


• Writing and testing code, debugging programs and integrating applications with third-party
web services. To be successful in this role, you should have experience using server-side logic
and work well in a team.
• Ultimately, you'll build highly responsive web applications that align with our business needs.
• Write effective, scalable code Develop back-end components to improve responsiveness and
overall performance Integrate user-facing elements into applications.
• Test and debug programs
• Improve functionality of existing systems Implement security and data protection solutions
• Assess and prioritize feature requests
• Coordinate with internal teams to understand user requirements and provide technical
solutions
• Expertise in at least one popular Python framework (like Django, Flask,etc)
• Team spirit
• Good problem-solving skills
Requirements
• 1 to 5 years of experience as a Python Developer
• Hands on experience of Flask, Django or Gin or Revel or Sanic
• Knowledge of design/architectural patterns will be considered as a plus
• Experience working in an agile development environment with a strong focus on rapid
software development
• Experience in AWS or similar cloud technologies
• Excellent troubleshooting and debugging skills
• Proven ability to complete assigned task according to the outlined scope and timeline
• Experience with messaging frameworks such as SQS/Kafka/RabbitMq
• Experience with Elastic Search
• Willingness to learn new and different technologies

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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. 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 Internship Position
We are looking for a motivated Backend Development Intern to join our innovative team. As an intern at koolio.ai, you’ll have the opportunity to work on a next-gen AI-powered platform and gain hands-on experience developing and optimizing backend systems that power our platform. This internship is ideal for students or recent graduates who are passionate about backend technologies and eager to learn in a dynamic, fast-paced startup environment.
Key Responsibilities:
- Assist in the development and maintenance of backend systems and APIs.
- Write reusable, testable, and efficient code to support scalable web applications.
- Work with cloud services and server-side technologies to manage data and optimize performance.
- Troubleshoot and debug existing backend systems, ensuring reliability and performance.
- Collaborate with cross-functional teams to integrate frontend features with backend logic.
Requirements and Skills:
- Education: Currently pursuing or recently completed a degree in Computer Science, Engineering, or a related field.
- Technical Skills:
- Good understanding of server-side technologies like Python
- Familiarity with REST APIs and database systems (e.g., MySQL, PostgreSQL, or NoSQL databases).
- Exposure to cloud platforms like AWS, Google Cloud, or Azure is a plus.
- Knowledge of version control systems such as Git.
- Soft Skills:
- Eagerness to learn and adapt in a fast-paced environment.
- Strong problem-solving and critical-thinking skills.
- Effective communication and teamwork capabilities.
- Other Skills: Familiarity with CI/CD pipelines and basic knowledge of containerization (e.g., Docker) is a bonus.
Why Join Us?
- Gain real-world experience working on a cutting-edge platform.
- Work alongside a talented and passionate team committed to innovation.
- Receive mentorship and guidance from industry experts.
- Opportunity to transition to a full-time role based on performance and company needs.
This internship is an excellent opportunity to kickstart your career in backend development, build critical skills, and contribute to a product that has a real-world impact.


Technical Proficiency :
Must have :
- Strong development experience in Python in the environment of Unix/Linux/Ubuntu
- Strong practical knowledge of Python and its libraries.
- Current working experience with cloud deployment of AWS/Azure/GCP, Microservice architecture, and Docker in Python.
- Good knowledge of CI/CD and DevOps practices
- Good Experience of Python with Django/ Scrapy/ Flask frameworks.
- Good Experience in Jupyter/ Docker/ Elastic Search, etc.
- Solid understanding of software development principles and best practices.
- Strong analytical thinking and problem-solving skills.
- Proven ability to drive large-scale projects with a deep understanding of Agile SDLC, high collaboration, and leadership.
Good to have :
- Expected to have migration experience from one version to the other, as this project is about migration to the latest version.
- Preferred if had an OpenEdx platform experience or any LMS platform.



● Fluency or understanding of specific languages, such as Python or Go.
● Strong understanding of the web development cycle and programming techniques and tools.
● Solid understanding of how REST APIs work: GET, POST, PUT and PATCH
● Basic understanding of AWS cloud and its services like lambda, EC2, Document DB, EKS etc.
● Understanding MongoDB would be a bonus.
● Excellent project management skills.
● Ability to work independently or with a group.


Skills And Qualifications
- Expert in Python, with knowledge of at least one Python web framework (such as Django, Flask, etc depending on your technology stack)
- Familiarity with some 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 (such as Jinja 2, Mako, etc depending on your technology stack)
- Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS3
- Understanding of accessibility and security compliance (depending on the specific project)
- 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
- Understanding of the differences between multiple delivery platforms, such as mobile vs desktop, and optimizing output to match the specific platform
- Able to create database schemas that represent and support business processes
- Strong unit test and debugging skills
- Proficient understanding of code versioning tools (such as Git, Mercurial or SVN)
- (Make sure to mention other frameworks, libraries, or any other technology related to your development stack)
- (List education level or certification you require)


Job description
● You'll design and build scalable systems using AI, ML to improve productivity in manufacturing operations
● You'll work on building web apps that are intuitive, intelligent and highly performant
● You will work with Designers, Solution Architect and Functional Consultant to define architecture and build
solutions
● You should be able to work in unstructured situations and help structure problems through discussions,
solutioning. Taking initiative, listening to others and working collaboratively on technology, product and
business would be really important
● You will work directly with founders from IIM, XLRI, DCE
Required Candidate profile
● Have 2-6 years of experience
● Come up with your own goals and don't need heavy direction or daily check-ins
● Have command and confidence on Python Django. Should be able to build complex solutions
● Have an understanding of databases - Relational and Non-Relational - their data models and
performance tradeoffs
● Have experience of database design and querying with a focus on performance
● Have knowledge of REST paradigm, service-oriented architecture and distributed systems
● Have a clear understanding of data structures and algorithms


Responsibilities
- Team Management: Manage, lead and guide a team of backend developers and interns working under you.
- API Development: Designing, developing, and testing APIs for mobile and web applications by understanding technical specification docs & communicating with the stakeholders.
- Product Creation: Understanding the products and proposing and implementing product improvements
- Customer Management: Accurately translate user and business needs into functional backend code.
Requirements
- Fluency in Python
- Ability to lead and set an example
- Experience with FastAPI and/or Flask
- Basics of SQL and NoSQL databases
- A keen eye for improving and optimising code
- Experience with performance and optimization problems and a demonstrated ability to identify and address performance bottlenecks.
- Ability to work in a fast-paced startup environment is a must. Open source contribution is a plus.
Experience
- Backend Development: 2+ years
- Python: 2+ years
- FastAPI / Flask: 1+ year
- SQL / NoSQL databases: 3+ months
Open roles:
All roles are fully remote. You can be anywhere in the world to apply for these positions.

The Solar Labs was founded by IIT alumni in 2017 to accelerate solar adoption in the world. Our products empower the solar industry to help it succeed. We develop software that helps solar installers and developers in designing more optimized solar PV systems, increase energy yield per panel installed, reduce cost of installations and create quotations and reports for clients within 20 minutes. The software has been used to estimate 1200 MW+ of solar capacity across India and serves some of the largest companies in the world including Tata Power, Adani Solar, Renew Power and hundreds of MSMEs.
When we succeed, the solar industry wins, and the world wins.
About the Product :
It's a 3d simulation software, to replicate rooftops/commercial sites, place solar panels and generate the estimation of solar energy.
Responsibilities :
- Develop cloud-based Python Django software products
- Working closely with UX and Front-end Developers
- Participating in architectural, design and product discussions Designing and creating RESTful APIs for internal and partner consumption
- Working in an agile environment with an excellent team of engineers
Skills :
- Solid database skills in a relational database (i.e. PostgresSQL, MySQL, etc.) Knowledge of how to build and use with RESTful APIs
- Strong knowledge of version control (i.e. git, svn, etc.)
- Experience deploying Python applications into production
- Amazon Web Services (AWS) or Google cloud infrastructure knowledge is a plus


- 3+ years of work experience as a Python Developer.
- Sound understanding and knowledge of Python and its ecosystem libraries like pandas and numpy. Also be able to write modular code and understand the python packaging system.
- Experience on web crawling, scraping (Scrapy,BeautifulSoup, Selenium) and web application development using Django/Flask Framework.
- Experience on Data-Science; exposure to Theanos, Tensorflow, Pytorch (preferable)
- Exposure to data mining, Pyspark (preferable)



scalability, accessibility, usability, design, and security in mind. If you don't have all
of these, that's ok, but be excited about learning the few you don't know.
Familiar with building complex web applications using Javascript / AJAX, XHTML,
CSS.
Experience with or knowledge of jQuery, Java, Struts, and other website technologies.
Strong, object-oriented design and coding skills (C/C++ and/or Java preferably on a
UNIX or Linux platform)
Solid software development background including design patterns, data structures,
test driven development
Knowledge of Perl or other scripting languages a plus
Experience with distributed (multi-tiered) systems, algorithms, and relational
databases
Software development experience in building highly scalable applications
Master’s degree in Computer Science, Computer Engineering or related technical
discipline
Experience in eCommerce and Deep hands-on technical expertise
Ability to handle multiple competing priorities in a fast-paced environment
Experience working with service oriented architectures and web based solutions.


