location - Pune Kharadi (World Trade Centre)
Experience: 4+ Yrs
Skills: Full Stack/BackEnd/FrontEnd developer
Primary Skills: HTML, CSS, JAVASCRIPT, NODEJS and ANGULAR or ReactJS

Responsibilities -
As a Full Stack, you will develop applications in a very passionate environment being responsible for Front-end and Back-end development. You will perform development and day-to-day maintenance on large applications. You have multiple opportunities to work on cross-system single-page applications.. The ideal candidate will be able to manage our architect platforms, while looking for ways to grow our networks in a cost-effective way to meet future needs. You will be responsible for developing, maintenance and growth plans, creating annual and project budgets, managing the IT staff and keeping the executive team up to date on the latest data technologies that could help the company to succeed.

Responsibilities for - Full Stack:

Serve as technical throughout the full development lifecycle, end-to-end i.e. Planning to Delivery
Gather functional requirements and translate requirements into technical specifications
Provide design reviews to other engineers, i.e. feedback on Architecture, Design, Integration, Performance and Scalability
Design and Implementation of the overall web architecture including Database
Design and construction of our REST API & Integrating it with front-end UI
Ensuring the entire stack is designed and built for speed and scalability

 Skill Sets:

Minimum 4+ Years’ experience with:
Writing HTML, CSS, and JavaScript. Being up on latest practices is a must, e.g., HTML5, CSS3, and ECMAScript 6 (minimum)
Expertise in back-end programming language JavaScript, TypeScript, NodeJs
Familiarity with framework—both front-end and back-end, Angular / React
Familiarity with CSS pre-processors, bundlers, and associated languages/syntaxes/libraries e.g., Sass, Less, or webpack
Database design and management
Thorough understanding of user experience (UX)
Proficiency with Git
Bachelors Degree or equivalent

Please feel free to contact me if you need anything.