Fullstack 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—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 experienced Full Stack Developers to join our innovative team on a full-time, hybrid basis. As part of koolio.ai, you will work on a next-gen AI-powered platform, shaping the future of audio content creation. You’ll collaborate with cross-functional teams to deliver scalable, high-performance web applications, handling client- and server-side development. This role offers a unique opportunity to contribute to a rapidly growing platform with a global reach and thrive in a fast-moving, self-learning startup environment where adaptability and innovation are key.

Key Responsibilities:

• Collaborate with teams to implement new features, improve current systems, and troubleshoot issues as we scale
• Design and build efficient, secure, and modular client-side and server-side architecture
• Develop high-performance web applications with reusable and maintainable code
• Work with audio/video processing libraries for JavaScript to enhance multimedia content creation
• Integrate RESTful APIs with Google Cloud Services to build robust cloud-based applications
• Develop and optimize Cloud Functions to meet specific project requirements and enhance overall platform performance

Requirements and Skills:

• Education: Degree in Computer Science or a related field
• Work Experience: Minimum of 6+ years of proven experience as a Full Stack Developer or similar role, with demonstrable expertise in building web applications at scale
• Technical Skills:
• Proficiency in front-end languages such as HTML, CSS, JavaScript, jQuery, and ReactJS
• Strong experience with server-side technologies, particularly REST APIs, Python, Google Cloud Functions, and Google Cloud services
• Familiarity with NoSQL and PostgreSQL databases
• Experience working with audio/video processing libraries is a strong plus
• Soft Skills:
• Strong problem-solving skills and the ability to think critically about issues and solutions
• Excellent collaboration and communication skills, with the ability to work effectively in a remote, diverse, and distributed team environment
• Proactive, self-motivated, and able to work independently, balancing multiple tasks with minimal supervision
• Keen attention to detail and a passion for delivering high-quality, scalable solutions
• Other Skills: Familiarity with GitHub, CI/CD pipelines, and best practices in version control and continuous deployment

Compensation and Benefits:

• Total Yearly Compensation: ₹25 LPA based on skills and experience
• Health Insurance: Comprehensive health coverage provided by the company
• ESOPs: An opportunity for wealth creation and to grow alongside a fantastic team

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

Responsibilities: 

• Design, code and deliver UI capabilities using Qt that would interact with backend python functionalities seamlessly. 
• Solve critical issues by coding in a hands-on and efficient manner.
• Developed CI/CD pipelines for corporate infrastructure. 
• Extensive hands-on experience developing frontend systems 
• Ability to assess and prioritise architectural components, features and bugs..
• Ability to work in an efficient startup creating innovative technology Qualifications: 
• 3+ years of industry Experience in frontend desktop application design and development. 
• Bachelor/Masters in Computer Science Engineering, other branches of engineering from Tier 1 colleges. 
• Should have a good working knowledge of Qt. 
• Familiarity with front-end technologies (like JavaScript, CSS and HTML5). 
• Strong analytical thinking and problem-solving ability Preferred Skills: 
• Attuned design sense so can collaborate with UX designers and hold high quality bars. 
• Strong Programming Skills in Python. Experience in Image Processing is a bonus 
• Deep hands-on technical expertise in full-stack development. Location: Bangalore Salary: Industry Standard with ESOP.

Quantiphi is an award-winning Applied AI and Big Data software and services company, driven by a deep desire to solve transformational problems at the heart of businesses. Our signature approach combines groundbreaking machine-learning research with disciplined cloud and data-engineering practices to create breakthrough impact at unprecedented speed.

Some company highlights:

• Quantiphi has seen 2.5x growth YoY since its inception in 2013.
• Winner of the "Machine Learning Partner of the Year" award from Google for two consecutive years - 2017 and 2018.
• Winner of the "Social Impact Partner of the Year" award from Google for 2019.
• Headquartered in Boston, with 700+ data science professionals across different offices.

For more details, visit: our http://www.quantiphi.com/">Website or our https://www.linkedin.com/company/quantiphi/">LinkedIn Page

Job Description

Role:                                 Associate Tech Architect / Tech Architect – ReactJS +Python+AWS

Experience Level:           7-13 Years

Work location:                Mumbai & Bangalore

We are looking for an experienced full stack developer( ReactJS and Python ) who can help create dynamic software applications for our clients with their skill set. In this role, you will be responsible for gathering requirements from clients and accordingly write and test scalable code, and develop front end and back-end components.

Technologies worked on:

ReactJS, Python, AWS

Requirement Description:

• Full Stack developer with experience in ReactJS, Python, API Gateway, Fargate and ECS
• Well-experienced in working with tools like Git, Maven, JFrog
• Should have a solid understanding of object-oriented programming (OOP)
• Well-experienced to perform Unit Testing and Integration Testing and have good experience in Agile based development approach
• Expertise in developing enterprise-level web applications and REST and SOAP APIs using MicroServices, with demonstrable production-scale experience
• Demonstrate strong design and programming skills using JSON, Web Services, XML, XSLT, PL/SQL in Unix and Windows environments
• Strong background working with Linux/UNIX environments and strong Shell scripting experience
• Working knowledge with SQL or  No SQL databases
• Understand Architecture Requirements and ensure effective design, development, validation, and support activities
• Understanding of core AWS services, uses, and basic AWS architecture best practices
• Proficiency in developing, deploying, and debugging cloud-based applications using AWS
• Ability to use the AWS service APIs, AWS CLI, and SDKs to write applications
• Ability to identify key features of AWS services
• Identify bottlenecks and bugs, and recommend solutions by comparing the advantages and disadvantages of custom development
• Should contribute to team meetings, troubleshooting development and production problems across multiple environments and operating platforms
• Execute strong collaboration and communication skills within distributed project teams
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency

Role :

We are building one of the world's best tech platforms for online giving, where we provide opportunities for people to donate to any cause, non-profit or geography that they care about, in the most simple, personalized and effective manner. We scale our impact on the lives of millions of underprivileged people every year through our workplace giving, subscription giving and crowdfunding products.

At Give, we are looking for top-talent for our engineering team - software engineers who want to solve complex problems, continually learn, and most importantly, make a real impact in the lives of others.

Responsibilities :

- Work alongside product to understand our requirements, and design, develop and iterate

- Think through complex architecture to build robust and scalable solutions

- Build well-abstracted modules and services

- Provide design reviews for other engineers, including feedback on architecture and design issues, as well as integration, performance and scalability

- Follow scrum methodology to iterate and deploy fast

- Mentor other team members and colleagues

- Contribute to documentation, process and procedures

Requirements :

- 7+ years of experience

- Expertise in various Javascript frameworks/libraries including, but not limited to NodeJS and React.js

- Advanced knowledge of JavaScript

- Understanding of the fundamental principles of asynchronous code

-The ability to write efficient, scalable, reusable code

- The ability to conceptualize, diagnose, architect, iterate and build systems, sub-systems and services that are complex and enterprise scale

- Advanced knowledge and experience in web and server-side technologies

- Experience in both NoSQL and relational databases (MongoDB, PostgreSQL or similar databases) and an advanced understanding of data modeling

- Experience in one or more OO language like Python/Flask (preferable), Java, Ruby, etc.

- Identity Management and Security (SSL protocols, data encryption, user authentication, authorization services)

- Expertise in Git

- The ability to work across all software platforms at a high level - frontend and backend, server management, CI/CD, administrate third party tools/services/integrations

- An advanced understanding of open source libraries/frameworks and integration with third party

- APIs - with a focus on Payments, Notifications and Analytics

- Advanced knowledge of client/server-side caching mechanisms across multiple layers

- Proven track record of technical leadership, software delivery, ownership and mentorship

- Superb understanding of scalable computing systems, software architecture, data structures and algorithms

- Deep understanding of service-oriented and microservice architectures

- Expertise in AWS and its related services (EC2, S3, RDS, Route53, Elastic Beanstalk and more) or an equivalent cloud provider, Linux and shell scripting

- Knowledge of Nginx, Docker, gunicorn is a plus

- The ability and the experience to proactively account for the edge cases rather than diagnosing them after the fact

Senior Full Stack Engineer - TalkingYak

Talking Yak is an Android-based English teaching system made specifically for native Hindi and Tamil speakers.

Our program includes over 400 intelligently-structured videos, thousands of exercises, over 10,000 vocabulary words and phrases, and a system that adapts itself to each learner. In a matter of months, we can elevate most learners to a 100% functional English capability.

We are one team at TalkingYak consisting of honest, moral & ethical individuals who are heard and valued! We hold ourselves accountable- delivering on expectations & celebrating each other for the great work we do!

We’re looking for a senior developer who has a lot of passion towards solving real world problems using technology. 

Below are some of the developer qualities we like a lot,

• Good team player
• Ability to write clean readable code
• Good logical and problem solving skills
• Clear communication skills
• Never give up attitude
• Passionate to learn and acquire new skills

Our current technology stack includes Android, Python, Flask, MongoDB, RabbitMQ, ElasticSearch and AWS. While it is a bonus to have worked on the same set of above listed technologies, it is not a must until you have hands-on experience with similar technologies.

To give you an idea about what you will be working on after joining us, you will be

• Dockerizing different services and automating our AWS infrastructure provisioning steps
• Optimising our backend services to scale for a few hundreds of concurrent users
• Managing our backed service and adding new features to it
• Working on refactoring our current android codebase to a cleaner design
• Mentoring junior developers

While we feel a developer with 4 to 8 years of hands-on experience will be more suitable for this role, it shouldn't be a hard constraint if you have the required skills.

We would love to get in touch immediately and have a conversation, if you feel our interests align.

Roles & Responsibilities:

• As one of the earliest employees, there will be a lot on your plate. All the time!
• You'll build new product features from start to finish: through conception, research, maintenance, and polish. Think features to improve our collaborative student learning platforms, such as new collaborative learning activities for teaching coding and other subjects.
• You'll build improvements to performance, reliability, and product polish — for example, improving the efficiency and performance of our replicated state systems.
• You'll build and improve processes and internal tools with simplicity and productivity in mind — such as, a tool to sync updates between Zoho, slack etc.

This might be for you if...

• You have knowledge of ReactJS and any backend technology along with that
• You have been professionally coding for at least 3 years
• You have worked in a startup and relish the chaos and pressure
• You've built and maintained quality user interfaces that have reached a large audience, ideally while the product is experiencing rapid growth.
• You can readily learn most technologies as you go. To you, technologies are about tools and tradeoffs, not an ideology.
• You care about the business implications of anything you build. You're not just going after cool stuff — you understand the balance between craft, speed, and the bottom line.

• 5-7 years of relevant product design, development and testing experience
• Strong technical skills in java springboot/MVC frameworks, reactjS. API development, Cloud native solutions like lambda, azure functions is good to have.
• Database – primarily Mongo DB, Knowledge of postgres /MySQL is good to have
• DevOps - Knowledge of DevOps will be good to have
• API - Preferred experience with one of API gateway platform (Apigee, Mulesoft, Kong, WSO2)
• Good communication skills, with an ability to express and understand complex technical concepts.
• Strong analytical, problem-solving, and conceptual skills.
• Ability to work under pressure and meet tight deadlines.
• Experience of working with globally distributed teams.
• Innovative and Self learner for mentoring and problem resolutions.
• Ability to mentor and manage product teams