
Senior NodeJS Developer - Backend Development
at AI Powered Logistics Company
Job Title: Backend Engineer - NodeJS, NestJS, and Python
Location: Hybrid weekly ⅔ days WFO (Bengaluru- India)
About the role:
We are looking for a skilled and passionate Senior Backend Developer to join our dynamic team. The ideal candidate should have strong experience in Node.js and NestJS, along with a solid understanding of database management, query optimization, and microservices architecture. As a backend developer, you will be responsible for developing and maintaining scalable backend systems, building robust APIs, integrating databases, and working closely with frontend and DevOps teams to deliver high-quality software solutions.
What You'll Do 🛠️
- Design, develop, and maintain server-side logic using Node.js, NestJS, and Python.
- Develop and integrate RESTful APIs and microservices to support scalable systems.
- Work with NoSQL and SQL databases (e.g., MongoDB, PostgreSQL, MySQL) to create and manage schemas, write complex queries, and optimize performance.
- Collaborate with cross-functional teams including frontend, DevOps, and QA.
- Ensure code quality, maintainability, and scalability through code reviews, testing, and documentation.
- Monitor and troubleshoot production systems, ensuring high availability and performance.
- Implement security and data protection best practices.
What You'll Bring 💼
- 4 to 6 years of professional experience as a backend developer.
- Strong proficiency in Node.js and NestJS framework.
- Good hands-on experience with Python (Django/Flask experience is a plus).
- Solid understanding of relational and non-relational databases.
- Proficient in writing complex NoSQL queries and SQL queries
- Experience with microservices architecture and distributed systems.
- Familiarity with version control systems like Git.
- Basic understanding of containerization (e.g., Docker) and cloud services is a plus.
- Excellent problem-solving skills and a collaborative mindset.
Bonus Points ➕
- Experience with CI/CD pipelines.
- Exposure to cloud platforms like AWS, GCP or Azure.
- Familiarity with event-driven architecture or message brokers (MQTT, Kafka, RabbitMQ)
Why this role matters
You will help build the company from the ground up—shaping our culture and having an impact from Day 1 as part of the foundational team.

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Technical Expertise:
- Strong proficiency in OOP concepts, C#, .NET Core, Entity Framework, React, SQL Server, PostgreSQL, Dapper, ADO.NET, LINQ, and Web API Development.
- Experience with event-driven architecture and messaging systems such as Kafka or Rabbit MQ.
- Excellent debugging, troubleshooting, and performance optimization skills.
- Expertise in database development including tables, views, stored procedures, triggers, and functions.
- Hands-on experience with unit testing frameworks (XUnit).
- Proficiency in JWT services, Git, and third-party API integration.
- Experience in code review and mentoring junior developers.
- Preferred Qualification:
- Bachelor’s Degree in Business, Marketing, Communications, or related field.
Profile: Senior Java Developer
🔷 Experience: 5+ Years
🔷 Location: Remote
🔷 Shift: Day Shift
(Only immediate joiners & candidates who have completed notice period)
✨ What we want:
✅ AWS cloud services (MANDATORY)
✅ Docker containerization (MANDATORY)
✅ Spring/Spring Boot framework
✅ RESTful API development
✅ Microservices architecture
✅ Database experience (SQL/NoSQL)
✅ Git version control & CI/CD
✅ Kubernetes orchestration
Job Responsibilities:
* Design, build, and maintain efficient, reusable, and reliable Java code
* Ensure the best possible performance, quality, and responsiveness of the applications
* Identify bottlenecks and bugs, and devise solutions to these problems
* Help maintain code quality, organization, and automatization
* Prepare the technical design of complex technology components
Mandatory Skills:
* Proficient in Java (JDK 1.7) or above JDK 8 preferable, with a good knowledge of its ecosystems with a knack for writing clean, readable Java code, writing reusable Java libraries along with knowledge of concurrency patterns in Java
* Solid understanding of object-oriented programming along with various design and architectural patterns
* Hands on experience with Spring, Spring Boot, JUnit
* Familiarity with concepts of MVC, Microservices, RESTful
Node.js Developer Requirements:
1. Bachelor's degree in computer science, information science, or similar.
2. At least two years' experience as a Node.js developer.
3. Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
4. Knowledge of front-end technologies such as HTML5 and CSS3.
5. Superb interpersonal, communication, and collaboration skills.
6. Exceptional analytical and problem-solving aptitude.
7. Great organizational and time management skills.
8. Availability to resolve urgent web application issues outside of business hours.
- Discussing project aims with the client and development team.
- Designing and building web applications using Laravel.
- Troubleshooting issues in the implementation and debug builds.
- Working with front-end and back-end developers on projects.
- Testing functionality for users and the backend.
- Ensuring that integrations run smoothly.
- Scaling projects based on client feedback.
- Recording and reporting on work done in Laravel.
- Maintaining web-based applications.
- Presenting work in meetings with clients and management.
Laravel Developer Requirements:
- A degree in programming, computer science, or a related field.
- Experience working with PHP, performing unit testing, and managing APIs such as REST.
- A solid understanding of application design using Laravel.
- Knowledge of database design and querying using SQL.
- Proficiency in HTML and JavaScript.
- Practical experience using the MVC architecture.
- A portfolio of applications and programs to your name.
- Problem-solving skills and critical mindset.
- Great communication skills.
- The desire and ability to learn.
We are looking for a highly skilled computer programmer who is comfortable with both front and back-end programming.
Full-stack developers are responsible for developing and designing front-end web architecture, ensuring the responsiveness of applications, and working alongside graphic designers for web design features, among other duties.
Full-stack developers will be required to see out a project from conception to the final product, requiring good organizational skills and attention to detail.
Full Stack Developer Responsibilities:
- Developing front-end website architecture.
- Designing user interactions on web pages.
- Developing back-end website applications.
- Creating servers and databases for functionality.
- Ensuring cross-platform optimization for mobile phones.
- Ensuring responsiveness of applications.
- Working alongside graphic designers for web design features.
- Seeing through a project from conception to finished product.
- Designing and developing APIs.
- Meeting both technical and consumer needs.
- Staying abreast of developments in web applications and programming languages.
- Degree in computer science.
- Strong organizational and project management skills.
- Proficiency with fundamental front-end languages such as HTML, CSS, and JavaScript.
- Familiarity with JavaScript frameworks React.js.
- Proficiency with Ruby on Rails
- Familiarity with database technology such as MySQL or Oracle or PostgreSQL.
- Excellent verbal communication skills.
- Good problem-solving skills.
- Attention to detail.
- 5 working days
- Flexible timings
- Work from home granted
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&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
· Lead from the front, when it comes to delivering high quality work products. Serve as a mentor to the team members
· Create and define performance metrics. Ideate, innovate and hack through the existing systems to improve performance.
· Perform code reviews, set coding practices and guidelines within the team.
· Make sense of the product specs, be nimble in getting the issues resolved. Be a thought leader. · Solid understanding and knowledge of Java/C/C++. You should understand the concepts of multithreading, I/O, messaging, instrumentation etc and their implementation in Java/Any other Object-Oriented Language.
· Proficiency in the implementation of algorithms and the use of advanced data structures to solve problems in computing. A solid foundation in the principles of computer science is desired.
· Ability to write clean, modular, and loosely coupled code by the use of design patterns.
· He/She should be able to break down and architect complex software systems. For example- Build








