
About koolio.ai
Website: www.koolio.ai
koolio Inc. is a cutting-edge Silicon Valley startup dedicated to transforming how stories are told through audio. Our mission is to democratize audio content creation by empowering individuals and businesses to effortlessly produce high-quality, professional-grade content. Leveraging AI and intuitive web-based tools, koolio.ai enables creators to craft, edit, and distribute audio content—from storytelling to educational materials, brand marketing, and beyond—easily. We are passionate about helping people and organizations share their voices, fostering creativity, collaboration, and engaging storytelling for a wide range of use cases.
About the Full-Time Position
We are seeking a Junior Backend Engineer (Fresher) to join our team on a full-time, hybrid basis. This role is ideal for motivated recent graduates eager to gain hands-on experience in backend development. Working closely with senior engineers, you’ll play a vital role in enhancing koolio.ai’s backend infrastructure, focusing on building, maintaining, and optimizing server-side applications and APIs. This is a unique opportunity to grow within an innovative environment that values creativity and technical excellence.
Key Responsibilities:
- Assist in developing and maintaining backend services and APIs, ensuring stability, scalability, and performance
- Collaborate with the frontend and QA teams to ensure seamless integration of backend systems with user-facing features
- Help troubleshoot and resolve backend issues, working alongside senior developers to enhance system reliability
- Participate in code reviews, learning best practices and contributing to maintaining high code quality standards
- Support in monitoring and improving backend performance metrics
- Document processes, code, and system architecture under guidance to ensure comprehensive, up-to-date technical resources
Requirements and Skills:
- Education: Degree in Computer Science or a related field
- Work Experience: No prior work experience required; internships or academic projects related to backend development are a plus
- Technical Skills:
- Basic understanding of backend systems and APIs
- Working experience in Python
- Familiarity with basic version control systems like Git
- Knowledge of databases (e.g., MySQL, MongoDB) and basic proficiency in SQL
- Understanding of cloud platforms or services like Google Cloud is an advantage
- Soft Skills:
- Eagerness to learn and apply new technologies in a fast-paced environment
- Strong analytical and problem-solving skills
- Excellent attention to detail and a proactive mindset
- Ability to communicate effectively and work in a collaborative, remote team
- Other Skills:
- Familiarity with basic DevOps practices or interest in learning is beneficial
Compensation and Benefits:
- Total Yearly Compensation: ₹4.5-6 LPA based on skills and experience
- Health Insurance: Comprehensive health coverage provided by the company
Why Join Us?
- Be a part of a passionate and visionary team at the forefront of audio content creation
- Work on an exciting, evolving product that is reshaping the way audio content is created and consumed
- Thrive in a fast-moving, self-learning startup environment that values innovation, adaptability, and continuous improvement
- Enjoy the flexibility of a full-time hybrid position with opportunities to grow professionally and expand your skills
- Collaborate with talented professionals from around the world, contributing to a product that has a real-world impact

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- What You’ll Do :
- Backend Development: Maintain and evolve our Node.js (TypeScript) and Python backend services with a focus on performance and scalability.
- Cloud Infrastructure: Manage our infrastructure on GCP and Firebase (Auth, Firestore, Storage, Functions, AppEngine, PubSub, Cloud Tasks).
- Database Management: Handle Firestore and other NoSQL DBs. Lead database schema design and migration strategies.
- Pipelines & Automation: Build robust real-time and batch data pipelines. Automate CI/CD and testing for backend and frontend services.
- Monitoring & Uptime: Deploy tools for observability (logging, alerts, debugging). Ensure 99.9% uptime of critical services.
- Dev Environments: Set up and manage developer and staging environments across teams.
- Quality & Security: Drive code reviews, implement backend best practices, and enforce security standards.
- Collaboration: Partner with other engineers (AI, frontend, hardware) to integrate backend capabilities seamlessly into our global system.
Must-Haves :
- 5+ years of experience in backend development and cloud infrastructure.
- Strong expertise in Node.js (TypeScript) and/or Python.
- Advanced skills in NoSQL databases (Firestore, MongoDB, DynamoDB...).
- Deep understanding of cloud platforms, preferably GCP and Firebase.
- Hands-on experience with CI/CD, DevOps tools, and automation.
- Solid knowledge of distributed systems and performance tuning.
- Experience setting up and managing development & staging environments.
• Proficiency in English and remote communication.
Good to have :
- Event-driven architecture experience (e.g., Pub/Sub, MQTT).
- Familiarity with observability tools (Prometheus, Grafana, Google Monitoring).
- Previous work on large-scale SaaS products.
- Knowledge of telecommunication protocols (MQTT, WebSockets, SNMP).
- Experience with edge computing on Nvidia Jetson devices.
What We Offer :
- Competitive salary for the Indian market (depending on experience).
- Remote-first culture with async-friendly communication.
- Autonomy and responsibility from day one.
- A modern stack and a fast-moving team working on cutting-edge AI and cloud infrastructure.
- A mission-driven company tackling real-world environmental challenges.
Company Description
CorpCare is India’s first all-in-one corporate funds and assets management platform based in Mumbai. We offer a single window solution for corporates, family offices, and HNIs to formulate and manage treasury management policies. Our portfolio management system provide assistance in conducting reviews with investment committees and the board.
Role Description
- Role- Python Developer
- CTC- Upto 12 LPA
This is a full-time on-site role for a Python Developer located in Mumbai. The Python Developer will be responsible for back-end web development, software development, object-oriented programming (OOP), programming, and databases. The Python Developer will also be responsible for performing system analysis and creating robust and scalable software solutions.
Qualifications
- 2+ years of work experience with Python (Programming Language)
- Expertise in Back-End Web Development • Proficiency in Software Development specially in Django framework, Fast API, Rest APIs, AWS
- Experience in Programming and Databases
- Understanding of Agile development methodologies
- Excellent problem-solving and analytical skills
- Ability to work in a team environment
- Bachelor's or Master's degree in Computer Science or relevant field
- Relevant certifications in Python and related frameworks are preferred
Key Skills required (Items in Bold are mandatory keywords) :
1. Proficiency in Python & Django
2. Solid understanding of Python concepts
3. Experience with some form of Machine Learning (ML)
4. Experience in using libraries such as Numpy and Pandas
5. Some form of experience with NLP and Deep Learning using any of Pytorch, Tensorflow, Keras, Scikit-learn or similar
6. Hands on experience with RDBMS such as Postgres or MySQL
7. Experience building REST APIs using DRF or Flask
8. Comfort with Git repositories, branching and deployment using Git
9. Working experience with Docker
10. Experience in deploying Django applications to AWS,Digital Ocean or Heroku
Job Location: Sewri, Mumbai, Maharashtra
Required experience:
- Minimum 2 year of experience in Web & Backend Development using Python
Overview
We are looking for Python developers with a strong understanding of object orientation and experience in web and backend development. Experience with Analytical algorithms and mathematical calculations using libraries such as Numpy and Pandas are a must. Experience in some form of Machine Learning. We require candidates who have working experience using Django Framework
Key Skills required (Items in Bold are mandatory keywords) :
- Proficiency in Python 3.x based web and backend development
- Solid understanding of Python concepts
- Experience with some form of Machine Learning (ML)
- Experience in using libraries such as Numpy and Pandas
- Some form of experience with NLP and Deep Learning using any of Pytorch, Tensorflow, Keras, Scikit-learn or similar
- Hands on experience with RDBMS such as Postgres or MySQL
- Experience building REST APIs using DRF or Flask
- Comfort with Git repositories, branching and deployment using Git
- Working experience with Docker
- Basic working knowledge of ReactJs
- Experience in deploying Django applications to AWS,Digital Ocean or Heroku
KRAs includes:
- Understanding the scope of work
- Understanding and adopting the current internal development workflow and processes
- Understanding client requirements as communicated by the project manager
- Arriving on timelines for projects, either independently or as a part of a team
- Executing projects either independently or as a part of a team
- Developing products and projects using Python
- Writing code to collect and mathematically analyse large volumes of data.
- Creating backend modules in Python by building or reutilizing existing modules in a manner so as to
provide optimal deliveries on time
- Writing Scalable, maintainable code
- Building secured REST APIs
- Setting up batch task processing environments using Celery
- Unit testing prepared modules
- Bug fixing issues as reported by the QA team
- Optimization and performance tuning of code
Responsibilities:
- Understanding requirements from the product manager and translating to technical specifications
- DB schema development
- API development (structuring REST endpoints + real-time endpoints like socket.io integration)
- Integrating 3rd party services for payments, email, whatsapp, and other such services
- Optimizing our current architecture & processes for scale (we expect usage to go up)
- Guiding junior developers on best coding practices
Requirements:
- Experience in at least one Python-based Web Framework like Flask or Django
- Experience in SQL databases & API design
- Experience with Docker
- Hands on experience in full lifecycle development and deployment of a platform/system
- Being a self-starter with the ability to thrive in ambiguous and high pressure scenarios working towards a common goal with other teams
Responsibilities:
-
Design and implement backend infrastructure and APIs.
-
Write high quality code that is robust, readable and scales.
-
Possess the drive to dive deep. thrive and progress even in ambiguous situations.
-
Encourage and support knowledge sharing within teams and external groups.
-
Troubleshoot & debug applications.
-
Adopt problem solving as a way of life - always go to the root cause.
-
Collaborate with the team to discuss and implement ideas.
-
Build responsive, robust and optimised applications.
Requirements:
-
Passionate about building backend systems.
-
Desire to explore new ideas, open to other ideas as well.
-
Love for writing clean, beautiful, readable and testable code.
-
Experience in designing extensible DRY code.
-
Our stack is based on Django, Python3 Celery, Angular and Postgres.
-
We expect you to have a good understanding of Python. It's even better if you are familiar with some of Git. Django, Celery, Redis and Unix Shell.
Job Description :-
- Have intermediate/advanced knowledge of Python.
- Hands-on experience with OOP in Python. Flask/Django framework, ORM with MySQL, MongoDB is a plus.
- Must have experience of writing shell scripts and configuration files. Should be proficient in bash.
- Should have excellent Linux administration capabilities.
- Working experience of SCM. Git is preferred.
- Should have knowledge of the basics of networking in Linux, and computer networks in general.
- Experience in engineering practices such as code refactoring, design patterns, design driven development, Continuous Integration.
- Understanding of Architecture of OpenStack/Kubernetes and good knowledge of standard client interfaces is a plus.
- Code contributed to OpenStack/Kubernetes community will be plus.
- Understanding of NFV and SDN domain will be plus.
- Expert in Python. Comfortable with Web frameworks, such as Flask or Django
- Familiarity with Object Relational Mapping Libraries and ability to Integrate with Multiple Data Sources into One System
- Understanding of Limitations of Python and Multi Process Architecture. Understanding of Design Principles of Scalable Application
- Has familiarity with data frameworks in Python - Pandas or
- Good object-oriented design skills and knowledge of design
- Knowledge of key-value stores, caching, search, messaging queues
- Minimum 5 years of experience in the above
About the job
Job Description
We are looking for a Back-End Engineer responsible for managing the interchange of data between the server and the users. Your primary focus will be the 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 will also be responsible for integrating the front-end elements built by your coworkers into the application. A basic understanding of front-end technologies is therefore necessary as well.
Responsibilities
- Develop and Maintain REST API's
- Integration of user-facing elements developed by front-end developers with server-side logic
- Building reusable code and libraries for future use
- Optimization of the application for maximum speed and scalability
- Implementation of security and data protection
- Design and implementation of data storage solutions
- Follow and encourage Test-Driven Development (TDD) Approach
Skills And Qualifications
- Strong foundation and knowledge about Object-Oriented Design Principles
- Champion of the TDD approach
- Implementing automated testing platforms and unit tests
- Proficient in Python programming language
- User authentication and authorization between multiple systems, servers, and environments
- Integration of multiple data sources and databases into one system
- Management of hosting environment, including database administration and scaling an application to support load changes
- Data migration, transformation, and scripting
- Outputting data in different formats
- Understanding differences between multiple delivery platforms such as mobile vs desktop, and optimizing output to match the specific platform
- Creating database schemas that represent and support business processes
- Proficient understanding of code versioning tools, such as Git
- Understanding accessibility and security compliance
The ideal candidate is a self-motivated, multi-tasker, and demonstrated team-player. You will be a senior developer responsible for the development of new software products and enhancements to existing products. You should excel in working with large-scale applications and frameworks and have outstanding communication and leadership skills.
Responsibilities:
- Writing clean, high-quality, high-performance, maintainable code
- Develop and support software including applications, database integration, interfaces, and new functionality enhancements
- Coordinate cross-functionally to insure project meets business objectives and compliance standards
- Support test and deployment of new products and features
- Participate in code reviews
Requirements:
- B.Tech from Tier 1 College.
- 3+ yrs of experience, at least 2 yrs of experience with Python and Django.
- Expertise in Object Oriented Design, Database Design, and XML Schema
- Experience with Agile or Scrum software development methodologies
- Ability to multi-task, organise, and prioritise work








