Requirements
Candidate should have at least 4-6 years of experience in enterprise web application
development using NodeJS on server side along with MongoDB and Express.
Knowledge of RESTful API is a must.
Experience with NodeJS based frameworks (example - NestJS) is highly preferred.
Experience with code optimization as well as has in depth understanding about
asynchronous programming.
Strong analytical skills and can come up with out of the box solutions.
Experience in end to end web development.
Experience with No SQL (Mongo preferred) databases with data migration Strategies
Strong knowledge in Object-Oriented Programming Concepts and Data Structures along with
Node JS best practices.
Experience in Unit Testing in NodeJS (Chai and Mocha) is a must.
Exposure to continuous deployment and integration process.
Exposure with Docker and Orchestration software.
Experience with Redis is added advantage.
Experience with RabbitMQ and Kafka is added advantage
Experience with Nginx and HA Proxy is added advantage
Experience in scalable microservices is must.
Deep in depth understanding about design pattern.

About DLT Labs
About
Innovate:
We leverage our unique business insights and development capabilities to shape your company’s blockchain strategy and add value to your business.
Lead:
DLT Labs is a global leader in the development and integration of innovative enterprise solutions using distributed ledger technology.
Experience:
DLT Labs group of founders are among the pioneers of distributed application architecture, development and integration. Our industry-leading team has delivered many of the largest enterprise blockchain projects globally, and have a successful track record with some of the world’s largest software product integrations.
- We are experienced with multiple blockchain protocols, including Ethereum, Hyperledger Fabric, Corda, and Holochain, among others.
- DLT Labs uses its unique and proprietary ‘parent and child’ architecture and DNC cluster infrastructure to solve blockchain problems like scalability, throughput, latency and tight coupling of data and logic, thus making blockchain ready for enterprise.
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Position Overview:
We are seeking a highly skilled Node.js backend developer to join our dynamic team.
The ideal candidate will have strong expertise in Node.js development. Knowledge of frontend frameworks like React.js or Angular, AI-driven development, Python, and AWS is a plus.
Key Responsibilities:
• Design and develop a NodeJS backend with a modular, scalable architecture.
• Build REST APIs and WebSocket services for real-time updates.
• Optimize PostgreSQL queries, ensure proper indexing, and manage database migrations.
• Implement role-based authentication & authorization (JWT, RBAC in NestJS).
• Set up event-driven patterns (Redis pub/sub, background jobs, async processing).
• Integrate with external api’s (JSON-RPC, XML-RPC, REST).
• Optimize API response times (caching, Redis, database tuning).
• Ensure secure API development (encryption, secure credentials storage).
• Provide technical mentorship to junior developers and contribute to architectural decisions.
👋🏼We're Nagarro.
We are a Digital Product Engineering company that is scaling in a big way! We build products, services, and experiences that inspire, excite, and delight. We work at scale across all devices and digital mediums, and our people exist everywhere in the world (19000+ experts across 33 countries, to be exact). Our work culture is dynamic and non-hierarchical. We are looking for great new colleagues. That is where you come in!
REQUIREMENTS:
- Experience: 4.1-7 years
- Must have Skills: JavaScript ES6, MySQL, RabbitMQ, Redis, Node JS
- Strong technical background with node.js, event loop understanding, unit testing, developing web application & APIs, event & stream, call-back & closures, promise, async/await, accessing file system, Optimization techniques.
- Strong experience in JavaScript, Express.js, GraphQL
- Strong knowledge of REST, microservices, cloud development and design patterns
- Comfortable using modern tools and platforms such as Docker, Jenkins, Gitlab CI, etc.
- Comfortable using agile methodologies.
- Understanding of different components such as web server, storages, integrations
- Should have worked on designing and building server-side solutions (in any technology), build process of node.js, CI/CD process of node.js, multi-tasking (working on multiple things at same time)
- Good knowledge of functional and Object-Oriented Programming
- Implementing effective security protocols, data protection measures, and storage solutions.
- Running diagnostic tests, repairing defects, and providing technical support.
- Recommending and implementing improvements to processes and technologies.
- Keeping informed of advancements in the field of Node.js development.
- Familiarity with Azure pipeline
- Should have experience in Identifying software application weaknesses and target areas and sketching out ideas for automated software test procedures. Reviewing software bug reports and highlighting problem areas.
- Knowledge of high-quality professional software engineering practices for agile software development cycle, including coding standards, code reviews, source control management, build processes, testing, and deployment.
- Fundamental knowledge of design patterns
- Experience in communicating effectively with users, other technical teams, and management to collect requirements, describe software product features, and technical designs.
- Mentoring the team members to meet the client's needs and holding them accountable for high standards of delivery.
- Being able to understand and relate technology integration scenarios and be able to apply these learnings in complex troubleshooting scenarios.
RESPONSIBILITIES:
- Writing and reviewing great quality code
- Understanding functional requirements thoroughly and analysing the client’s needs in the context of the project.
- Envisioning the overall solution for defined functional and non-functional requirements, and being able to define technologies, patterns, and frameworks to realize it.
- Determining and implementing design methodologies and tool sets
- Enabling application development by coordinating requirements, schedules, and activities.
- Being able to lead/support UAT and production roll outs.
- Creating, understanding, and validating WBS and estimated effort for given module/task, and being able to justify it.
- Addressing issues promptly, responding positively to setbacks and challenges with a mindset of continuous improvement
- Giving constructive feedback to the team members and setting clear expectations.
- Helping the team in troubleshooting and resolving of complex bugs
- Coming up with solutions to any issue that is raised during code/design review and being able to justify the decision taken.
- Carrying out POCs to make sure that suggested design/technologies meet the requirements.
Hiring for Node JS Developer.
We Foresee a Blockchain Expert in You!
The best technologists are technology agnostic and that builds a stronger foundation to lead the dynamic trends. Strengthening our trust in the same, we have created an exciting opportunity for MERN Stack developers to learn blockchain and grow with us.
All we are looking for is working experience as a Node JS developer and a keen interest in fintech applications.
As a rapidly growing blockchain company, Antier Solutions is always looking for professionals who have a penchant for new technologies.
Required Candidate profile
Primary Skills:
- Strong working knowledge of Typescript, MongoDB, Express
- Strong proficiency in TypeScript, Javascript including DOM manipulation and the JavaScript object model, ES6
- Strong understanding of NodeJS fundamentals
- Knowledge and experience working with PostgreSQL is a major plus
- Experience with ORM libraries
- Familiarity with RESTful APIs
- Experience in troubleshooting and RCA of Production issues Analyze logs in Kibana Elastic Search
- Knowledge of tools like Git, Github, JIRA, Cucumber, Jasmine, and others that make coding more efficient and easier to share
- Familiarity of working in either the AWS Cloud or Azure including Docker + Kubernetes based microservice deployment
CricStox is a Pune startup building a trading solution in the realm of gametech x fintech.
We intend to build a sport-agnostic platform to allow trading in stocks of sportspersons under any sport
through our mobile & web-based applications.
We’re currently hiring a Backend Cloud Engineer who will gather, refine specifications and requirements
based on technical needs and implement the same by using best software development practices.
Responsibilities?
● Mainly, but not limited to maintaining, expanding, and scaling our microservices/ app/ site.
● Integrate data from various back-end services and databases.
● Always be plugged into emerging technologies/industry trends and apply them into operations and
activities.
● Comfortably work and thrive in a fast-paced environment, learn rapidly and master diverse web
technologies and techniques.
● Juggle multiple tasks within the constraints of timelines and budgets with business acumen.
What skills do I need?
● Excellent programming skills in Javascript or Typescript.
● Excellent programming skills in Nodejs with Nestjs framework or equivalent.
● A solid understanding of how web applications work including security, session management, and
best development practices.
● Good working knowledge and experience of how AWS cloud infrastructure works including services
like APIGateway, Cognito, S3, EC2, RDS, SNS, MSK, EKS is a MUST.
● Solid understanding of distributed event streaming technologies like Kafka is a MUST.
● Solid understanding of microservices communication using Saga Design pattern is a MUST.
● Adequate knowledge of database systems, OOPs and web application development.
● Adequate knowledge to create well-designed, testable, efficient APIs using tools like Swagger (or
equivalent).
● Good functional understanding of ORMs like Prisma (or equivalent).
● Good functional understanding of containerising applications using Docker.
● Good functional understanding of how a distributed microservice architecture works.
● Basic understanding of setting up Github CI/CD pipeline to automate Docker images building,
pushing to AWS ECR & deploying to the cluster.
● Proficient understanding of code versioning tools, such as Git (or equivalent).
● Hands-on experience with network diagnostics, monitoring and network analytics tools.
● Aggressive problem diagnosis and creative problem-solving skills.

About Us
We help our customers to Go Digital at 3x Less Cost and 3x Less Time!
appZUI nGage, our App-as-Service platform, accelerates the digital idea to profit journey. Serving more than 250K consumers in US, UK, Switzerland, Australia, India and other geographies with several exciting digital transformations.
Know more:https://bit.ly/az-godigital">http://bit.ly/az-godigital
Role & Responsibilities
We are looking for a Senior developer/Architect to be part of our growing team. In this role you will be handling
- Design and architecture of various core platform components
- Develop and deliver various products for our customers
- Mentor and develop various team members
Skills & Capabilities
- System design for function, scale, security and maintenance
- Data engineering concepts and practice
- Test driven development
- Server-side skills: Nodejs/.Net/Java, Devops, SQL, microservices
- DevOps & SRE skills: Jenkins, Prometheus, Grafana
- System modelling and visualization skills
- Written & oral communication skills
- Front-end skills: (nice to have) Ionic, Angular/React, Javascript, HTML, CSS
What you can expect from us
- Product engineering culture: hypothesis-develop-test-evolve
- Failures are part of learning and growing
- Organization structure and processes to maximize creativity and openness
- Success is about 5 WINS: Customer, Employee, Supplier, Society and Investor
Coding in Java8, Spring, Microservices, WebFlux/Reactive Programing, Rest services, Kafka, PCF, Azure, Spring Cloud Config and NoSQL technologies.
Solve technical problems using cutting-edge technologies and best practices.
Ensure code meets the required development standards and is optimized for performance.
Unit testing for each line of new code introduced (JUnit/Mockito)
Peer code review process using GIT pull requests and Crucible (for SVN)
Propose multiple solutions to a problem, show how one option is better than another.
Ensure all aspects of technical design are correctly incorporated.
Contribute in research and implementing POCs as required.
Collaborating with onsite team in scrum ceremonies.
Who you are:
Hands on experience on Java/J2EE programming, especially on Java 8 features
Experience using latest frameworks like Spring, Spring Boot, Spring Rest, Spring Cloud Config and Webflux.
Experience in Microservices architecture & development
Experience with Test Driven Development
Experience with SQL on any of the RDBMS Oracle, PostgreSQL, My SQL
Exposure to NoSQL DB is added advantage, preferred MongoDb / Cassandra
Experience with any of the ORM frameworks Hibernate/iBatis, JDBC, JPA
Exposure to JMS Kafka, IBM MQ or Active MQ is good to have
Experience with JUNIT and any of the mocking frameworks Mockito, EasyMock, JMock
with hands on any one of the cloud platforms like PCF, Azure
Use of code repository tools like SVN, GIT
Exposure to any of the build and deployment tools like Gradle, Maven, Ant
Experience in CI/CD pipeline such as JENKINS
Experience using different design patterns, especially GoF, J2EE and Integration design patterns
Exposure to performance testing using JMeter is good to have
Ensuring the code meets the required development standards and is optimized for performance
Experience managing teams and deliveries
Providing technical design or approach for a business problem
Leading the team towards the right solution with expected quality and timelines
Experience with Agile practices
With good collaboration skills to coordinate with US based onsite team and client team.
Good team player and coordination skills
You will be expected to design, develop and maintain large-scale complex backend web
applications.
You will be expected to rapidly learn and apply relevant new technologies.
You will be having a high level of interaction with business and product stakeholders.
You will be working on the entire web application stack, which includes:
o Web server hosting
o RESTful communication
o Message brokering
o Backend application layer, which includes the service and domain layers
o Data layer for persistence or caching
You will be participating in an agile software development cycle, which includes:
o Design
o Development
o Code Review
o Unit and Integration Testing
o Release
As a senior developer, you will be expected to contribute to design, code review, refactoring, and
project management.
You will be exposed to the following technologies:
o Web application frameworks: Ruby on Rails, Node.js, Java Play, Vert.x, AIOHTTP, AWS
Lambda
o Languages: Ruby, Java, Kotlin, Javascript, Python
o Data stores: PostgreSQL, Aerospike, Redis, Amazon Redshift
o Communication: HTTP, Amazon SQS, Sidekiq, Amazon SNS
o Server Management: Amazon ECS, Docker
Product Overview
You will be contributing to products concerning both customers and partner drivers.
Product sectors include:
o Growth: You’ll build tools to help boost user growth on the platform including our industry
best driver on-boarding, training and certification system, referral system, and lead
management models.
o Lifecycle Management: Build tools to help users engage with the platform better, which
includes rewards and recognition module, subscription service, account management tools,
partner and customer wallets and payout modules, and churn detection systems among
others.
o Transaction Experience: You’ll help deliver the most delightful booking experience to our
customers and drivers. As part of this team, you’ll be responsible for our core booking
system, pricing and payment systems, location tracking and filtering services, fraud
prevention systems, and in-app ticketing and support among others.
o Fulfilment: As part of the fulfilment team, you’ll work on systems which ensure high degree
of ride fulfilment on the platform. Tools including allocation methodologies and system,
dynamic pricing, dynamic partner routing, and partner re-activation tools among others.
o Enterprise Solutions: You’ll help Porter’s enterprise customers achieve delivery excellence.
You’ll build tools for contract management, fleet management, fleet and route optimisation
tools, alerting and monitoring tools, and analytics suite among others.


