Lead Backend Developer

Job Responsibilities:

• Design, develop, test, and maintain high-performance web applications and backend services using Python.
• Build scalable, secure, and reliable backend systems and APIs.
• Optimize and debug existing codebases to enhance performance and maintainability.
• Collaborate closely with cross-functional teams to gather requirements and deliver high-quality solutions.
• Mentor junior developers, conduct code reviews, and uphold best coding practices.
• Write clear, comprehensive technical documentation for internal and external use.
• Stay current with emerging technologies, tools, and industry trends to continually improve development processes.

Qualifications:

• Bachelor's degree in Computer Science, Engineering, or a related field.
• 5+ years of hands-on experience in Python development.
• Strong expertise with Python web frameworks like Django and/or Flask.
• In-depth understanding of software design principles, architecture, and design patterns.
• Proven experience working with both SQL and NoSQL databases.
• Solid debugging and problem-solving capabilities.
• Effective communication and collaboration skills, with a team-first mindset.

Technical Skills:

• Programming: Python (Advanced)
• Web Frameworks: Django, Flask
• Databases: PostgreSQL, MySQL, MongoDB, Redis
• Version Control: Git
• API Development: RESTful APIs
• Containerization & Orchestration: Docker, Kubernetes
• Cloud Platforms: AWS or Azure (hands-on experience preferred)
• DevOps: CI/CD pipelines (e.g., Jenkins, GitHub Actions)

About Us:
Three Wheels United works in the exciting fintech domain by developing novel solutions to improve financial inclusion and reduce pollution. Our solutions are backed by cutting edge technology which helps streamline complex financial instruments and improve operational efficiency between various partners. Three Wheels United has won several awards for its efforts in driving sustainable use of resources and promoting clean technology and not surprisingly is backed by multiple international and national venture funds.

Being a start-up, Three Wheels United offers a challenging fast-paced environment to learn and grow by providing you opportunities to step out of comfort zone and tinker with your creative and innovative side and host various responsibilities.

In collaboration with Microsoft Research, we are developing a data-driven lending platform catered towards the needs of “emerging markets” users. The complete platform has various components, all working in tandem to provide a “comfortable” loan journey for our borrowers by working on increasing their ability to earn more as well as improving their willingness to repay. As someone joining the technology team, you’ll have the chance to experience and lead efforts into scaling the existing systems to thousands of users across India and outside. You’ll also get a chance to learn the various nuances of working in the domain of finance and sustainable technology development.

We are looking for outstanding engineers to assist building up the core components as well as designing new components. Knowledge of existing technologies is preferred, but ultimately, we are looking for individuals with a growth mindset, willing to learn and contribute to their growth and the growth of their peers.

Our lending model has been identified as one of the most innovative in global south by the Climate Finance Lab and we have raised seed funds from global Angel investors to scale our operations. We work closely with Microsoft Research India and Mahindra Electric as our technology partners. The technology team is being incubated at Microsoft Research’s Center of AI and Societal Impact and will work closely with Researchers to iron out the platform. https://hashedin.com/blog/acm-sigchis-1st-bangalore-chapter-user-research-in-action/">HashedIn and Diode cover in brief our partnership with Microsoft Research’s TEM group and the work around financial inclusion and sustainable technology development.

• Develop, modify, and maintain code base of various applications.
• Coordinating with a remote team and applying appropriate branching, labelling using GIT.
• Adding features to the existing web dashboard for monitoring and supporting field operations.
• Implementing application testability and diagnostics and fixing bug with REDUX architecture.

• 2+ years’ experience with development of Restful APIs.
• Knowledge of MVC architecture.
• Strong Knowledge of Database management and OOP.
• Any prior experience of using CD/CI pipelines and experience with azure web services.

• Contributions to Opensource projects.
• Contributions to developer community through Stack Overflow, TopCoder, CodeChef, Google Developer Groups etc.
• Relevant personal or public technical blogs

Primary Responsibilities:

• Principal Engineers  are responsible for driving Technology and Engineering Best Practices in their respective teams.
• They should demonstrate a high level of ownership and accountability for their product and software systems.
• They are expected to go above and beyond their role by contributing in tools, processes and practices which bring operational efficiency and are aligned with business goals.
• They are expected to actively participate in development along with team members and create systems and modules which represent a working model of engineering best practices.
• They are expected to participate in code reviews, design reviews, architecture discussions.
• They are responsible for the Engineering metrics/health of their systems including strong alerting and monitoring mechanisms.
• They are expected to lead the adoption of best practices around coding, designing, performance of systems in a team.

Experience or Skills Required:

• B.Tech or Advanced degree in Computer Science with 6-12 years of industry experience in product based companies.
• Proficiency with Basic libraries for machine learning such as scikit-learn and pandas
• Experience in building solutions based on Linear Regression, Logistic Regression, K Nearest neighbor, SVM, Random Forest, Decision Trees.
• Strong experience with at least one of programming languages: Python, Java, Vertx, Golang
• Strong experience in building Server side reusable components based on Microservices or Distributed Architecture.
• Solid coding skills with ability to lead teams in identifying clearing tech debts for large scale code base.
• Good understanding & experience in improving performance of scalable and real time responsive applications.
• Excellent Problem Solving skills and an aptitude to approach problems from first principles and build solutions for those.
• Must have excellent communication (verbal & written), interpersonal, leadership, and problem solving skills.
• Must be able to work independently and enjoy working at a fast paced start-up environment
• Excellent Mentoring skills. Be the technical mentor to your team.
• Must be comfortable working in fuzzy environments where boundaries are not clearly defined.

Key Responsibilities & Requirements

You should primarily be a backend developer or full stack developer, very good at code reviews and code optimization. Our products depend on processing large amounts of data and having fast response times is absolutely essential.

You will have the opportunity to

• Take responsibility of building systems for scale
• Manage our backend systems and database optimizations
• Assist in key decisions and design architecture that drives development across products
• Define processes and help with efficient functioning of the team
• Work with cross-functional teams to ensure the products are scalable, maintainable and secure

What we expect from you:

• We work on Ruby on Rails but you can have 2+ years of experience as backend developer in any language
• Have a solid grasp of OOP, databases and automated testing methodologies.
• Know how to manage sprint and ensure tasks are completed within the timeline
• Design and implementation of low-latency, high-availability, and performant applications
• Strong understanding of SQL databases
• Proficient knowledge of various authentication methods like JWT, OAuth etc..
• Perform peer code reviews and Code audit - Analyze existing code and remediate performance issues within existing applications

Having seen over 10x growth in 2021 alone, we are expanding our scope of products to cater to the fast growing creator economy and help creators monetize in ways beyond influencer marketing. We are also looking at tremendous growth in the next few years, standing at the verge of building something huge!

Come join our team of developers if a fast learning environment in a high growth industry excites you.

About Winkl

Please check out our product before applying to this position -
* Website - https://winkl.co
* Team - https://winkl.co/about
* Android App - https://play.google.com/store/apps/details?id=co.winkl.app&;amp;hl=en
* iOS App - https://www.winkl.co/app

Winkl is a technology company that is changing how influencer marketing is done. From a manual process earlier to an automated and data-driven process with Winkl. More on this here.

Leveraging data & technology helps Winkl scale influencer marketing to a level that wasn't possible earlier. This has helped Winkl power influencer campaigns for top brands in India like Flipkart, Amazon etc.

Culture & Expectations

* At Winkl, no one tells you what to do. We don't micromanage. We don't spoon feed. As long as you're willing to learn new things, are proactive, initiate activities on your own, make mistakes and learn from them, take responsibility, stick to your word of getting things done, we think you'd be a great fit at Winkl.
* On a day to day basis, you'll get to be an important part of a high growth startup as it scales.
* You'll receive all possible support from your team at Winkl to help you succeed. 
* Being highly accountable is a non-negotiable requirement

• Writing reusable, testable, and efficient code.
• Design and implementation of low-latency, high-availability, and performant applications
• Integration of user-facing elements developed by front-end developers with server-side logic
• Implementation of security and data protection
• Integration of data storage solutions

Skills And Qualifications

• Practical knowledge and understanding of web applications.
• 3+ years of good hands-on experience in Python, with knowledge of Django
• Good hands-on experience in SQL Database (MYSQL / Postgres)
• Knowledge of user authentication and authorization between multiple systems, servers, and environments
• Able to create database schemas that represent and support business processes.
• Strong unit test and debugging skills
• Proficient understanding of code versioning tools GIT.
• Has experience of working in an Agile Environment. Fluent in English (written and oral) Fluency in a second language is preferred.
• Comfortable working remotely with great communication skills for a remote work environment.

Bonus Qualifications

• Knowledge of any cloud. ( Especially Azure )

## Please apply if you have experience working on Trading Applications, all others would be automatically rejected ###

Our Core team develops connectivity software for low latency communication with derivatives exchanges all over the world, as well as real-time position and risk limit monitoring. The team's expertise is also relied upon by other C++ development groups to produce high-quality libraries and frameworks for their application development. We have a high degree of freedom and responsibility to produce technologically advanced solutions to demanding real-world problems.

From joining you will have ownership on a diverse set of projects that have a direct impact on trading performance. You will work closely with highly skilled colleagues who share your enthusiasm and deep knowledge of C++, Linux and network protocols, and share your hunger to learn more.

What We Are Looking For

• An experienced Modern C++ developer (C++17/20), with minimum 5 years experience and proficiency with C++ templates.
• A developer, who designs code to push every performance boundary.
• Excellent written and verbal communication skills.
• Ability to solve new and unfamiliar problems quickly and creatively.

• Knowledge of multiple exchanges.
• Ultra low latency design.
• Template metaprogramming.
• Network programming experience.
• Python.

• A great engineering environment whereby technology is key to our success and a C++20 code base.
• Great friendly, informal and highly rewarding culture.
• Fast growing global firm with plenty of opportunities where you will have significant impact.

Job Role – Technical Lead – Back End

Work Location  - Bengaluru  

Job Description –

Requirements
• 5+ years of experience in product companies
• Experience in software development and coding in multiple languages

• Experience in both front-end and back-end development with mastery in back-
end.

• Excellent knowledge of software and application design and architecture
• Understanding of software quality assurance principles
• Managed at least 4-5 engineers in their experience.
• High quality organisational and leadership skills
• Outstanding communication and presentation abilities

If you think you are one of them then please reply with your interest and we will take your candidature ahead for the next level of evaluation. Below information would be appreciated more:

Current CTC:

Expected CTC:

Notice Period:

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