We are looking for a Software Engineer responsible for the development of backend APIs, services. Your primary focus will be the development of REST APIs and Unit-tests for code. You will be working alongside other engineers and developers working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and the creation of quality products are essential.
Responsibilities:
- Developing and maintaining all server-side network components.
- Ensuring optimal performance of the central database and responsiveness to front-end requests.
- Collaborating with front-end developers on the integration of elements.
- Developing high-performance applications by writing testable, reusable, and efficient code.
- Implementing effective security protocols, data protection measures, and storage solutions.
- Running diagnostic tests, repairing defects, and providing technical support.
- Documenting Node.js processes, including database schemas, as well as preparing reports.
- Recommending and implementing improvements to processes and technologies.
- Keeping informed of advancements in the field of Node.js development.
Requirements:
- Sound knowledge in web application development using Node, JavaScript.
- Designing and creating RESTful APIs.
- 3-4 years of experience in node and javascript.
- Experience with databases like Elasticsearch, Redis.
- Experience using best coding practices, design patterns.
- Must have very good analytical skills.
- Proficient understanding of code versioning tools such as Git.
- Familiarity with continuous integration.
- Basic Knowledge in JIRA.
- Good to have familiarity with Docker.
- Good to have knowledge in Kafka, WSO2 Siddhi.

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Job Description – Backend Python Developer(Mid-Level)
📍 Location: Mumbai/Gurgaon | Full-time
Backend Python Developer
Role Overview
We are seeking a skilled Backend Python Developer to design, develop, and maintain backend services, APIs, and integrations that power our AI-driven automation solutions.
You will collaborate closely with senior engineers, AI/ML teams, and frontend developers to build scalable, high-performance systems. This role is ideal for professionals with solid backend experience who are eager to deepen their expertise in Python, cloud technologies, and AI-based applications.
Key Responsibilities
- Develop and maintain backend APIs, services, and system integrations using Python
- Collaborate on system design and architecture discussions with senior engineers
- Write clean, scalable, and well-documented code following best practices
- Ensure performance, scalability, and reliability in cloud environments
- Design and manage SQL/NoSQL databases for structured and unstructured data
- Support integration of AI/ML models into production workflows
- Participate in code reviews, unit testing, and debugging
- Contribute to CI/CD pipelines, containerization, and DevOps processes
Required Skills & Qualifications
- 3–5 years of experience in backend development
- Strong proficiency in Python
- Hands-on experience with frameworks such as FastAPI, Flask, or Django
- Experience building and consuming REST APIs (GraphQL is a plus)
- Strong database knowledge: PostgreSQL, MySQL, MongoDB, or Redis
- Familiarity with cloud platforms (AWS, GCP, or Azure)
- Hands-on experience with Docker and Kubernetes
- Strong understanding of OOP, data structures, algorithms, and design patterns
Preferred Skills
- Exposure to AI/ML workflows or a strong interest in learning
- Experience with message brokers such as Kafka, RabbitMQ, or Celery
- Knowledge of asynchronous programming (asyncio, Celery, etc.)
- Experience with unit testing frameworks (PyTest, unittest)
- Understanding of API security and authentication (OAuth2, JWT)
What We Offer
- Competitive compensation with growth opportunities
- Opportunity to work on AI-first automation products used globally
- Mentorship from experienced senior engineers
- Flexible work environment
- Continuous learning support in Python, Cloud, and AI/Automation technologies
Job Title: Backend Developer
Job Description: We are seeking a skilled Backend Developer to join our dynamic team. The ideal candidate will be responsible for designing, implementing, and maintaining the server-side logic, databases, and APIs of our applications. Key responsibilities include collaborating with cross-functional teams to develop scalable and efficient backend systems, troubleshooting and resolving issues, and staying updated on industry trends. Proficiency in programming languages such as Python, Java, or Node.js, along with experience in database management and API development, are essential for success in this role. Strong problem-solving skills, attention to detail, and a passion for creating robust and high-performance backend solutions are highly valued.
Requirements:
Proficiency in one or more backend programming languages (e.g., Python, Java, Node.js)
Experience with database management systems (e.g., MySQL, PostgreSQL, MongoDB)
Knowledge of RESTful API design and development
Familiarity with cloud services (e.g., AWS, Azure) is a plus
Strong problem-solving and troubleshooting skills
Collaborative mindset with excellent communication skills
Ability to work in a fast-paced and dynamic environment
Key Responsibilities:
- Rewrite existing APIs in NodeJS.
- Remodel the APIs into Micro services-based architecture.
- Implement a caching layer wherever possible.
- Optimize the API for high performance and scalability.
- Write unit tests for API Testing.
- Automate the code testing and deployment process.
Skills Required:
- At least 3 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds.
- Excellent hands-on experience using MySQL or any other SQL Database.
- Good knowledge of MongoDB or any other NoSQL Database.
- Good knowledge of Redis, its data types, and their use cases.
- Experience with graph-based databases like GraphQL and Neo4j.
- Experience developing and deploying REST APIs.
- Good knowledge of Unit Testing and available Test Frameworks.
- Good understanding of advanced JS libraries and frameworks.
- Experience with Web sockets, Service Workers, and Web Push Notifications.
- Familiar with NodeJS profiling tools.
- Proficient understanding of code versioning tools such as Git.
- Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms.
- Should be a fast learner and a go-getter — without any fear of trying out new things Preferences.
- Experience building a large-scale social or location-based app.
Job Description
- Managing the interchange of data between the server and the users.
- Development of all server-side logic, ensuring high performance and responsiveness to requests from the front-end 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.
- Writing reusable, testable, and efficient code.
- Design and implementation of low-latency, high-availability, and performant applications.
- Integration of user-facing elements developed by front-end developers with server-side logic
- Implementation of security and data protection.
Expected experience with
- Should have worked on the Django REST framework.
- Familiarity with some Pandas, Numpy, text parsing/mining and ORM (Object Relational Mapper) libraries
- Able to integrate multiple data sources and databases into one system
- Understanding of the threading limitations of Python, and multi-process architecture
- Good understanding of server-side templating languages
- Worked on Amazon cloud solutions
- Understanding of accessibility and security compliance
- Knowledge of user authentication and authorization between multiple systems, servers, and environments
- Understanding of fundamental design principles behind a scalable application
- Familiarity with event-driven programming in Python
- Able to create database schemas that represent and support business processes
- Strong unit test and debugging skills
- Proficient understanding of code versioning tool
- Excellent written and verbal communication skills.
- Should know about HDL and LLD.
- Should know about making python packages
- Should have worked on microservice-based Architecture
· Understanding the fully asynchronous behaviour of NodeJs
· Knowledge of the common NodeJs or web server exploits and their solutions, accessibility, and security compliance's.
· Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS3
· Excellent working knowledge of databases, database schema that represent and support business processes
Mandatory:
Skill sets: Node JS, JavaScript, Mongo DB
Deployment experience on Production Server.
Location: Bangalore
"Zelon is in process of creating a health tech ecosystem for
monitoring, analysing and tracking the medical health of an individual's family. An incredibly rare opportunity for joining a well-funded early-stage start-up, providing a C-Level Exposure to a passionate technologist with scaled consumer tech experience to lead a Health Technology start-up with both mission and tremendous value creation upside"
Job Description:
-
Ability to understand business requirements and translate them into technical requirements.
-
Design and develop mobile applications.
-
Worked upon Node.js, JavaScript platform, DB Structuring, and automation of internal structure.
-
Conceptualising and formulating apps that are suitable for use on all types of devices.
-
Unit-test code for robustness, including edge cases, usability, and general reliability.
-
Experience in creating modules, phase timelines etc.
-
Expert in the fast iteration of applications.
Technical Requirement:
• Node.js
Additional Technical Requirement:
-
MongoDB
-
Express.js
-
Database Structuring
-
Dev Ops
-
AWS
-
Could Services
Important:
Experience: Minimum 1 year in Node.js. Education: BE/BTech, MSC
Why Join Us?
Great teammates and passionate company culture Building from the ground up
The opportunity to join India's next unicorn is rare Excellent work environmentJoining Date: Immediate
Base Location: Mumbai
Solid understanding of OOPS concepts and design methodology - good to have Inheritance, aggregation, and composition
Experience with concepts of MVC, JDBC, and Restful API development
Familiarity with build tools such as Ant, Maven, Gradle, and Docker
Sprint BOOT/ MVC framework - Basics (understanding of various Spring Boot components), Spring Initializer, Spring Boot Starters, and Spring Boot Annotations & DevTools
REST and Microservices - Microservices Basics (Concepts, understanding of API Gateway, Service Registry, fault tolerance, load balancing, Config Server)
Creating database schemas that represent and support business processes, queries, and procedures
Proficient understanding of code versioning tools, such as (Git / Mercurial / SVN) and familiarity with Continuous integration and deployment
Profile:
We are looking for a Backend Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be 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'll be working alongside other engineers and developers, collaborating on the various layers of the infrastructure.
Job Responsibilities:
- Understand the lifecycle of a web app fully - browser-side, server-side, scalability, performance.
- Design, develop and own components of the product.
- Programming - ability to read/write enterprise quality code and make the right decision.
- Collaborate with the team and communicate effectively, to solve the problems and build, extend, optimize and refactor the back-end architecture.
- Generalist programmer with the ability to quickly learn and use new languages.
- Design and develop scalable, secure, and high-performance solutions.
- Experience working with relational and non-relational databases.
- At ease working with a Unix based system.
- Has worked with AWS/AmazonSES/EC2/Beanstalk/S3 storage.
Key Skills:
- Strong understanding of AWS, NodeJS, MySql, ExpressJS, Angular 2.
- Strong Programming background with an understanding of the flow of the product.
- Understanding of adaptive and responsive design, and the combination of them.
- A clear understanding of data structures, algorithms, and databases.
- Has completely built a product before including deployment and connecting with the front-end.
- Excellent analytical and problem solving.
- Can write maintainable, clean code and enforce it through code reviews.
- Maintains good documentation with the code written each day.
- A capability for a great learning curve.
- We are one of the fastest-growing game development companies with headquarters in
- Bangalore, India. Since our inception in 2017, we have carved a niche in the gaming industry by our highly creative and expert approach to game design, artwork and development. Our two games, ‘Ludo STAR’ and ‘Parchisi STAR’ have already reached 50 million global downloads.
- We have a grand vision of being the “Best Game Developing Company” in the world. We are vastly committed to developing visually appealing and technically advanced games for diverse platforms and game applications that appeal to all ages.
- We offer an autonomous studio consisting of self-motivated teams in a fast decision-making
- environment, allowing you to be truly impactful and develop professionally.
- It’s an exciting time to come aboard, career experience as a lead developer working with leadership teams.
Senior Software Engineer
As an SSE, we expect you to solve real-life complex problems and create compelling experiences for our Players. Being a small company we have a culture of creative problem solving, intellectual design, fast-paced development, and passionate product delivery.
The pace of our growth is incredible. If you want to tackle hard, interesting and UNIQUE
problems, and create an impact within an entrepreneurial environment, join us!
Major responsibilities :
● Focus on scalability, performance, service robustness, and cost trade-offs
● Continuously drive to explore, improve, enhance, automate, and optimize systems and
tools to best meet evolving business and market needs
● Attention to detail coupled with the ability to think abstractly
● Collaborate with teams to develop and support the smooth 24x7 operation of our service
● Keen to learn new technologies and apply the knowledge in production systems
● Take complete ownership of projects and their development cycle
Technical Requirements:
● Solid understanding and knowledge in programming languages like C++, GoLang etc.
● Strong knowledge of any of the databases like MySQL, Mongo, PostgreSQL.
● Have hands on experience with systems that are asynchronous, RESTful and demand
concurrency.
● Knowledge of best software engineering practices for all stages of software development
life cycle, including coding standards, code reviews, testing, deployment.
Experience/ skills required:
● Engineering Degree in Computer Science from Tier1 institutions (IIT/BIT/NIT) with 3-6
years of development experience in a product firm.
● Technically well rounded with an ability to work with minimal resources.
● Proven ability to build solutions from scratch using scripts/automation etc.
● Troubleshoot and identify the root cause of issues.
● Demonstrated skill and passion for operational excellence by using automation and
process improvements.
● Strong algorithm design, logical and reasoning skills.
● Experience in a 24/7 production environment is a plus.
● Ability to retain composure under stressful conditions,communicates effectively with a
wide array of individuals and gets the right things done.
Culture:
● We give you the freedom to implement your ideas.
● Competitive compensation and benefits. We create great teams and take very good care of
them.
● Independence and a lack of bureaucracy that clears the way for you to do the best work
possible.
● Work with kind, humble teams that inspire.








