At least 3 years' experience as a Node.js developer.
Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
Mandatory experience in MongoDB and MySql.
Knowledge of front-end technologies such as HTML5 and CSS3.
Superb interpersonal, communication, and collaboration skills.
Exceptional analytical and problem-solving aptitude.

About Matellio India Private Limited
Similar jobs
Backend Developer (Senior Level) (Will also handle CI/CD Tasks)
Responsibilities:
● Design and develop robust backend APIs and services using NestJS and Node.js for a
scalable web3 domain platform.
● Collaborate closely with cross-functional teams to deliver user-centric backend solutions.
● Maintain and optimize secure, scalable, and efficient database structures using
PostgreSQL.
● Implement and integrate third-party APIs, including blockchain services, oracles, and
payment gateways.
● Write clean, maintainable, and testable code adhering to best practices and coding
standards.
● Ensure high performance, reliability, and scalability of backend systems.
● Participate in architecture design discussions, focusing on scalable and maintainable
system architectures.
● Implement caching mechanisms to optimize performance and reduce latency.
● Set up and maintain monitoring tools to track system health, identify bottlenecks, and
resolve issues.
● Conduct thorough testing, including unit, integration, and performance tests, to ensure
code quality.
● Ensure secure coding practices and implement robust authentication and authorization
mechanisms (e.g., OAuth2, JWT).
● Optimize database queries, indexing, and performance for efficient data storage and
retrieval.
● Create and maintain clear and comprehensive technical documentation for APIs, system
designs, and troubleshooting processes.
● Stay updated on backend and blockchain trends to incorporate innovative solutions.
Qualifications:
● 4-6 years of professional backend development experience.
● Expertise in Node.js and asynchronous programming concepts.
● Hands-on experience with NestJS.
● Proficiency in TypeScript and knowledge of modern backend development patterns.
● Solid understanding of PostgreSQL or other relational databases.
● Experience with API development, RESTful services, and database design.
● Familiarity with deploying and maintaining applications on cloud platforms (AWS, Azure,
or GCP).
● Familiarity with maintaining CI/CD pipelines, Docker, and Kubernetes, with a focus on
resolving errors as needed.
● Strong communication, collaboration, and problem-solving skills.
Senior Software Engineer Full stack/ Java track/ UI/ Android
Skills required: -
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Good design skills and exposure to multiple software architectures. -
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Strong understanding of OO/ knowledge of frameworks such as Spring/ Spring Boot/ design and good software development practices. -
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Strong core server-
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side technologies experience (Java) and/or having any of front end/UI skills (Angular, JS, HTML). Knowledge of Android is a huge plus. -
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Strong database skills including schema design. -
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Strong knowhow of data-structures and algorithms. -
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Experience with configuration management, testing, deployment. -
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Hands on development across technologies. -
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Exp- 4-6yrs . -
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Grad- B.E/ B.Tech (Computer Science/ Equivalent) from a premier institute.
Aternately: -
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Strong UI architecture and design skills and keen business sense. -
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Excellent front end/UI skills (JS, HTML, Angular, Flutter) and OR Android skills. -
-
Good knowledge of nodeJS. -
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Good knowhow of server-side technologies, exposure to databases. -
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Good exposure to configuration management, testing, deployment. -
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Deep knowhow of data structures, algorithms. -
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Hands on development across technologies. -
-
Exp- 4- 6 Yrs
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Grad - B.E/ B.Tech (Computer Science/ Equivalent) from a premier institute.
● Complete ownership of the components that one works on - starting from
architecture design to monitoring metrics post deployment
Strong bias for action with a problem solving mindset. Meeting current
requirements or resolving issues while keeping bigger picture in mind.
● Thinking big while designing components. Keeping in mind that if we build our
current version for x users, it will be 10x within a year & 100x within 1.5 years
hands on experience in software development with excellent
problem-solving skills.
● Hands on experience on building highly-available, scalable systems.
● Expertise in Java with data structures, algorithms, spring, hibernate skills.
● Knowledge of NoSQL, MongoDB, caching data stores, queuing and search.
● Proficiency in computer science fundamentals: Object oriented design, data
structures, algorithm design, and complexity analysis.
● Good with the design patterns and architecture solution to large scale
applications.
● Nice to have: Cassandra, Kafka, Aerospike development experience with highly
scalable and performant software systems.
About the Role
We are looking for a Node Backend Developer to design, develop, and maintain the server-
side logic for our next-generation healthcare platform. You will work closely with cross-
functional teams to build high-performance, scalable, and secure applications that power
seamless experiences for hospitals, insurers, and healthcare professionals. The ideal
candidate has strong Node.js and Express expertise and can contribute to the
development of robust backend systems and APIs.
Responsibilities
Backend Development & API Design
• Design and implement RESTful and GraphQL APIs using Node.js and Express
• Develop microservices architecture for scalable and maintainable backend systems
• Optimize database queries and enhance performance of existing systems
• Write clean, maintainable code following best practices and design patterns
System Integration & Database Management
• Work with SQL and NoSQL databases (MySQL, PostgreSQL, MongoDB)
• Integrate with third-party services and APIs (hospital systems, insurance platforms)
• Implement caching mechanisms and message queues for improved performance
• Design and manage database schemas, migrations, and data models
Security & Compliance
• Ensure adherence to healthcare security standards (HIPAA, GDPR, ABDM, etc.)
• Implement authentication, authorization, and data encryption mechanisms
• Follow secure coding practices and conduct code security reviews
• Address security vulnerabilities and implement fixes
Collaboration & Process Improvement
• Work closely with frontend developers, DevOps engineers, and product managers
• Participate in code reviews, sprint planning, and technical discussions
• Contribute to CI/CD pipelines and deployment automation
• Document APIs, services, and system architecture
Required Skills & Qualifications
• 2+ years of experience in backend development using Node.js
• Strong proficiency with Express.js framework and RESTful API design
• Experience with relational databases (MySQL, PostgreSQL) and SQL
• Knowledge of microservices architecture and containerization (Docker)
• Understanding of version control systems (Git) and CI/CD workflows
• Strong problem-solving abilities and debugging skills
• Excellent communication and collaboration skills
Nice to Have
• Experience with AI/ML integration in backend systems
• Familiarity with healthcare or insurance industry applications
• Knowledge of cloud platforms (AWS, Azure, GCP)
• Experience with NoSQL databases (MongoDB, Cassandra)
• Understanding of event-driven architecture and message queues (Kafka, RabbitMQ)
• Proficiency in additional programming languages (Python, JavaScript)
What You'll Gain
• Opportunity to build scalable solutions for mission-critical healthcare operations
• Work in a fast-paced, innovative environment with cutting-edge technologies
• Exposure to AI-driven healthcare solutions and enterprise integrations
• Growth potential into Senior Backend Developer or Backend Team Lead roles
We are looking for a Senior Node.js Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. Therefore, a basic understanding of front-end technologies is necessary as well. Collaborate with front-end and back-end developers and designers to build website following client requirements.
Responsibilities
- Create clear, simple, and reusable code
- Develop all server-side logic, including data storage to optimize website performance
- Identify programming bottlenecks and bugs and find fixes
- Test, update and validate web applications to be used on different web browsers
- Execute automated testing platforms and system tests
- Familiarity with front-end technologies
- Attention to detail, especially in identifying and fixing errors.
Required Skills
- 3+ Years of experience in back-end development
- Knowledge and experience in Node js and Mongo DB
- Experience in Microservices Architecture
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3+ years of Experience in software Design and development and familiar with technologies - Java, Java-J2EE, Spring Boot, Hibernate, Ajax, REST API, Micro services etc.
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Working knowledge of JVM internals
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Working knowledge of any database (MySQL or HSQLDB)
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Working knowledge of No-SQL database (Mongo or Dynamo DB)
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Working experience with messaging (JMS/RabbitMQ)
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R & D on new advanced cloud-based technologies in a test-driven agile development.
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Knowledge in designing and architecting systems with high scalability and performance requirements.
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Ability to understand infrastructure for performance evaluation and reporting of cloud-based services, namely AWS
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knowledge of key AWS services like EC2, S3, Lambda, CloudWatch etc.
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Certification on AWS Fundamendals
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Excellent communication skills
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ability to effectively articulate technical challenges and solutions
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skilled in interfacing with internal and external technical resources
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Good in debugging problems and mentoring teams on technical front
Key roles:
· Develop backend application with clean code practices foe the application
· Collaborate with frontend developers to integrate user-facing elements with server side logic
· Troubleshoot and debug application
· Gather and address technical and design requirements
· Build reusable code and libraries for future user-facing
· Communicate with other third-party team for collaborations
Skillset:
· Core Java - Hands on experience with Jdk 11 and above
· Experience with code hosting and collaboration tools like Bitbucket/Github/GitLab
· Microservice architecture - Rest API calls, inter-service exception handling
· Non-relational DB - MongoDB basic DB commands to insert, update, delete, find records and Indexing
· Springboot framework - Spring Data JPA, ORM
· Event driven architecture - Kafka
· Tools like Postman, Jenkins, Doppler, IDE, MongoDB atlas
Qualifications:
· UG: B.Tech/B.E. in Any Specialization, B.Sc in Any Specialization, BCA in Any Specialization
· PG: Any Postgraduate
Position: Lead Backend Engineer
Location: Pune, India (Initially Remote Due to COVID 19)
About the Organization:
It is one of the most exciting Bay Area Product Driven Organization in Logistics industry supporting more than 30,0000 customers.
As a software engineer on the Backend team, you will be building and owning backend services and infrastructure that power our core products. We strive for high standard of engineering quality while solving unique hardware as well as software challenges. You will have high impact roles at a relatively small company for our user base. You thrive in fast-paced, unstructured environments that require you to wear many hats and think on your feet.
What we are looking for?
- 4+ years of software engineering experience
- 2+ year of experience in Python/Django or Go
- Familiarity with Node.JS is a plus
- You write high quality and well-tested code to meet the needs of your customers.
- Good intuition for REST API design
- Start-up experience is a plus
- BS/MS/PHD in Computer Science or a related field (ideal)
- Preferably a Pune based candidate who can join at the earliest / Within a month
Should Be a Computer Science Graduate from a Tier-1 Engineering college like IIT/ BHU / NIT / VIT / COEP / PICT / BITS
Why join us?
- Very high-growth
- Passionate, collaborative, and awesome co-workers
- Free lunches
- Competitive salaries
This is a contract-based job for 2 months, but we may also offer a full-time job based on the performance.
Job Description:
- Proficient in Node with Express.Js as a framework.
- Must have hands-on experience in Databases. (MongoDB)
- Proficient understanding of code versioning tools, such as Git
- Hands-on experience in building microservices and processes.
- Building reusable code and libraries for future use
About Digirex:
DIGIREX is an IT consulting and software services company delivering complex custom
software solutions on a variety of technology platforms to organizations across industry verticals.









