
Zerozilla Infotech Pvt Ltd is a team of highly creative professionals creating seamless
web solutions ranging from web designing and development, mobile application,
custom software development, and digital marketing services for businesses.
We work with B2B, B2C companies, government bodies, institution-led and independent start-ups to generate value and give them a competitive edge.
We are experts with over Six years of experience in providing comprehensive and
unified solutions to your business challenges. With over 120 active clients and 150
projects to our credit, we continue creating innovative solutions to drive business
growth. Our working process involves four crucial steps- research, brainstorming
ideas, optimization, and achieving the target.
We deliver cutting-edge technology-driven solutions for your business including
ROI-driven marketing campaigns, online branding, and communications,
customized mobile application development, and more which are designed bearing
in mind your business requirement.
Job Description: Node JS Developer ( JD 102)
No of Position : 45
• Programming in Node.js
• Experience with server-side templating languages
• Experience with Express.js, Loopback, Sails JS, Meteor.js or other
frameworks.
• Experience consuming and building robust, SOAP and REST ful APIs
• Experience with Relational Databases like Mongo DB, MySQL
• Solid understanding and extensive experience with version controltools like
Git, SVN or Mercurial
• Exceptional problem solving and ability to work independently
• Exceptional learning skills
• Understanding of Agile methodologies
• Knowledge of writing efficient codes.
• Understanding front-end applications.
• Working with authorization and authentication of the user.
• Having error-handling skills.
• Creating database schemes and many more.
• Using third party with services with developed system.
Basic Requirement
• A Bachelor’s Degree in computer Science, Computer Engineering, Electrical
Engineering or equivalent.
• Minimum of 2+ years’ Experience in Software Development Organisation
required.
• Strong Communication skill and problem solving skill
• Ability to take ownership of work stream, operate without close supervision
and work across the organisation
• Self-discipline in order to finish work on a timely basis.

About Zerozilla Infotech Pvt Ltd
About
Similar jobs

Opportunity :
We are looking for Backend Developers who are passionate about solving problems. We offer a result-driven, fun, and dynamic environment. So far, we've built a reasonably-sized, high-powered team and are always striving to be the best place to work we can be.
Our Tech Deck :
- Architecture
- Linux
- Docker
- HAProxy
- Nagios
- Munin
- Backend & Servers
- PHP
- MySql
- MongoDB
- Redis
- Memcached
- Frontend
- JavaScript
- jQuery
- Sass/Less
- GruntJs
- Bower
- NPM
- Repositories
- Git
- Collaboration
- Slack
- Evernote
- Google Drive
Your Part :
- You shall be part of our design and development team. You shall be assigned one or multiple modules, wherein you shall:
- Write backend code and APIs, maintain the database and cache.
- Rapidly develop next-generation scalable, flexible, and high-performance systems.
- Act as an intermediary for problems, with both technical and non-technical people.
- Collaborate with the team to prioritize projects and ensure on-time completion.
Preferred Qualification & Experience :
- Bachelor's Degree in Computer Science or equivalent experience/knowledge
- 5+ Years of hardcore development experience in one or more backend frameworks and languages like JavaScript (NodeJS, Express), PHP (and other languages and frameworks).
- Working knowledge of both Unix and Windows in a software development setting prefer strength in Unix (all flavors) environment.
- Strong HTTP fundamentals.
- Basic networking knowledge.
- Familiarity with relational database concepts and RDBMS systems such as MySQL etc.
- A solid understanding of REST principles, and experience writing backend code to change or design APIs.
- Worked on NoSQL databases like Memcache, Redis, MongoDB etc.
- Proficient understanding of code versioning tools, such as Git
Preferred Skills & Abilities :
- As a Developer:
- Write clean, manageable code and maintain proper documentation
- Continuously discover, evaluate, and implement new technologies and frameworks to maximise development efficiency
- Excellent command over Data Structures and Algorithms
- Familiarity with continuous integration
- Strong problem solving and analytical skills
- Knack for benchmarking and optimization
- Passion for quality and innovation
- An eye for detail
- As a team player
- Collaborate with cross-functional teams to define, design, and ship new features
- Ability to manage and drive small teams
- Ability to work independently in small teams
- Estimate timelines and deliver as per schedule
- Responsible and capable of meeting tight deadlines
- Thrive in a variable and demanding startup environment
- Collaborate with multiple disciplines like product, engineering, marketing, research and support, and enjoy working in a collaborative environment
- Understand technical and business needs and fulfil them


About the Role
We are seeking a highly skilled and motivated Senior Backend Developer with strong expertise in Node.js and AWS to join our dynamic team. The ideal candidate will have solid backend development experience, with additional working knowledge of PHP and Python. Exposure to frontend frameworks like React.js and Angular will be considered a strong advantage.
Key Responsibilities
• Design, develop, and maintain scalable backend systems and APIs using Node.js.
• Deploy, manage, and optimize applications on AWS cloud infrastructure.
• Collaborate with cross-functional teams (frontend, product, QA) to deliver end-to-end solutions.
• Ensure application performance, security, and scalability.
• Write clean, maintainable, and testable code following industry best practices.
• Work with databases (SQL/NoSQL) to design efficient data models and queries.
• Integrate third-party services and APIs when required.
• Contribute to code reviews, technical discussions, and mentoring of junior developers.
• Support continuous integration and deployment pipelines.
• Troubleshoot, debug, and optimize existing applications.
Requirements
• 4+ years of backend development experience.
• Strong expertise in Node.js and hands-on experience with AWS services (EC2, S3, Lambda, etc.).
• Good working knowledge of PHP and Python.
• Strong understanding of RESTful API design, microservices architecture, and databases (MySQL, PostgreSQL, or MongoDB).
• Working knowledge of React.js and Angular is preferred.
2. Spring boot/ Spring or any variations of Spring
3. MySQL
4. Mentions of, distributed systems, scalable systems
5. Mentions of ElasticSearch, Kafka or Redis
6. NoSQL databases like Cassandra/DynamoDB/MongoDB/Hbase etc
7. Mentions of Handling scale/scalable systems
9. Mentions of AWS or Amazon web services.
Description: Design, build and configure applications to meet business process and application
requirements.


We are seeking an experienced Senior Golang Developer to join our dynamic engineering team at our Hyderabad office (Hybrid option available).
What You'll Do:
- Collaborate with a team of engineers to design, develop, and support web and mobile applications using Golang.
- Work in a fast-paced agile environment, delivering high-quality solutions focused on continuous innovation.
- Tackle complex technical challenges with creativity and out-of-the-box thinking.
- Take ownership of critical components and gradually assume responsibility for significant portions of the product.
- Develop robust, scalable, and performant backend systems using Golang.
- Contribute to all phases of the development lifecycle, including design, coding, testing, and deployment.
- Build and maintain SQL and NoSQL databases to support application functionality.
- Document your work and collaborate effectively with cross-functional teams, including QA, engineering, and business units.
- Work with global teams to architect solutions, provide estimates, reduce complexity, and deliver a world-class platform.
Who Should Apply:
- 5+ years of experience in backend development with a strong focus on Golang.
- Proficient in building and deploying RESTful APIs and microservices.
- Experience with SQL and NoSQL databases (e.g., MySQL, MongoDB).
- Familiarity with cloud platforms such as AWS and strong Linux skills.
- Hands-on experience with containerization and orchestration tools like Docker and Kubernetes.
- Knowledge of system design principles, scalability, and high availability.
- Exposure to frontend technologies like React or mobile development is a plus.
- Experience working in an Agile/Scrum environment.
Who You Are:
- You’ve built scalable, production-ready APIs in fast-paced environments, and are comfortable with the challenges that come with a growing startup.
- You understand event-driven architectures and have hands-on experience building real-time applications.
- You are fully capable of taking ownership of backend systems, from designing the database schema to writing efficient, maintainable code.
- You think beyond the code: optimizing performance, scalability, and security are as important as building new features.
- You’re comfortable troubleshooting complex issues, whether that’s API bottlenecks, database performance, or production issues.
Responsibilities:
- Design, implement, and manage a NestJS backend with a modular, scalable architecture that can easily handle real-time events and communication.
- Develop and maintain WebSocket services for real-time event-driven updates and ensure seamless communication across the system.
- Integrate RabbitMQ for reliable internal messaging, handling queues and ensuring event-driven workflows are efficient and fault-tolerant.
- Implement database management strategies using MongoDB, Redis, and Elasticsearch, ensuring efficient data handling, indexing, and optimization.
- Integrate with external APIs (JSON-RPC, XML-RPC, REST) to enhance system capabilities.
- Ensure high performance of the system by optimizing database queries, implementing caching strategies using Redis, and ensuring optimal indexing and data flow.
- Implement role-based authentication and authorization mechanisms using JWT, OAuth, and RBAC patterns within NestJS.
- Follow security best practices to ensure sensitive data is protected, credentials are stored securely, and the system is resilient to common vulnerabilities.
- Work collaboratively with cross-functional teams to ensure seamless integration between different services and technologies.
Must-Have Skills:
- Strong proficiency in Node.js and NestJS with TypeScript.
- Solid experience with MongoDB, Redis, and Elasticsearch for data storage and real-time data handling.
- In-depth knowledge of WebSockets and Socket.IO in NestJS Gateways, enabling real-time communication and updates.
- Experience with RabbitMQ for message queuing and asynchronous task handling.
- Strong understanding of authentication & authorization systems using JWT, OAuth, and RBAC (Role-Based Access Control).
- Expertise in optimizing APIs, including techniques for caching, improving database performance, and reducing latency.
- Familiar with API security best practices, including secure storage of credentials, encryption, and safeguarding sensitive data.
Key Skills:
- TypeScript, NestJS, WebSockets, Socket.io
- Redis, MongoDB, Elasticsearch, RabbitMQ
- API Optimization, JWT, OAuth, RBAC
- Real-time communication, Event-driven architecture

Role Summary: Back-end Developer who would contribute towards building a highly flexible and scalable Back- end by bringing deep core technology expertise.
Job Description:
- Develop modules keeping micro services architecture philosophies in check. - Implement and/or oversee implementation of different modules as part of an integrated development team. - Drive evolution of application performance. - Ensure project scalability by having good project architecture
Skill Requirements:
- Strong Node.js. - Strong database technology skillsets, namely MongoDB, MySQL
- Should have experience of using Rabbit MQ.
- Python (Django) skills are a plus. - A skilled and pragmatic approach.
- Experience with user-centred design, test-driven development, iterative/incremental and agile practices. - Experience with AWS deployment a definite plus.
Individual applying to the role should ideally have the following attributes.
-Passionate about back-end Development and continually follow the platform & innovations
-Strong and innovative approach to problem solving and finding solutions
- Excellent communicator (written and verbal, formal and informal)
- Flexible and proactive/self-motivated working style with strong personal ownership of problem resolution
- Ability to multi-task under pressure and work independently with minimal supervision.
- Ability to prioritize when under pressure.
The primary responsibilities include:
- Responsible for the overall software development lifecycle.
- Management and execution against project plans and delivery commitments
- Drive effective, mature Agile practices and continuous execution improvements within your teams.
- Manage stakeholder planning and communications ensuring key outcomes
- Recruit, coach, and mentor the best engineering and management talent
- Build, coach, and manage a strong team of engineers that set the standard and can up-level the overall talent of the extended organization.
- Provide a strong understanding of native mobile developer platforms and bring broad thought leadership to the next generation mobile developer experience.
- Anticipate and aggressively remove obstacles that slow down or prevent products and programs from delivering on product and program objectives.
- Balance urgent and effective action, commitment to excellence, and taking the initiative to resolve problems; holds internal stakeholders accountable where appropriate.
REQUIRED
- 8+ years of industry experience with 2+ years of senior leadership experience.
- Solid track record of over-achieving engineering and platform delivery and scaling targets in high volume, innovative and fast-paced high-pressure environment; proven results in delivery on platform product.
- Deep understanding of one or more of Java/Python/Scala. Ability to understand and critique the core library/language constructs with skilled knowledge on UI technologies like Angular 2+, React, D3.JS
- Working experience with Agile methodologies and durable team concepts.
- Knowledge in DevOps practices and tools.
- Knowledge in Cloud Technologies, CI/CD, Jenkins, Testing methodologies is preferred.
- Experience in server-side services using ElasticSearch, Kafka
- A strong track record of project delivery for large, cross-functional, projects and bringing in and growing engineering talent
- Excellent written and verbal communication skills with the ability to present complex technical information clearly and concisely to a variety of audiences.

Ruby and Rails
Creating JSON based web services from Ruby on Rails (RoR) apps
HTML5, CSS3, JavaScript, jQuery, CoffeeScript, Ajax, lodash/underscore.js
A firm grasp of object-oriented analysis and design
Good to have knowledge in any front end framework, Angular or above versions, Backbonejs, Ember.js
Should have extensive experience in Agile software development principles, practice, and process
Should have worked on enterprise-cl applications
RoR Performance tuning and scaling
Proficiency in English strongly preferred
A proactive and resourceful person who achieves with minimal oversight
Team player with the ability and desire to become an integral part of a fast-paced team
Good knowledge of relational databases MySQL, Oracle, Microsoft SQL Server, DB2 or similar
Hands-on experience with at least one of the NoSQL environments like MongoDB, Couchbase, Cassandra
Experience with text search systems like elastic, solr or similar
Hands-on experience in integrating with third-party REST APIs
Managing code with Git and other version control tools
Good to have knowledge of Nginx
Job Description
Paytm is looking for hands-on technologists, who will be responsible for architecting & designing new age mobile & web 3.0 products at Paytm.
Key Responsibilities
Incumbent will be architecting our futuristic mobile & web 3.0 products and choose the best
technologies, components and subsystems on different server side tech.
Driving innovations in the product constantly to remain ahead of the curve.
Serve as a thought leader and mentor on technical, architectural, design and related issues.
Proactively identify architectural weaknesses and recommend appropriate solutions.
Balance short-term versus long-term actions, strategic versus tactical requirements, while
continuing to move forward towards the strategic vision.
Collaborate with cross functional teams to solve complex problems and building products
spanning across multiple teams to deliver end-to-end products & features.
Estimates efforts, identify risks, devises and meets project schedules.
Provide functional, design, and code reviews in related areas of expertise with-in team and
cross-team.
Mentor / coach engineers to facilitate their development and provide technical leadership to
them.
Skills required
MS or BS/B.Tech in computer science or equivalent experience from top college.
3+ years of strong software design/development experience in building massively large scale
distributed internet systems and products.
Hands-on experience in Advanced Java/ Node.JS/other backend JavaScript
frameworks, MySQL/NoSQL, golang, etc.
Excellent data structure & algorithm and problem solving skills.
Experience and knowledge of open source tools & frameworks, broader cutting edge
technologies around server side development.
Should be an active contributor to developer communities like Stackoverflow, Topcoder, Github,
Google Developer Groups (GDGs).
Superior organization, communication, interpersonal and leadership skills.
Must be a proven performer and team player that enjoy challenging assignments in a high-
energy, fast growing and start-up workplace.
Must be a self-starter who can work well with minimal guidance and in fluid environment.


