Backend developer

Job Summary

We are looking for a skilled Python Developer with 3 years of experience to join our

team in Bangalore. The ideal candidate should have strong expertise in Python,

Django, and PostgreSQL, along with a good understanding of backend development.

Knowledge of Java will be an added advantage.

Key Responsibilities

 Develop, test, and maintain scalable backend applications using Python and

Django

 Design and manage databases using PostgreSQL

 Write clean, efficient, and reusable code

 Collaborate with cross-functional teams to define, design, and ship new

features

 Debug and resolve technical issues and optimize application performance

 Participate in code reviews and ensure best coding practices

 Required Skills

 Strong experience in Python

 Hands-on experience with Django framework

 Good knowledge of PostgreSQL database

 Understanding of REST APIs and web services

 Familiarity with version control systems (e.g., Git)

 Good to Have

 Basic knowledge of Java

 Experience with cloud platforms or deployment processes

 Understanding of front-end technologies is a plus

Qualifications

 Bachelor’s degree in Computer Science, Engineering, or related field

 Additional Requirements

 Immediate joiners or candidates with short notice period preferred

 Strong problem-solving and analytical skills

 Good communication and teamwork abilities

Job Description: Python Developer

Experience: 2+ Years

Job Location: Nr. Iskcon Mega Mall, SG Highway, Ahmedabad

Timings: 10 AM to 7 PM

Job Description:

Technical Skills :

• Good knowledge of Python with 2+ years of minimum experience 
• Strong understanding of various Python Libraries, APIs, and toolkits. 
• Good experience in Django, Django REST Framework, and Flask framework.
• Understanding of AWS Serverless implementation using Lambda and API Gateway
• Hands-on Experience in Databases like Mysql, PostgreSQL.
• Good experience/understanding in Agentic AI / RAG.
• Proficient in NoSQL document databases especially MongoDB, Redis.
• Stronghold in Data Structures and Algorithm
• Thorough understanding of version control system concepts especially GIT.
• Understanding of the whole web stack and how all the pieces fit together (front-end, database, network layer, etc.) and how they impact the performance of your application.
• Excellent understanding of MVC and OOP. Bonus for the understanding of prevalent design patterns.
• Excellent debugging and optimization skills

Job Responsibilities :

• Building big, robust, scalable, and maintainable applications.
• Debugging, Fixing bugs, Identifying Performance Issues, and Improving App Performance.
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
• Handling complex technical issues related to web app development & discussing solutions with the team.
• Developing, Deploying, and maintaining Multistage, Multi-tier applications.
• To write high-performing code and will be participating in key architectural decisions.
• Project Execution & Client Interaction
• Scrum Implementation

Mandatory

Strong Senior / Lead Software Engineer profile

Mandatory (Experience 1) - Must have Min 6 YOE in Software development, wherein 1-2 Yrs as Senior or Lead Role.

Mandatory (Experience 2) - Must have experience with Python + Django / Flask or similar framework

Mandatory (Experience 3) - Must have experience with Relational Databases (like MySQL, PostgreSQL, Oracle etc)

Mandatory (Experience 4) - Must have good experience in Micro Services or Distributed System frameworks(eg, Kafka, Google pub / Sub, AWS SNS, Azure Service Bus) or Message brokers(eg,RabbitMQ)

Mandatory (Location) - Candidate must be from Bengaluru

Mandatory (Company) - Product / Start-up companies only

Mandatory (Stability) - Should have worked for at least 2 years in 1 Company in last 3 years..

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

Job Responsibilities
● Implement and maintain Django-based applications

● Use server-side logic to integrate user-facing elements.

● Develop software related to asset management

● Write and implement software solutions that integrate different systems.

● Identify and suggest various opportunities to improve efficiency and functionality.

● Coordinating the workflow between the graphic designer, the HTML coder, and yourself

● Creating self-contained, reusable, and testable modules and components

● Continuously discover, evaluate, and implement new technologies to maximize development efficiency.

● Unit-test code for robustness, including edge cases, usability, and general reliability.

● Should have the ability to work with old and new versions of django.

● Understand existing code base and adapt to business needs as required

Required Skills
● 3 years experience in software industry

● Minimum 2 year experience in Python

● Minimum 1 Year experience in Django

● Basic understanding of front end technologies like HTML, CSS, JavaScript and jQuery

● Ability to build user interfaces using the latest web standards

● Familiarity with event-driven programming in Python

● Able to create database schemas that represent and support business processes

● Strong unit test and debugging skills

● Experience working in Linux

● Excellent problem solving skills

● Excellent verbal and written communication skills

● Ability to work well in a team development environment

• Back-end software development
• Software engineering and designing data models and write effective APIs
• Working together with engineers and product teams
• Understanding business use cases and requirements for different internal teams
• Maintenance of existing projects and New feature development
• Consume and integrate classifier/ ML snippets from Data science team

What we are looking for:

• 2+ years of industry experience with the Python and Django framework.
• Degree in Computer Science or related field
• Good analytical skills with strong fundamentals of data structures and algorithms
• Experience building backend services with hands-on experience through all stages of Agile software development life cycle. 
• Ability to write optimized codes,debug programs, and integrate applications with third party tools by developing various APIs
• Experience with Databases.
• Experience with writing REST-APIs.
• Prototyping initial collection and leveraging existing tools and/or creating new tools
• Experience working different types of datasets (e.g. unstructured, semi-structured, with missing information)
• Ability to think critically and creatively in a dynamic environment, while picking up new tools and domain knowledge along the way
• A positive attitude, and a growth mindset

Bonus:

• Experience with relevant Python libraries such as Requests, sklearn, Selenium
• Hands on experience in Machine learning implementations
• Experience with Cloud infrastructure (e.g. AWS) and relevant microservices
• Good Humor

Your Responsibilities :

• Spend most of your time developing brand new software in Python
• Build out a secure data replication infrastructure to replicate transactional data across a hierarchical system
• Build out APIs for supporting a fleet of 20k devices
• Build out a configurable data analytics and reporting framework
• Build out real time dashboards for getting a high level and deep dive view of the overall system
• Be responsible for independently designing and building out modules of the overall system
• Work with a team of smart peers and take ownership of the resulting system
• Push yourselves, create impact, learn and grow as an engineer