data engineer

Job Title : Full Stack Developer (Crypto Exchange)

Experience : 4+ Years

Location : Gurugram & Vadodara (On-site)

Role Overview :

We are looking for a Full Stack Developer with strong expertise in both backend and frontend development, along with exposure to crypto exchange systems or fintech platforms.

In this role, you will work on building high-performance, real-time trading applications, contributing to core systems like order execution, pricing engines, and wallet integrations.

Key Responsibilities :

• Design, develop, and maintain scalable backend services and APIs.
• Build and optimize responsive frontend applications for trading interfaces.
• Work on real-time systems such as order books, pricing engines, and trade execution.
• Integrate with blockchain networks, wallets, and third-party APIs.
• Ensure platform security, performance, and reliability.
• Collaborate with product, design, and DevOps teams for end-to-end delivery.
• Participate in system design, architecture discussions, and code reviews.

Required Skills & Qualifications :

• 4+ years of experience in Full Stack Development.
• Strong expertise in :
• Backend : Node.js and/or Python
• Frontend : React.js and/or Next.js
• Experience with REST APIs and microservices architecture.
• Strong understanding of databases (MongoDB, PostgreSQL, MySQL, etc.).
• Hands-on experience with Docker and cloud platforms (AWS preferred).
• Solid understanding of system design, scalability, and performance optimization.

Preferred (Good to Have) :

• Experience working with a crypto exchange or trading platform.
• Understanding of blockchain fundamentals (Ethereum, Bitcoin, etc.).
• Experience with wallet integrations and on-chain transactions.
• Familiarity with WebSockets and real-time data streaming.
• Knowledge of security best practices in fintech/crypto systems.

Why Join Us ?

• Opportunity to work on a high-impact, real-world crypto exchange.
• Build and scale systems from early-stage to production.
• Work in a fast-paced, ownership-driven environment.
• Exposure to cutting-edge blockchain and trading technologies.

 Participate and contribute in platform requirements/story development.

 Contribute to the design and design alternatives to the requirements/stories and also participate in design reviews.

 Involved in Platform Sprint activities.

 Development of assigned stories in appropriate languages defined for each module.

 Develop Unit test cases and execute them part of continuous integration pipeline.

 Participate in peer code reviews

Years of experience needed –

 4+ years or more on Golang development.

Technical Skills:

 4+ years of development experience on Golang based development projects

 Mandatory Skills – Golang, AWS , JavaScript, CSS, HTML

 Must have experience in design and development of front end and back-end services for various business processes

 Good experience on Java, Spring boot & Microservices

 Experience using versioning controls such as GitHub

 Experience in working with SQL & NOSQL databases

 Understanding of containerization technologies such as docker, Kubernetes

 Good knowledge and hands-on on Unit Testing and available Test Frameworks

Review Criteria:

• Strong Software Engineer fullstack profile using NodeJS / Python and React
• 6+ YOE in Software Development using Python OR NodeJS (For backend) & React (For frontend)
• Must have strong experience in working on Typescript
• Must have experience in message-based systems like Kafka, RabbitMq, Redis
• Databases - PostgreSQL & NoSQL databases like MongoDB
• Product Companies Only
• Tier 1 Engineering Institutes preferred (IIT, NIT, BITS, IIIT, DTU or equivalent)

Preferred:

• Experience in Fin-Tech, Payment, POS and Retail products is highly preferred
• Experience in mentoring, coaching the team.

Role & Responsibilities:

We are currently seeking a Senior Engineer to join our Financial Services team, contributing to the design and development of scalable system.

The Ideal Candidate Will Be Able To-

• Take ownership of delivering performant, scalable and high-quality cloud-based software, both frontend and backend side.
• Mentor team members to develop in line with product requirements.
• Collaborate with Senior Architect for design and technology choices for product development roadmap.
• Do code reviews.

Ideal Candidate:

• Thorough knowledge of developing cloud-based software including backend APIs and react based frontend.
• Thorough knowledge of scalable design patterns and message-based systems such as Kafka, RabbitMq, Redis, MongoDB, ORM, SQL etc.
• Experience with AWS services such as S3, IAM, Lambda etc.
• Expert level coding skills in Python FastAPI/Django, NodeJs, TypeScript, ReactJs.
• Eye for user responsive designs on the frontend.

We are looking for someone with a hacker mindset who is ready to pick up new problems and build full stack AI solutions for some of the biggest brands in the country and the world.

You will:

• Collaborate with the I-Stem Voice AI team and CEO to design, build and ship new agent capabilities
• Develop, test and refine end-to-end voice agent models (ASR, NLU, dialog management, TTS)
• Stress-test agents in noisy, real-world scenarios and iterate for improved robustness and low latency
• Research and prototype cutting-edge techniques (e.g. robust speech recognition, adaptive language understanding)
• Partner with backend and frontend engineers to seamlessly integrate AI components into live voice products
• Monitor agent performance in production, analyze failure cases, and drive continuous improvement
• Occasionally demo our Voice AI solutions at industry events and user forums

You are:

• An AI/Software Engineer with hands-on experience in speech-centric ML (ASR, NLU or TTS)
• Skilled in building and tuning transformer-based speech models and handling real-time audio pipelines
• Obsessed with reliability: you design experiments to push agents to their limits and root-cause every error
• A clear thinker who deconstructs complex voice interactions from first principles
• Passionate about making voice technology inclusive and accessible for diverse users
• Comfortable moving fast in a small team, yet dogged about code quality, testing and reproducibility

Role Objectives 

• Participate in complex design and software development tasks within an appropriate schedule, task, and quality guidelines set in conjunction with the Senior Platform Specialists and Platform Architect  

• Hands-on development and implementation of solutions including configuration of our platform components and custom development 

• Tasks associated with testing and documentation of solution implemented 

Academic Qualification
B.E/B.Tech/MCA in computer science Engineering or a related field. 

Experience Profile  

4 to 10 years of experience in development or platform implementations. 

Required Technical Skillset for Java Development
Java/J2EE, HTML, CSS. JavaScript, SQL, Servlets, Spring Boot, Hibernate, Web services, SOAP, Restful API

Good to have:
Knowledge in Liferay themes & hooks, Ant, Maven, CI/CD, AWS/GCP/Azure, Docker experience 

Must be capable of coding and unit testing their own code
Team player with good interpersonal skills
Should have strong analytical skills                                                     
Good communication skills
Capable of juggling several priorities and delivering results on time in a high-pressure, dynamic environment.

• Working knowledge of NodeJS, and JAVASCRIPT, is a must.
• Working knowledge of AWS cloud concepts is a must.
• Must be familiar with AWS serverless architecture.
• Must be familiar with data structure & algorithm concepts.
• Design, develop, and implement beautiful UI components to support business requirements.
• Follows approved life cycle methodologies, creates design documents, and performs program coding and testing.
• Resolves technical issues through debugging, research, and investigation.
• Own & Develop the REST APIs.
• Stay updated with new technologies and of changes in technologies that affect front-end web development.

We are looking for skilled Full stack Developer to join our team. The successful candidate will be responsible for developing, maintaining, and scaling our server-side application logic using Python and related frameworks. As a full-stack developer, you will work closely with front-end developers, data scientists, and project managers to develop scalable and reliable software solutions.

Responsibilities:

Developing and maintaining server-side application logic using Python and related frameworks

Designing and implementing APIs and web services using RESTful principles

Collaborating with front-end developers to integrate user-facing elements with server-side logic

Designing and implementing efficient database schemas and queries

Developing and maintaining automated testing and deployment pipelines

Ensuring high performance and scalability of software applications

Having knowledge of Node.js will be added advantage

Troubleshooting and debugging software issues

Staying up-to-date with emerging trends and technologies in backend development

Requirements:

Strong experience with Python and related frameworks such as Flask, Django, or Pyramid

Proficient understanding of SQL and NoSQL databases

Experience with AWS or other cloud platforms

Familiarity with version control systems such as Git

Excellent problem-solving and debugging skills

Strong communication and collaboration skills

Ability to work in a fast-paced, collaborative environment

If you are a passionate Backend Python Developer with a strong desire to work on complex, challenging problems, we encourage you to apply.

• Design and develop solutions to complex technical problems spanning the development of product features, quality validation, and deployment to customers
• Build highly scalable web applications that are designed for high performance
• Lead design and code reviews
• Work closely with senior management, Product Manager, and our team of developers.
• Contribute visibly to product quality, innovation, and customer-centric design across the engineering organization
• Lead, motivate and direct team members to build high-quality software in a fast-paced agile environment
• Actively hire the engineering & product team, & develop the existing team
• Share experiences and skills to aid team members in enhancing their professional skills and career

• 4+ years of experience building large scalable systems
• Strong experience in agile methodologies and test-driven development (TDD)
• Experience in software development using open source technologies
• Knowledge in domain-driven design, design patterns, and enterprise integration patterns
• Must have experience in delivering software via complete Continuous Integration and Continuous Delivery (CI/CD) pipeline

• A history of working on side/hobby projects or contributing to open source projects is a plus
• You have worked in a startup before

Most importantly: Be excited to learn what you don’t already know!