
About Leaf Innovation Pvt Ltd
About
LEAF is safety technology company started from February 2015 with the mission to solve the problem of human safety by disrupting the largely unorganized security market. LEAF launched their first product Safer, a smart safety wearable in 2015 to solve the problem of women safety which was sold in more than 25 countries. LEAF was a part of Prime Minister Modi's delegation to silicon valley as the Top 10 Innovators of India. With first Indian company to win prestigious Million Dollar X Prize Award at United Nations, Leaf is on the mission to make Billion people safe.
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Job Title : Python Django Developer
Experience : 3+ Years
Location : Gurgaon (Work from Office)
Job Summary :
We are looking for an experienced Python Django Developer with strong expertise in building scalable web applications and distributed systems. The ideal candidate must have hands-on experience with Django, Redis, Celery, RabbitMQ, PostgreSQL, and Kafka to design and optimize high-performance applications.
Mandatory Skills :
Python, Django, Redis, Celery, RabbitMQ, PostgreSQL, Kafka
Key Responsibilities :
- Design, develop, and maintain web applications using Python & Django.
- Implement asynchronous tasks and background job processing using Celery with RabbitMQ/Redis.
- Work with PostgreSQL for database design, optimization, and complex queries.
- Integrate and optimize messaging/streaming systems using Kafka.
- Write clean, scalable, and efficient code following best practices.
- Troubleshoot, debug, and optimize application performance.
- Collaborate with cross-functional teams (frontend, DevOps, QA) for end-to-end delivery.
- Stay updated with the latest backend development trends and technologies.
Requirements :
- Minimum 3+ years of experience in backend development using Python & Django.
- Hands-on experience with Redis, Celery, RabbitMQ, Kafka, and PostgreSQL.
- Strong understanding of REST APIs, microservices architecture, and asynchronous task management.
- Knowledge of performance tuning, caching strategies, and scalable system design.
- Familiarity with Git, CI/CD pipelines, and cloud deployment (AWS/GCP/Azure) is a plus.
- Excellent problem-solving and communication skills.
1) Be open to learn new frameworks like Hapi.JS , Typescript , Nest.JS
2) Strong DB concepts , and hands on knowledge on MongoDB , REDIS
3) Experience working with micro-services will be a plus
4) Experience working with JWT and IAM systems will be a plus
5) Experience working with Postman , Swagger will be a plus
6) TDD knowledge is an advantage and also working with Unit Test code and familiar with test code coverage concepts.
7) Strong operating system knowledge is a plus with knowledge of how to manage threads.
8) Working experience with RabbitMQ , Kafka will be a plus
9) Strong knowledge of JS internals is a must.

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Join the Indian unit of a multi-billion dollar German MNC (owned by Schneider Electric) that offers:
· High Growth: 20% YoY expansion building world-beating software.
· True Balance: Peak performance with a 4.1 Glassdoor rating for work-life balance.
Apply to the job below!
Job Title: Senior Backend Engineer (.NET Core)
Location: Nashik, India
Employment Type: Full time
Experience: 8+ years
The job
We are looking for a Senior Backend Engineer (.NET Core) to join our team. This is a hands-on individual contributor role with additional responsibility to guide and mentor backend engineers across senior, mid, and junior levels.
The ideal candidate should have strong experience in .NET Core (8.0+), microservices architecture, API design, and cloud-native development on Azure. The candidate will actively contribute to platform-level backend services, shared components, and integrations across EcoTools and Unify initiatives, while helping establish backend engineering best practices across the team.
Key responsibilities
- Design, develop, and maintain scalable backend services and APIs using .NET Core (8.0+).
- Build microservices-based backend APIs and tools aligned with EcoTools platform architecture.
- Develop secure and high-performance REST APIs used by micro frontend applications and other services.
- Contribute to backend architecture decisions, including service design, API standards, authentication, and data access patterns.
- Integrate backend services with platform services such as authentication, messaging, logging, and shared Unify components.
- Ensure backend solutions meet non-functional requirements (performance, scalability, reliability, and security).
- Guide and mentor backend engineers through code reviews, design discussions, and architectural best practices.
- Collaborate with frontend engineers, DevOps, and platform teams to ensure seamless system integration.
- Implement unit and integration tests to ensure high code quality and reliability.
- Contribute to CI/CD pipelines, deployment automation, and observability improvements.
- Participate in technical documentation, ADR discussions, and architectural governance reviews.
- Support engineering teams in troubleshooting production issues and improving system stability.
Essential requirements
- Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
- 6–9 years of hands-on backend development experience using .NET Core / ASP.NET Core.
- AI Skill Level: Has built or contributed to AI-powered features. Understands prompt, design, evaluation, guardrails, and failure modes.
- Have hands on in spec/skill driven agentic AI development.
- Strong expertise in REST API design, microservices architecture, and distributed systems.
- Experience working with Azure cloud services (App Services, Azure SQL, Event Hub, Service Bus, or similar).
- Solid understanding of authentication and authorization mechanisms (OAuth2, JWT, OpenID Connect).
- Experience with database technologies such as SQL Server, PostgreSQL, or NoSQL systems.
- Strong knowledge of clean architecture principles, SOLID design patterns, and scalable backend design.
- Experience working in Agile software development environments.
- Strong communication and collaboration skills.
- Strong problem-solving skills, debugging, and performance optimization skills, ownership mindset, and ability to collaborate across teams.
- Experience working in Agile software development methodologies.
- Ability to manage responsibilities independently and deliver results within deadlines.
Desired skills and competencies
- Experience with distributed application frameworks such as Dapr.
- Exposure to event-driven architectures and messaging systems.
- Familiarity with API Management, gateway patterns, and platform integrations.
- Experience working with large-scale SaaS platforms and micro services architectures.
- Exposure to AI-assisted development tools and modern engineering practices.
JioTesseract, a digital arm of Reliance Industries, is India's leading and largest AR/VR organization with the mission to democratize mixed reality for India and the world. We make products at the cross of hardware, software, content and services with focus on making India the leader in spatial computing. We specialize in creating solutions in AR, VR and AI, with some of our notable products such as JioGlass, JioDive, 360 Streaming, Metaverse, AR/VR headsets for consumers and enterprise space.
About the Job
As a Cloud Backend Engineer you will design, develop, and maintain scalable and reliable backend systems in cloud environments. You will be responsible for building cloud-native applications, optimizing backend performance, and ensuring seamless integration with frontend services and third-party systems.
What You’ll Be Doing
- Backend Development
- Design and implement scalable and high-performance backend services and APIs for cloud-based applications.
- Develop microservices architectures and serverless functions to support business needs.
- Ensure backend systems are secure, reliable, and performant, adhering to best practices and industry standards.
- Cloud Infrastructure and Deployment
- Build and manage cloud infrastructure using platforms such as AWS, Google Cloud Platform (GCP), or Azure.
- Deploy and maintain backend services using cloud-native technologies (e.g., Kubernetes, Docker, AWS Lambda, Google Cloud Functions).
- Implement and manage CI/CD pipelines to automate deployment processes and ensure smooth delivery of updates.
- Performance Optimization
- Monitor and optimize the performance of backend services, including database queries, API responses, and system throughput.
- Implement caching strategies, load balancing, and other performance-enhancing techniques to ensure scalability and responsiveness.
- Troubleshoot and resolve performance issues and system bottlenecks.
- Database Management
- Design and manage relational and NoSQL databases, ensuring data integrity, scalability, and performance.
- Implement data access patterns and optimize queries for efficient data retrieval and storage.
- Ensure backup, recovery, and data security practices are in place.
- Integration and Collaboration
- Collaborate with frontend developers, DevOps engineers, and other stakeholders to integrate backend services with frontend applications and third-party systems.
- Participate in architectural discussions and provide input on system design and technology choices.
- Ensure clear communication and documentation of backend services, APIs, and system interactions.
- Security and Compliance
- Implement security best practices to protect backend services from threats and vulnerabilities.
- Ensure compliance with relevant regulations and standards, including data privacy and protection requirements.
- Conduct regular security assessments and vulnerability scans to maintain system integrity.
- Testing and Quality Assurance
- Develop and maintain automated tests for backend services, including unit tests, integration tests, and end-to-end tests.
- Perform code reviews and participate in quality assurance processes to ensure high code quality and reliability.
- Monitor and address issues identified during testing and production deployments.
- Documentation and Knowledge Sharing
- Document backend services, APIs, and infrastructure setups to facilitate knowledge sharing and support.
- Create and maintain technical documentation, including architecture diagrams, API specifications, and deployment guides.
- Share knowledge and best practices with team members and contribute to a collaborative development environment.
What We Need To See
- Strong experience in backend development, cloud technologies, and distributed systems, with a focus on building robust, high-performance solutions.
- Minimum 5 years of experience in backend development, with a strong focus on cloud-based applications.
- Proven experience with cloud platforms (AWS, GCP, Azure) and cloud-native technologies.
- Experience in designing and implementing RESTful APIs, microservices, and serverless architectures.
- Technical Expertise in:
1. Backend Development
- Strong experience with backend programming languages such as Node.js, Python
- Expertise in working with frameworks such as NestJS, Express.js, or Django.
2. Microservices Architecture
- Experience designing and implementing microservices architectures.
- Knowledge of service discovery, API gateways, and distributed tracing.
3. API Development
- Proficiency in designing, building, and maintaining RESTful and GraphQL APIs.
- Experience with API security, rate limiting, and authentication mechanisms (e.g., JWT, OAuth).
4. Database Management
- Strong knowledge of relational databases (e.g., PostgreSQL, MySQL) and NoSQL databases (e.g. MongoDB).
- Experience in database schema design, optimization, and management.
5. Cloud Services
- Hands-on experience with cloud platforms such as Azure,AWS or Google Cloud.
6. Performance Optimization
- Experience with performance tuning and optimization of backend services.
7. Security
- Understanding of security best practices and experience implementing secure coding practices.
- Soft Skills:
- Strong problem-solving skills and attention to detail.
- Excellent communication and collaboration skills, with the ability to work effectively in a team environment.
- Ability to manage multiple priorities and work in a fast-paced, dynamic environment.
Create and maintain database tables, views, indexes, and triggers.
Implement and maintain database code in the form of stored procedures, scripts, queries, views, triggers, etc.
Develop and maintain high-quality stored procedures.
Write low cost, high-quality database queries and code while maintaining data quality, privacy, and security
Profile databases, measure database performance and troubleshoot complex database issues, and IO bottlenecks.
Optimize database queries and ensure table locking/deadlocks happen in production.
Optimize large, complicated SQL statements & Stored Procedures.
Cost optimization of Amazon instances using databases.
Knowledge of database design principles, query optimization, index management, integrity checks, statistics and isolation levels
Knowledge of message queuing, indexing, and high-performance data concept
Knowledge of JSON and PostgreSQL support for JSON.
Good Grasp of ETL concepts
Work with front-end developers to define simple yet powerful APIs
Work with DBAs to ensure the efficiency of database code, integrity of data structures and quality of data content.
Coordinate with product managers and leadership teams to build effective database objects
Excellent verbal and written communication skills
Good attitude towards work and flexibility
Ability and willingness to handle multiple tasks in a fast-paced environment
Ability to evaluate alternative solutions and/or workarounds
Description
We are looking for a Full Stack Developer to produce scalable software solutions. You’ll be part of a cross-functional team that’s responsible for the full software development life cycle, from conception to deployment. As a Full Stack Developer, you should be comfortable with both front-end and back-end coding languages, development frameworks and third-party libraries. You should also be a team player with a knack for visual design and utility. If you’re also familiar with Agile methodologies, we’d like to meet you.
Responsibilities
- Work with development teams and product managers to ideate software solutions
- Design client-side and server-side architecture
- Build the front-end of applications through appealing visual design
- Develop and manage well-functioning databases and applications
- Write effective APIs
- Test software to ensure responsiveness and efficiency
- Troubleshoot, debug and upgrade software
- Create security and data protection settings
- Build features and applications with a mobile responsive design
- Write technical documentation
- Work with data scientists and analysts to improve software
Requirements
- Proven experience as a Full Stack Developer or similar role
- Experience developing desktop and mobile applications
- Familiarity with common stacks
- Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, XML, jQuery)
- Knowledge of multiple back-end languages (e.g. PHP, Java, Python) and JavaScript frameworks (e.g. Angular, React, Node.js)
- Familiarity with databases (e.g. PostgreSQL, MySQL, MongoDB), web servers (e.g. Apache) and UI/UX design
- Excellent communication and teamwork skills
- Great attention to detail
- Organizational skills
- An analytical mind
- Degree in Computer Science, Statistics or relevant field

- 4+ years of experience with Node.js
- Expertise in Typescript, AWS, Firebase, MongoDB, and Express
You will be bringing:
- Hands-on experience in writing applications using Node.js (including Socket.io and Express or similar)
- Excellent knowledge of a few of the available databases such as MySQL, MongoDB, etc.
- Proficiency in application deployment on Linux or Ubuntu environments
- Proficiency in JavaScript languages like React and/or Angular, along with a comprehensive experience in open-source frameworks
- Experience in server-client architecture project(s)
- Ability to prioritize in a chaotic and ambiguous environment
- An open, growth mindset when giving and receiving feedback
Profile:
We are a Funded Startup developing a Gamified EdTech Mobile App. We are looking for an experienced Backend Developer (at least 4 years) who has hands-on experience of NodeJS (at least 2 years) and PostgreSQL (at least 2 years). You will be responsible for Defining, Developing and Maintaining all Server-Side Logic, Components, and Database.
Responsibilities:
- Developing and Maintaining all Server-Side Logic and Components
- Defining and Maintaining all Schemas and Database
- Writing Cron Jobs in NodeJS
- Writing Database Triggers in PostgreSQL
- Testing, Repairing Defects and providing Technical Support.
- Documenting Node.js Processes, Database Schemas, and Preparing Reports
- Collaborating with Frontend Developers and Integrating with Frontend Components
Requirements:
- Bachelor’s Degree in Computer, Information Technology, or similar
- Hands-on experience as a Backend Developer (at least 4 years)
- Hands-on experience of NodeJS (at least 2 years)
- Hands-on experience of PostgreSQL (at least 2 years)
- Hands-on experience of ExpressJS and Docker
- In-depth knowledge of Database Architecture
- Working knowledge of Multithreading in NodeJS
- Working knowledge of Python and ReactJS
- Basic knowledge of HTML5 and CSS3
o JavaScript, its quirks and workarounds (4+ years of working experience)
o Advanced JavaScript libraries, frameworks and tools such as https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23AngularJS&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#AngularJS, https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23React&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#React, https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23Backbone&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#Backbone, https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23Node&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#Node, https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23EmberData&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#EmberData, https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23Meteor&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#Meteor, https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23jQuery&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#jQuery, https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23Mocha&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#Mocha, https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23Sinon&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#Sinon, https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23Grunt&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#Grunt, https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23Gulp&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#Gulp, https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23Webpack&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#Webpack, https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23Browserify&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#Browserify.
o Building responsive Single Page Applications using REFTful web services and processing JSON data
o Asynchronous request handling, partial page updates and AJAX
o Web markup including https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23HTML5&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#HTML5 and https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23CSS3&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#CSS3
o Front end development tools
o Code versioning tools like https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23Git&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#Git and https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23SVN&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#SVN
o https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23JSON&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#JSON and https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23REST&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#REST patterns
o Integrating enterprise software systems via https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23JSON&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#JSON and https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23REST&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#REST services
o https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23Microservices&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#Microservices
o HTTP request/response protocol o https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23XML&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#XML and https://www.linkedin.com/feed/hashtag/?highlightedUpdateUrns=urn%3Ali%3Aactivity%3A6559663986286129152&keywords=%23XSLT&originTrackingId=rmLKo%2FqTSW26u1b1OnRt%2FQ%3D%3D" target="_self">#XSLT
o Basic understanding of computer network and its components
o Cloud-based technologies
o Automation tools like Docker, Chef, Puppet
o Agile Experience (Scrum, Kanban)








