Backend Engineer (node.js)

About Us:

MyOperator and Heyo are India’s leading conversational platforms empowering 40,000+ businesses with Call and WhatsApp-based engagement. We’re a product-led SaaS company scaling rapidly, and we’re looking for a skilled Software Developer to help build the next generation of scalable backend systems.

Role Overview:

We’re seeking a passionate Python Developer with strong experience in backend development and cloud infrastructure. This role involves building scalable microservices, integrating AI tools like LangChain/LLMs, and optimizing backend performance for high-growth B2B products.

Key Responsibilities:

• Develop robust backend services using Python, Django, and FastAPI
• Design and maintain scalable microservices architecture
• Integrate LangChain/LLMs into AI-powered features
• Write clean, tested, and maintainable code with pytest
• Manage and optimize databases (MySQL/Postgres)
• Deploy and monitor services on AWS
• Collaborate across teams to define APIs, data flows, and system architecture

Must-Have Skills:

• Python and Django
• MySQL or Postgres
• Microservices architecture
• AWS (EC2, RDS, Lambda, etc.)
• Unit testing using pytest
• LangChain or Large Language Models (LLM)
• Strong grasp of Data Structures & Algorithms
• AI coding assistant tools (e.g., Chat GPT & Gemini)

Good to Have:

• MongoDB or ElasticSearch
• Go or PHP
• FastAPI
• React, Bootstrap (basic frontend support)
• ETL pipelines, Jenkins, Terraform

Why Join Us?

• 100% Remote role with a collaborative team
• Work on AI-first, high-scale SaaS products
• Drive real impact in a fast-growing tech company
• Ownership and growth from day one

What you'll do:

·         Perform complex application programming activities with an emphasis on mobile development:  Angular, Node, TypeScript, JavaScript, Apache Cordova, RESTful APIs and more

·         Assist in the definition of system architecture and detailed solution design that are scalable and extensible

·         Collaborate with Product Owners, Designers, and other engineers on different permutations to find the best solution possible

·         Own the quality of code and do your own testing. Automate feature testing and contribute UI testing framework

·         Become a subject matter expert for our mobile applications

·         Deliver amazing solutions to production that knock everyone’s socks off

·         Mentor junior developers on the team

What we’re looking for:

·         Amazing technical instincts. You know how to evaluate and choose the right technology and approach for the job. You have stories you could share about what problem you thought you were solving at first, but through testing and iteration, came to solve a much bigger and better problem that resulted in positive outcomes all-around.

·         A love for learning. Technology is continually evolving around us, and you want to keep up to date to ensure we are using the right tech at the right time.

·         A love for working in ambiguity—and making sense of it. You can take in a lot of disparate information and find common themes, recommend clear paths forward and iterate along the way. You don’t form an opinion and sell it as if it’s gospel; this is all about being flexible, agile, dependable, and responsive in the face of many moving parts.

·         Confidence, not ego. You have an ability to collaborate with others and see all sides of the coin to come to the best solution for everyone.

·         Flexible and willing to accept change in priorities, as necessary

Basic Qualifications: 

·         Minimum B.S. / M.S. Computer Science or related discipline from accredited college or University

·         At least 6 years of experience designing, developing, and delivering web applications with Angular, Node, Typescript, IONIC and JavaScript

·         At least 2 years of experience building iOS-based applications utilizing hybrid technologies

·         At least 2 years of experience with AWS and/or Openshift

·         Experience integrating with native device API’s (iOS)

·         Experience with front-end and/or mobile-specific testing frameworks

·         Strong experience in object-oriented design and development

·         Knowledge of building and consuming RESTful APIs

·         Excellent sense of web design, passionate about creating and refining great mobile user experiences.

·         Ability to manage multiple tasks and consistently meet established timelines   

·         Strong collaboration skills

·         Excellent written and verbal communications skills

Preferred Qualifications:

·         Proficient with Apache Cordova framework

·         Built or maintained custom Cordova plugin

• Demonstrable knowledge of native coding background in iOS

·         Understanding of Apple certificate and profile management

·         Experience developing and deploying applications within Kubernetes based containers

·         Experience in Agile and SCRUM development techniques

Job Description:

You will be working with a team of highly-motivated, young & dynamic teams of engineers & reporting to the Engineering Lead.

• Be honest, reliable & consistent
• Write efficient & clean code
• Have a strong sense of ownership
• Be a part of development & maintenance of Pluang web app, Operations dashboard and other 3rd party products we own
• Contribute to improving the quality of engineering process & engineering culture

• Strong in data structure and algorithms
• Experience in Node.js, Express, API Design & DOM
• Understanding of component based design or other design patterns
• Experience with unit testing, integration testing & continuous integration
• RDBMS and NoSQL databases preferably PostgreSQL, MongoDB
• Good to have passion for investing

• Attractive compensation package - competitive salary, flexible bonus scheme.
• We are always looking for ways to promote and inspire innovation.
• Individual career path - management and technical career growth, enhanced by learning and development program, regular performance assessment, teams of multi-national IT professionals.
• Healthy work environment - company-sponsored medical program, food, and beverage program, open communication.
• Friendly policies to support Work-life balance, team building, and celebrations.

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.

Position - RoR Developer

Responsibilities - 

Candidate should 

• Write clean, maintainable and efficient code
• Design robust, scalable and secure features
• Contribute in all phases of the development lifecycle
• Follow best practices (test-driven development, continuous integration, SCRUM, refactoring and code standards)
• Drive continuous adoption and integration of relevant new technologies into design.

Skills -

• Proven work experience in software development
• Demonstrable knowledge of front-end technologies such as JavaScript, HTML, CSS and JQuery
• Experience developing highly interactive applications
• A firm grasp of object oriented analysis and design
• Passion for writing great, simple, clean, efficient code
• Good knowledge of relational databases
• Working knowledge of NoSQL databases

Experience - 3 years of experience as a Ruby on Rails developer

Required Skills/Qualifications: 

∙         B.Tech/MCA in Comput

Required Skills/Qualifications: 

Any Backend Technology is acceptable

∙         B.Tech/MCA in Computer Science or equivalent with 1-3 years’ experience with server-side web application development.

∙         Extensive development experience using LAMP or MEAN stack, RESTful web services or Node.js, HTML and CSS.

∙         Good understanding of Data structures and Relational Databases like MySQL or NoSQL Databases like MongoDB.

∙         Experience working with services in AWS such as EC2, RDS, and ELBs and have knowledge of VPCs.

∙         Experience with server side and client side MVC frameworks, Kafka Ansilble,Jenkins.

∙         Exposure to Continuous Integration (CI) and Continuous Deployment (CD), automated testing and agile development methods.

∙         Understanding of Version Management Tools like GitHub.

er Science or equivalent with 1-3 years’ experience with server-side web application development.

∙         Extensive development experience using LAMP or MEAN stack, RESTful web services or Node.js, HTML and CSS.

∙         Good understanding of Data structures and Relational Databases like MySQL or NoSQL Databases like MongoDB.

∙         Experience working with services in AWS such as EC2, RDS, and ELBs and have knowledge of VPCs.

∙         Experience with server side and client side MVC frameworks, Kafka Ansilble,Jenkins.

∙         Exposure to Continuous Integration (CI) and Continuous Deployment (CD), automated testing and agile development methods.

∙         Understanding of Version Management Tools like GitHub.

• Working in high paced competitive stock trading environment with core web app development, scripting, data interpretation and manipulation skills
• Designing, creating and maintaining our in-house software for business requirements
• Work on innovative ideas to improve the user experience of our internal systems and applications which are used by the trading teams
• Improve on existing tools to make trade monitoring systems robust and more reliable

Ideal candidate should have:

• Engineering degree in Computer Science (preferred) or any other discipline
• Experience on Python web app development (Preferably Django)
• Ability to work as a full stack developer
• Experience in Shell/Perl or Python scripting
• Prior experience of Linux or Unix based operating systems
• Ability to create automation scripts
• Experience/Knowledge of financial industry
• Ability to work in fast paced environment under pressure and manage multiple high priority projects
• Willingness to learn and work on new technologies
• Excellent communication skills