Backend Developer - NodeJS and NestJS

We are looking for a skilled Backend Developer with strong experience in building, scaling, and optimizing server-side systems. The ideal candidate is proficient in Node.js, FastAPI (Python), and database design, with hands-on experience in cloud infrastructure on AWS or GCP.

Responsibilities:

Design, develop, and maintain scalable backend services and APIs using Node.js and FastAPI

Build robust data models and optimize performance for SQL and NoSQL databases

Architect and deploy backend services on GCP/AWS, leveraging managed cloud services. 

Implement clean, modular, and testable code with proper CI/CD and observability (logs, metrics, alerts)

Ensure system reliability, security, and high availability for production environments

Requirements:

2–5 years of backend development experience

Strong proficiency in Node.js, FastAPI, REST APIs, and microservice architecture

Solid understanding of PostgreSQL/MySQL, MongoDB/Redis or similar NoSQL systems

Hands-on experience with AWS or GCP, Docker, and modern DevOps workflows

Experience with caching, queueing, authentication, and API performance optimization

Good to Have:

Experience with event-driven architecture, WebSockets, or serverless functions

Familiarity with Kubernetes or Terraform

Job Location: Gurugram, Haryana, India

Industry: Artificial Intelligence

ROLES AND RESPONSIBILITIES

• Lead the Software Team. Ensure consistent deliveries of planned features while ensuring code quality, testing standards, and processes are maintained.

• Work with the leadership team to cultivate and grow the Internal Software Team Culture at

• Work across the full stack, building highly scalable distributed solutions that enable positive user experiences and measurable business growth

• Ensure application performance, uptime, and scale, maintaining high standards of code quality and thoughtful application design.

• Solve technical problems of high scope and complexity.

• Exert influence on the overall objectives and long-range goals of your team.

• Experience with performance and optimization problems, particularly at a large scale, and a demonstrated ability to both diagnose and prevent these problems.

• Help to define and improve our internal standards for style, maintainability, and best practices for a high-scale web environment. Maintain and advocate for these standards through code review.

CANDIDATES MUST HAVE

• Experienced in designing and integrating RESTful APIs

• Knowledge of Python

• Excellent debugging and optimization skills

DESIRED SKILLS & EXPERIENCE

• 3-5 years of experience building large-scale software applications and working with large software teams.

• Bachelor’s degree in computer science, information technology, or engineering • Experience designing and integrating RESTful APIs

• Knowledge of Python and Backend Development

• Experience building Web/Mobile applications

• Excellent debugging and optimization skills

• Unit and Integration testing experience

• Being knowledgeable about engineering processes and good practices

• Passionate about learning new tools. Ability to continuously learn and acquire knowledge.

• Able to adapt to changing complexity of tasks.

The ideal candidate for this position will be responsible for working on PHP plugins and the PHP developer role.

Job Location: Sultanpur, New Delhi (on-site) 

Job Role: PHP Developer

Design, build, test, integrate, implement and maintain complex or large-scale web pages and web applications. 

• In-Depth knowledge of PHP, HTML, CSS, SQL, XML/Json, AJAX, JQuery, LAMP/WAMP   environments. 
• Expertise in PHP-based e-commerce portals like Magento, Shopify, Woocommerce, etc. 

Duties & Responsibilities: 

• Understanding of business requirements and the process of translating them into well-engineered and integrated technical solutions and reusable components. 
• Development of custom modules of Magento, Shopify, and Woocommerce.
• Integrating Magento / Other Ecommerce applications with other external applications like ERP etc. 
• Write elegant and clean code as a PHP Developer. 
• Implement plugins for Magento, Shopify, Woocommerce, etc. 
• Create clean, well-documented products, software, and services. 
• Work closely with product management, UX designers & QA. 
• Always look for ways to make the UI behave and perform better. 
• Develop technical solutions to complex problems which use ingenuity and creativity.
• Design, code, test, debug and document software according to the functional requirements 

Learn about our Culture: 

Wigzo is a culture-driven company powered by its employees, their vision, and their inspiration. All the employees live by the culture and values that define us. We value people for their talent, personality, competency, and ability to learn and grow. 

We create a work environment that allows people to thrive and show their best performance. We believe in meritocracy. We take pride in our diversity and strive to embrace diverse voices and create an inclusive workplace. To know more please visit: https://www.wigzo.com/employee-spotlight/">https://www.wigzo.com/employee-spotlight/

About Wigzo Technologies by Shiprocket:

Wigzo is an e-commerce marketing automation platform in which Shiprocket has acquired a majority stake. Together, we help businesses of all sizes delve deeper into data to unleash possibilities to enhance sales and income. Wigzo enables e-commerce firms to personalize each customer interaction, resulting in increased engagement, retention, loyalty, and lifetime value. 

An Omnichannel marketing automation suite, Wigzo enables you to understand your customers/visitors more intelligently so you market to them what they want and not what you have. It works on real-time customer insights with real-time communication and a personalization engine that helps marketers manage basic communication and also provides dynamic email, personalized notifications, user retention, real-time engagement, real-time content, and much more. 

Wigzo is holding 1000+ customers globally, it’s been 6+ years in the industry, with 100+ e-commerce brands working with us which results in 15 times business growth. For more information please visit our website: https://www.wigzo.com/">https://www.wigzo.com/

Responsibilities:

• Hand on experience in Golang/Python/Ruby on Rails /Node.Js
• Must have at least 1+ years of experience in Team Handling

• NoSQL DB (MongoDB, CouchDB), PostgreSQL
• Mocha test environment
• Should JS testing framework
• Experience implementing mock services
• Nock API mocking
• NPM, Redis
• Typescript / Coffee script experience will be an added advantage
• Experience working with opensource JS projects
• Experience in developing REST API
• Source code management tool - Git / GitHub
• Understanding of TCP/IP networking and client/server web programming model
• Good communication skills
• Should be able to work with the cross-geo client team