Python Developer

Who are we?

Trendlyne is a funded, profitable products startup in the financial markets space. We have cutting-edge analytics products built for Indian and US customers, for stock markets and mutual funds.

Our founders are IIT + IIM graduates, with strong tech and marketing experience. We have top finance and management experts on the Board of Directors.

What do we do?

We build powerful analytics in the US and Indian stock market space that are best in class. Organic growth in B2B and B2C products have already made the company profitable. We deliver 1 billion+ APIs every month to B2B customers, and have a B2C website and app.

Visit us at trendlyne.com, or look for the trendlyne mobile app on the Google Play Store:

https://play.google.com/store/apps/details?id=com.trendlyne.markets

Tech Stack

• Python (Django)
• PostgreSQL / MySQL
• Redis / caching systems
• REST APIs

Job Responsibilities : 

• Develop and maintain scalable, robust backend systems using Python and Django framework. 
• Work closely with product managers and other cross-functional teams to help define, scope, and deliver world-class products and high-quality features addressing key user needs. 
• Translate requirements into system architecture and implement code while considering performance issues of dealing with billions of rows of data and serving millions of API requests every hour. 
• Ability to take full ownership of the software development lifecycle from requirement to release.
• Writing and maintaining clear technical documentation enabling other engineers to step in and deliver efficiently. 
• Embrace design and code reviews to deliver quality code. 
• Play a key role in taking Trendlyne to the next level as a world-class engineering team 
• Develop and iterate on best practices for the development team, ensuring adherence through code reviews. 
• As part of the core team, you will be working on cutting-edge technologies like AI products, online backtesting, data visualization, and machine learning. 
• Proficient understanding of the performance of web and mobile applications.
• Mentor junior developers and foster skill development within the team.

Job Requirements : 

• 4+ years of experience with Python and Django.
• Good knowledge of APIs, databases, and system performance
• Strong understanding of relational databases like PostgreSQL or MySQL and Redis.
• Ownership mindset: you build, ship, and improve
• (Optional): Experience with web front-end technologies such as JavaScript, HTML, and CSS 

1) Be open to learn new frameworks like Hapi.JS , Typescript , Nest.JS

2) Strong DB concepts , and hands on knowledge on MongoDB , REDIS

3) Experience working with micro-services will be a plus

4) Experience working with JWT and IAM systems will be a plus

5) Experience working with Postman , Swagger will be a plus

6) TDD knowledge is an advantage and also working with Unit Test code and familiar with test code coverage concepts.

7) Strong operating system knowledge is a plus with knowledge of how to manage threads.

8) Working experience with RabbitMQ , Kafka will be a plus

9) Strong knowledge of JS internals is a must.

We are looking for a passionate and skilled Node.js Developer to join our dynamic team. If you're excited about building scalable and efficient backend applications using modern technologies, we’d love to hear from you!

Responsibilities

Develop and maintain server-side components using Node.js

Design and build scalable RESTful APIs

Ensure high performance and responsiveness of applications

Implement security and data protection measures

Collaborate with team members to define and deliver high-quality software

Write unit and integration tests to ensure software quality

Required Skills

✅ Strong proficiency in JavaScript

✅ Good understanding of Node.js and Express

✅ Experience with NoSQL databases, especially MongoDB

✅ Familiarity with Git and version control workflows

✅ Ability to write reusable, testable, and efficient code

✅ Experience with JWT and modern authorization mechanisms

✅ Knowledge of security and data protection best practices

✅ Strong analytical and problem-solving skills

About the Company:

Alyke, recognized as India's first friendship app, is revolutionizing the way people find friends online through its innovative matching algorithm. Alyke has quickly gained traction, surpassing 1 million users. This platform uniquely connects individuals based on shared interests and proximity, and stands out for its commitment to creating a secure environment that encourages users to express themselves freely. Joining Alyke offers the chance to be part of an innovative team dedicated to reshaping the landscape of social connections

Role Overview:

As a Senior Backend Developer, you will play a crucial role in the design, development, and optimization of our backend systems. You will be instrumental in building scalable, high-performance applications that support our business's needs. This role demands a deep understanding of backend technologies, database design, cloud infrastructure, and the ability to integrate a wide range of services and APIs.

Key Responsibilities

• Design and implement scalable, secure, and robust backend services and APIs.
• Lead the development of microservices architecture, ensuring optimal performance and scalability.
• Oversee the integration of third-party services and external APIs, including notification services like FCM.
• Develop and manage database schemas, optimizing for performance and scalability using MongoDB and Redis.
• Implement real-time data processing mechanisms for live updates and push notifications, utilizing technologies like Firebase.
• Manage cloud infrastructure and serverless functions on platforms such as AWS and GCP, ensuring efficient operations and cost management.
• Ensure the security of backend systems through robust authentication, authorization, data encryption, and adherence to best practices in data security and compliance.
• Work closely with the frontend team to integrate backend services and ensure a seamless user experience.
• Continuously evaluate and adopt new technologies and frameworks to improve the backend infrastructure.
• Mentor junior developers, fostering a culture of learning and growth within the team.

Qualifications

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• 5+ years of experience in backend development, with a strong portfolio of projects demonstrating expertise in NodeJS, ExpressJS, and asynchronous programming.
• Extensive experience with database design, optimization, and management using MongoDB and Redis.
• Proven track record in developing and managing REST APIs.
• Deep understanding of microservices architecture and real-time data processing.
• Solid experience with caching mechanisms and SQS management.
• Comprehensive knowledge of security principles, including authentication, authorization, and data encryption.
• Familiarity with compliance and data protection standards.
• Should have worked on scalable microservices architecture
• Experience with Lambda functions.
• Experience working with firebase
• Should have proven experience in mobile application development
• Should have working experience in sqs
• Have knowledge of elastic cache 
• Experience with cloud-native development and managing cloud infrastructure on AWS or GCP.
• Excellent problem-solving skills, with the ability to lead projects and collaborate effectively with cross-functional teams.
• Strong communication and leadership skills, with a passion for mentoring and driving technical excellence.
• Attach the link of mobile application worked on till date

Why Join Us?

• Opportunity to lead a cutting-edge project impacting users globally.
• Work in an environment that fosters innovation, collaboration, and professional growth.
• Competitive compensation, comprehensive benefits.

DevDarshan is a devotional platform launched by IIT graduates to promote the teachings of Indian culture and the Hindu way of life in India around the world. In the 21st century, where everything around is digitized then why not temples. That’s the idea behind DevDarshan.We’ve built a community of devotees from multiple Countries, through our Mobile Application that connects Temples and Devotees, have successfully raised seed investment and also started to generate revenue for the temples and Priests associated with us. Right now we are looking to grow our team and build new exciting features for devotees all around the world.

This is where you come in.

We are looking for a passionate and self-motivated individual to help design our backend Systems to support both the Mobile App and WebApp

Requirements: 

• Experience in NodeJS, Typescript, ExpressJS AWS EC2. You have built backend REST API’s
• Expert in System Design and Software Architecture Processes, How different components interact with each other in scale
• Experience with DevOps, Docker, AWS, Google Cloud.
• Experience in Managing Development Teams, complete delivery lifecycle
• Good understanding and experience of NoSQL and SQL Databases, which to be used when. 
• Experience with CI/CD Systems like Jenkins, Github Actions.
• Some Experience with Realtime Databases/Systems or Socket based applications would be preferred.
• Some Experience with building Algorithms, Social Apps is preferred. 
• Any experience with Handling Video Delivery like ffmpeg/HLS/WebRTC is preferred but not mandatory.

The Role

This Role naturally progresses into Engineering Manager / Software Architect.

• You will be involved at all stages of the product development process, from design to development and deployment.
• You will architect, build, scale, backend systems that powers our applications which will be used by millions of devotees every day.
• You possess a passion for improving techniques, processes, tracking, and continuously improve our engineering practices and would work on a daily basis towards that

Responsibilities:

• Understanding requirements from the product manager and translating to technical specifications
• DB schema development
• API development (structuring REST endpoints + real-time endpoints like socket.io integration)
• Integrating 3rd party services for payments, email, whatsapp, and other such services
• Optimizing our current architecture & processes for scale (we expect usage to go up)
• Guiding junior developers on best coding practices

Requirements:

• Experience in at least one Python-based Web Framework like Flask or Django
• Experience in SQL databases & API design
• Experience with Docker
• Hands on experience in full lifecycle development and deployment of a platform/system
• Being a self-starter with the ability to thrive in ambiguous and high pressure scenarios working towards a common goal with other teams