Python developer

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 full-time Software 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.
• Collaborate with cross-functional teams to integrate frontend features with backend logic.
• Collaborate with the product and design teams to develop and implement user-friendly web interfaces
• Ensure responsive design and optimize web pages for performance and scalability across devices
• Debug and resolve issues, improving the overall user experience on the platform and ensuring reliability
• Assist in integrating APIs and frontend services with the backend
• Stay up-to-date with the latest trends and suggest improvements to enhance the platform’s functionality

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.
• Strong proficiency in JavaScript frameworks like ReactJS or Redux
• Proficiency in frontend languages such as HTML, CSS, and JavaScript (ES6+)
• 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 software development, build critical skills, and contribute to a product that has a real-world impact.

Job Details

- Job Title: Lead I - Software Engineering - Java, J2Ee, Spring

- Industry: Technology

- Domain - Information technology (IT)

- Experience Required: 6-12 years

- Employment Type: Full Time

- Job Location: Bangalore

- CTC Range: Best in Industry

Job Description:

Role Summary:

We are looking for an experienced Senior Java Developer with expertise in building robust, scalable web applications using Java/J2EE, Spring Boot, REST APIs, and modern microservices architectures. The ideal candidate will be skilled in both back-end and middleware technologies, with strong experience in cloud platforms (AWS), and capable of mentoring junior developers while contributing to high-impact enterprise projects.

The developer will be responsible for full-cycle application development: from interpreting specifications and writing clean, reusable code, to testing, integration, and deployment. You will also work closely with customers and project teams to understand requirements and deliver solutions that optimize cost, performance, and maintainability.

Key Responsibilities:

Application Development & Delivery

• Design, code, debug, test, and document Java-based web applications aligned with design specifications.
• Build scalable and secure microservices using Spring Boot and RESTful APIs.
• Optimize application performance, maintainability, and reusability by using proven design patterns.
• Handle complex data structures and develop multi-threaded, performance-optimized applications.
• Ensure code quality through TDD (JUnit) and best practices.

Cloud & DevOps

• Develop and deploy applications on AWS Cloud Services: EC2, S3, DynamoDB, SNS, SES, etc.
• Leverage containerization tools like Docker and orchestration using Kubernetes.

Integration & Configuration

• Integrate with various databases (PostgreSQL, MySQL, Oracle, NoSQL).
• Configure development environments and CI/CD pipelines as per project needs.
• Follow configuration management processes and ensure compliance.

Testing & Quality Assurance

• Review and create unit test cases, scenarios, and support UAT phases.
• Perform defect root cause analysis (RCA) and proactively implement quality improvements.

Documentation

• Create and review technical documents: HLD, LLD, SAD, user stories, design docs, test cases, and release notes.
• Contribute to project knowledge bases and code repositories.

Team & Project Management

• Mentor team members; conduct code and design reviews.
• Assist Project Manager in effort estimation, planning, and task allocation.
• Set and review FAST goals for yourself and your team; provide regular performance feedback.

Customer Interaction

• Engage with customers to clarify requirements and present technical solutions.
• Conduct product demos and design walkthroughs.
• Interface with customer architects for design finalization.

Key Skills & Tools:

Core Technologies:

• Java/J2EE, Spring Boot, REST APIs
• Object-Oriented Programming (OOP), Design Patterns, Domain-Driven Design (DDD)
• Multithreading, Data Structures, TDD using JUnit

Web & Data Technologies:

• JSON, XML, AJAX, Web Services
• Database Technologies: PostgreSQL, MySQL, Oracle, NoSQL (e.g., DynamoDB)
• Persistence Frameworks: Hibernate, JPA

Cloud & DevOps:

• AWS: S3, EC2, DynamoDB, SNS, SES
• Version Control & Containerization: GitHub, Docker, Kubernetes

Agile & Development Practices:

• Agile methodologies: Scrum or Kanban
• CI/CD concepts
• IDEs: Eclipse, IntelliJ, or equivalent

Expected Outcomes:

• Timely delivery of high-quality code and application components
• Improved performance, cost-efficiency, and maintainability of applications
• High customer satisfaction through accurate requirement translation and delivery
• Team productivity through effective mentoring and collaboration
• Minimal post-production defects and technical issues

Performance Indicators:

• Adherence to coding standards and engineering practices
• On-time project delivery and milestone completion
• Reduction in defect count and issue recurrence
• Knowledge contributions to project and organizational repositories
• Completion of mandatory compliance and technology/domain certifications

Preferred Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field
• Relevant certifications (e.g., AWS Certified Developer, Oracle Certified, Scrum Master)

Soft Skills:

• Strong analytical and problem-solving mindset
• Excellent communication and presentation skills
• Team leadership and mentorship abilities
• High accountability and ability to work under pressure
• Positive team dynamics and proactive collaboration

Skills

Java, J2Ee, Spring

Must-Haves

Java, J2Ee, Spring

Machine Learning + Aws+ (EKS OR ECS OR Kubernetes) + (Redshift AND Glue) + Sagemaker

NP: Immediate – 30 Days

Job Title: Full-Stack Developer

Location: Bangalore/Remote

Type: Full-time

About Eblity: 

Eblity’s mission is to empower educators and parents to help children facing challenges. 

Over 50% of children in mainstream schools face academic or behavioural challenges, most of which go unnoticed and underserved. By providing the right support at the right time, we could make a world of difference to these children.

We serve a community of over 200,000 educators and parents and over 3,000 schools.

If you are purpose-driven and want to use your skills in technology to create a positive impact for children facing challenges and their families, we encourage you to apply.

Join us in shaping the future of inclusive education and empowering learners of all abilities.

Role Overview: 

As a full-stack developer, you will lead the development of critical applications. 

These applications enable services for parents of children facing various challenges such as Autism, ADHD and Learning Disabilities, and for experts who can make a significant difference in these children’s lives. 

You will be part of a small, highly motivated team who are constantly working to improve outcomes for children facing challenges like Learning Disabilities, ADHD, Autism, Speech Disorders, etc. 

Job Description:

We are seeking a talented and proactive Full Stack Developer with hands-on experience in the React / Python / Postgres stack, leveraging Cursor and Replit for full-stack development. As part of our product development team, you will work on building responsive, scalable, and user-friendly web applications, utilizing both front-end and back-end technologies. Your expertise with Cursor as an AI agent-based development platform and Replit will be crucial for streamlining development processes and accelerating product timelines.

Responsibilities:

• Design, develop, and maintain front-end web applications using React, ensuring a responsive, intuitive, and high-performance user experience.
• Build and optimize the back-end using FastAPI or Flask and PostgreSQL, ensuring scalability, performance, and maintainability.
• Leverage Replit for full-stack development, deploying applications, managing cloud resources, and streamlining collaboration across team members.
• Utilize Cursor, an AI agent-based development platform, to enhance application development, automate processes, and optimize workflows through AI-driven code generation, data management, and integration.
• Collaborate with cross-functional teams (back-end developers, designers, and product managers) to gather requirements, design solutions, and implement them seamlessly across the front-end and back-end.
• Design and implement PostgreSQL database schemas, writing optimized queries to ensure efficient data retrieval and integrity.
• Integrate RESTful APIs and third-party services across the React front-end and FastAPI/Flask/PostgreSQLback-end, ensuring smooth data flow.
• Implement and optimize reusable React components and FastAPI/Flask functions to improve code maintainability and application performance.
• Conduct thorough testing, including unit, integration, and UI testing, to ensure application stability and reliability.
• Optimize both front-end and back-end applications for maximum speed and scalability, while resolving performance issues in both custom code and integrated services.
• Stay up-to-date with emerging technologies to continuously improve the quality and efficiency of our solutions.

Qualifications:

• Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
• 2+ years of experience in React development, with strong knowledge of component-based architecture, state management, and front-end best practices.
• Proven experience in Python development, with expertise in building web applications using frameworks like FastAPI or Flask.
• Solid experience working with PostgreSQL, including designing database schemas, writing optimized queries, and ensuring efficient data retrieval.
• Experience with Cursor, an AI agent-based development platform, to enhance full-stack development through AI-driven code generation, data management, and automation.
• Experience with Replit for full-stack development, deploying applications, and collaborating within cloud-based environments.
• Experience working with RESTful APIs, including their integration into both front-end and back-end systems.
• Familiarity with development tools and frameworks such as Git, Node.js, and Nginx.
• Strong problem-solving skills, a keen attention to detail, and the ability to work independently or within a collaborative team environment.
• Excellent communication skills to effectively collaborate with team members and stakeholders.

Nice-to-Have:

• Experience with other front-end frameworks (e.g., Vue, Angular).
• Familiarity with Agile methodologies and project management tools like Jira.
• Understanding of cloud technologies and experience deploying applications to platforms like AWS or Google Cloud.
• Knowledge of additional back-end technologies or frameworks (e.g., FastAPI).

What We Offer:

• A collaborative and inclusive work environment that values every team member’s input.
• Opportunities to work on innovative projects using Cursor and Replit for full-stack development.
• Competitive salary and comprehensive benefits package.
• Flexible working hours and potential for remote work options.

Location: Remote

If you're passionate about full-stack development and leveraging AI-driven platforms like Cursor and Replit to build scalable solutions, apply today to join our forward-thinking team!

About the brand:

Think9 is a brand co-creation platform that transforms powerful ideas into authentic, profitable, and experience-led brands that can define the future of brands in key consumption categories like fashion and lifestyle; food and FMCG, home and decor and beauty and wellness. We are a team of experienced entrepreneurs, marquee investors, and industry professionals who have expertise and experience in building some of the most popular brands in the country. We partner with passionate entrepreneurs to combine our collective learning and experience with data science, digital ethnography, and technology platforms to build brands that connect to the new generation of Indian consumers.

What you’ll be doing?

• Working knowledge of Shopify platform, as well as exposure to application development and the use of storefront APIs to extend Shopify functionality.

• Strong knowledge of liquid programming language and experience in development and application of custom/bespoke Shopify theme and modify  the pre-existing template(s)

• Collaborating with the UX and UI design teams to produce seamless, robust, and responsive frontend user experiences

• Manage multiple projects simultaneously, and be able to address their specific needs and  requirements at a moment's notice

• Understand business needs that drive project features & functions and provide internal consultation

• Proficiency in and understanding of best practices for HTML5, CSS, JavaScript/jQuery

• Have experience in migrating the e-commerce ecosystem in Shopify, Integrating third-party systems and Shopify supported apps

• Strong understanding of the e-commerce principles and the associated technology/tools

• Comfortable using version control systems (Bitbucket/GitHub)

• The ability to use Shopify Plus features including scripts and flow to best utilize the front and backend capabilities of the Shopify platform in building, launching and maintaining Shopify web-stores

• Strong skills in MySQL, CSS, HTML5, jQuery, JavaScript, Web Services

• Knowledge of additional platforms will be a plus

• Strong Object-Oriented Programming concepts

What you’ll bring?

• Education: Bachelor's Degree in IT, Computer Science, Computer Programming, or a similar field

• 3-5 years of experience developing within the Shopify 

• 3-5 years of experience in front-end technologies including, but not limited to, JavaScript, AJAX,HTML, CSS, SASS, XML

• Strong hands-on experience in daily eComm execution and process optimization

• Interest in staying current and applying the most current best practices

• Able to work effectively in a fluid, fast-paced environment.

Core Competency:

Professional development experience, working the full stack on large scale B2B, SaaS products. • Expertise with learning new technologies and strong experience with our tech stack AngularJS, JavaScript, Node.js, Go, React.js and Postgres. • Bachelor’sin Computer Scienceorsolid knowledgeof CS fundamentals(OOP, designpatterns, algorithms, etc...) • Experience and adesire towork in a fast-paced environment. • We are a leading cloud-based open platform used by some of the most prestigious companies around • You will get to work with some of the most complex technologies on the market today • You will have an opportunity to work at all levels of the organization.

JOB DESCRIPTION

Overview - We always put our users first. We start by looking at things from the user’s perspective and end by evaluating how the solution has impacted the user.  We are looking for People who are continuously adapting to new technologies and excited to work on products that influence millions of people every day. The Android and iOS mobile applications are used by millions of people around the world and are some of India’s best known and most loved applications and we’re looking for someone to lead the engineering teams that build these apps.

Role - We are looking for a highly skilled computer programmer who is comfortable with both front and back end programming. Full Stack Developer will be required to see out a project from conception to final product, requiring good organizational skills and attention to detail. You will strike a balance between the consumers’ intent and the business’s needs.

What you will do in this role

• Developing front end website architecture.
• Translate requirements and mock-ups into fully functional features by working closely with business and product owners, creative designers and back-end developers.
• Creating servers and databases for functionality.
• Review requirements, design specifications, propose solutions and implementation.
• Work with team leads on the requirements and create estimates against those requirements.
• Deliver projects on time in an agile and continuous development environment.
• Writing tests in a client-side test framework such as Jest, Jasmine, etc.
• Designing and developing APIs.
• Monitor systems to ensure they meet both user needs and business goal.

What you should have

• 2-5 years of hands-on experience in software development and system administration.
•  Experience in Micro services, Serverless applications, Container-based applications.
•  Strong Experience on AWS cloud (Lambda, S3, Kinesis, SQS, SNS, ECS, Dynamo DB).
•  Good understanding of Devops, Apache Kafka.
•  Familiarity with JavaScript frameworks such as ReactJS.
•  Proficiency with server side languages such as NodeJS, Python and PHP.
•  Familiarity with database technology such as MySQL, Mongo DB and Dynamo DB.
•  Familiarity with Logging & Monitoring tools like Kibana, NewRelic, DataDog
• Proficiency with fundamental front end languages such as HTML, CSS and JavaScript.
• Experience with unit testing & Test Driven Development (TDD) and CI/CD.

• BE (Comp/IT), ME (Comp/IT), MCA, M.Tech, B.Tech.

As a Scala Developer, you are part of the development of the core applications using the Micro Service paradigm. You will join an Agile team, working closely with our product owner, building and delivering a set of Services as part of our order management and fulfilment platform. We deliver value to our business with every release, meaning that you will immediately be able to contribute and make a positive impact.

Our approach to technology is to use the right tool for the job and, through good software engineering practices such as TDD and CI/CD, to build high-quality solutions that are built with a view to maintenance. 

Responsibilities

• Developing user-focused website applications.
• Seeing a project from conception to finished product.
• Working alongside designers and mobile developer.
• Meeting both technical and end-user needs.

Must Haves

• Proficiency in fundamental front-end languages such as HTML, CSS (Including SASS), and JavaScript (Also comfortable with the JS library: jQuery, React or Angular)
• Proficiency in server-side language PHP.
• Comfortable with Database systems (MySQL, SQL), NOSQL (i.e. Mongo dB)
• Strong understanding of how a server works
• VCS (Version control system): Git
• Ensuring the developing application(website) has met the security standards: Front end Back end
• Testing: Experience with unit testing and tools
• WordPress development
• Working with API (REST)
• Evaluating code to ensure it meets industry standards, is valid, is properly structured, and is compatible with browsers, devices (Mobile).
• Experience in Cloud Computing (i.e. AWS, Google Cloud Platform) is a plus.
• Attention to detail
• Creative vision
• Good organizational skills
• Good problem-solving skills
• Patience, a big one
• Identifying problems uncovered by customer feedback and testing, and correcting
• Able to develop ideas and processes and clearly express them

Good to Have

• Comfortable with MVC frameworks (Zend, Laravel)