
Node Js Developer
at Opportunity to work on Product Development
We are looking for a skilled and experienced Node.js Developer with at least 4 years of professional experience to join our team. As a Node.js Developer, you will be responsible for developing robust and scalable web applications using JavaScript and various frameworks.
Roles and Responsibilities
• Production platform hands-on experience involving Node JS & REST API.
• Hands-on production platform experience working with micro-service back-end architecture.
• Working knowledge of GRPC, HTTPS, and GRAPHQ protocols.
• Well-versed in cloud deployment of code blocks.
• Experience with JS testing and code analysis frameworks such as Mocha.
• Utilize modern JavaScript frameworks such as Express.js and Sails.js to build efficient and scalable applications.
• Work with databases like MongoDB and PostgreSQL using Mongoose and Sequelize ORM.
• Integrate messaging systems like Kafka and RabbitMQ for reliable event-driven communication.
• Write unit tests using Mocha, Chai, and Jest frameworks to ensure code quality and reliability.
• Utilize AWS S3 bucket for secure and scalable storage of data and media files.
• Collaborate with QA engineers to perform thorough testing and bug fixes.
• Work with third-party APIs such as Postman, Twilio, SendGrid, Firebase, and KeyCloak for various integrations.

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At Qiro, we are a dynamic team united by a mission to foster a fair, transparent, and decentralized global lending market. Our focus lies in developing an institutional private credit protocol that seamlessly connects on-chain lenders with off-chain borrowers.
What we’re looking for:
Currently, we are seeking a Senior Backend Engineer to take charge of designing, developing, and maintaining our backend systems. As a pivotal team member, you will play a key role in ensuring the resilience, scalability, and security of our systems. You’ll collaborate closely with cross-functional teams, including smart contract developers, frontend developers, product managers, and designers, to deliver high-quality software solutions that drive our success.
What You'll Do:
- Build and contribute to backend systems supporting Qiro products, interacting with different blockchain networks and external systems.
- Design and develop scalable and resilient client-facing backend APIs, internal services, and scripts for efficient execution of business logic.
- Architect and implement scalable backend solutions capable of handling growing user loads and evolving business requirements.
- Develop and maintain comprehensive test suites, including unit tests, integration tests, and end-to-end tests, to ensure the reliability of backend systems.
- Implement monitoring and debugging tools to proactively identify and resolve issues, ensuring high system availability.
- Collaborate with engineers, QA, and DevOps teams to deliver high-quality code within project timelines.
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What Makes a Great Candidate:
- Strong experience in Node.js and Typescript, with proficiency in frameworks like ExpressJS (additional stacks may be used based on project requirements).
- Previous work experience in the blockchain/DeFi space, demonstrating a strong technical understanding of the EVM ecosystem.
- Proven expertise in developing backend REST APIs at scale, handling high request volumes while maintaining low latency and optimal system performance.
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- Deep knowledge of testing frameworks and principles.
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Nice to Have:
- Bachelor’s or Master’s degree in Computer Science.
- Smart contract development experience.
- Understanding of real-world asset tokenization on-chain.
Benefits:
- Competitive salary with regular reviews.
- Flexible remote work.
- Flexible working hours.
- Opportunities for professional growth—your success has no limits when you're driven to excel.
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- Competitive salary package.
- Opportunities for professional growth and advancement.
- Stimulating and supportive work environment.
- Exciting projects and exposure to cutting-edge technologies.
- Comprehensive health and wellness benefits.
- Flexible work hours.
Overview
At Quizizz, we are building engaging learning experiences for teachers and students. Our mission is to motivate every learner and help them achieve their true potential. We are among one of the fastest-growing Edtech platforms globally and are currently used by 80% of the US schools every month, serving over 70M monthly actives around the world. Our goal is to reach every classroom around the world.
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Requirements
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- You will be building a database layer using MongoDB to efficiently store/retrieve large amounts of data.
- You will be setting up suitable backup and redundancy measures for maintaining 100% uptime for all our mission-critical services.
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Benefits
At Quizizz, we have built a world-class team of talented individuals. While we all care deeply about our work, we also ensure that we maintain a healthy work-life balance. Our policies are designed to ensure the well-being and comfort of our employees. Some of the benefits we offer include:
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- Flexible leave policy. Take time off when you need it.
- Comprehensive health coverage of Rs. 6 lakhs, covering the employee and their parents, spouse and children. Pre-existing conditions are covered from day 1, and also benefits like free doctor consultations and more.
- Relocation support including travel and accommodation, and we'll also pay for a broker to find your home in Bangalore!
- Rs. 20,000 annual health and wellness allowance.
- Professional development support. We will reimburse you for relevant courses and books that you need to become a better professional.
- Delicious Meals including breakfast and lunch served at office, and a fully-stocked pantry for all your snacking needs.
Personality fit
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- Further, you should have a decent understanding of database designs so that you can make quick decisions about normalization, inclusion/exclusion of foreign keys, etc
- Should have a decent understanding of code repository tool such as GitHub
- Should be well versed with the basics of AWS ( understanding of cloud architecture would be a plus)
- Should be aware of the commonly used encryption techniques such as JWT, API encryption, Token management, etc
- Exposure to working in E-commerce related applications as well as in a startup environment would be an add on.
Speed, passion, attention to details, get it done attitude, long term association and 1st principal thinking and lastly team player with ZERO insecurities. Learning opportunities will surely be huge.
Responsibilities:
1. Build new services to meet critical product and business needs.
2. Design scalable systems to solve problems with modern cloud technology and industry best practices.
3. Articulate a long-term vision for maintaining and scaling our backend systems and the teams running them.
4. Work with engineers, designers, product managers and senior leadership to turn our product and technical vision into a tangible roadmap every quarter.
5. Write high quality, well tested code to meet the needs of your customers.
Requirements & Qualifications
1. 3-7 years of recent hands-on coding and software design.
2. Bachelor degree or more in Computer Science or a related field.
3. A track record of projects completed on time – you are a flawless executor, not a procrastinator.
4. You find satisfaction in a job well done and want to solve head-scratching challenges.
5. Experience with all phases of the software development life cycle, best practices and Agile Software Development.
6. Solid OOP and software design knowledge – you should know how to create software that’s extensible, reusable and meets desired architectural objectives.
7. Establish Back-End Software Engineer best practices.
8. Working experience with NodeJS, PostgreSQL, In memory Database like Redis, Messaging Queues like RabbitMQ/Kafka
NAME OF THE ORGANIZATION:
Truminds Software Systems
LOCATION:
Gurgaon
POSITION TITLE
Backend Engineer
YEARS OF EXPERIENCE:
4--7 Yrs.
JOB DESCRIPTION:
Good programming experience on Nodejs, Express, promises, having developed production applications using these frameworks.
Should be able to architect and design the backend services without supervision
Interface and integration with Mysql or MongoDB databases
Deployment experience on AWS including understanding of Nginx, AWS services would be desirable
EDUCATIONAL QUALIFICATION:
• B.E./B.Tech. in Computer Science/ IT or MCA would be preferred.
• Excellent oral and written communication skills


