Back end Python Developer with AI and ML

Title: Quantitative Developer

Location : Mumbai

Candidates preferred with Master's

Who We Are

At Dolat Capital, we are a collective of traders, puzzle solvers, and tech enthusiasts passionate about decoding the intricacies of financial markets. From navigating volatile trading conditions with precision to continuously refining cutting-edge technologies and quantitative strategies, our work thrives at the intersection of finance and engineering.

We operate a robust, ultra-low latency infrastructure built for market-making and active trading across Equities, Futures, and Options—with some of the highest fill rates in the industry. If you're excited by technology, trading, and critical thinking, this is the place to evolve your skills into world class capabilities.

What You Will Do

This role offers a unique opportunity to work across both quantitative development and high frequency trading. You'll engineer trading systems, design and implement algorithmic strategies, and directly participate in live trading execution and strategy enhancement.

1. Quantitative Strategy & Trading Execution

• Design, implement, and optimize quantitative strategies for trading derivatives, index options, and ETFs
• Trade across options, equities, and futures, using proprietary HFT platforms
• Monitor and manage PnL performance, targeting Sharpe ratios of 6+
• Stay proactive in identifying market opportunities and inefficiencies in real-time HFT environments
• Analyze market behavior, particularly in APAC indices, to adjust models and positions dynamically

2. Trading Systems Development

• Build and enhance low-latency, high-throughput trading systems
• Develop tools to simulate trading strategies and access historical market data
• Design performance-optimized data structures and algorithms for fast execution
• Implement real-time risk management and performance tracking systems

3. Algorithmic and Quantitative Analysis

• Collaborate with researchers and traders to integrate strategies into live environments
• Use statistical methods and data-driven analysis to validate and refine models
• Work with large-scale HFT tick data using Python / C++

4. AI/ML Integration

• Develop and train AI/ML models for market prediction, signal detection, and strategy enhancement
• Analyze large datasets to detect patterns and alpha signals

5. System & Network Optimization

• Optimize distributed and concurrent systems for high-transaction throughput
• Enhance platform performance through network and systems programming
• Utilize deep knowledge of TCP/UDP and network protocols

6. Collaboration & Mentorship

• Collaborate cross-functionally with traders, engineers, and data scientists
• Represent Dolat in campus recruitment and industry events as a technical mentor

What We Are Looking For:

• Strong foundation in data structures, algorithms, and object-oriented programming (C++).
• Experience with AI/ML frameworks like TensorFlow, PyTorch, or Scikit-learn.
• Hands-on experience in systems programming within a Linux environment.
• Proficient and Hands on programming using python/ C++
• Familiarity with distributed computing and high-concurrency systems.
• Knowledge of network programming, including TCP/UDP protocols.
• Strong analytical and problem-solving skills.

A passion for technology-driven solutions in the financial markets.

JOB TITLE/HEADLINE: Backend Developer

EMPLOYMENT TYPE: Full time, permanent. 

REPORTING TO: Ajit Kumar

LOCATION: Andheri, Mumbai 

Backend Developer

Position Overview:

As a Backend Developer at FatakPay, you will play a crucial role in designing, implementing, testing, and maintaining the backend systems that power our applications. You will collaborate with cross-functional teams to develop scalable and efficient server-side applications, ensuring high performance and responsiveness.

Responsibilities:

Design, develop, and maintain robust and scalable backend systems.

Collaborate with front-end developers, designers, and other stakeholders to integrate user-facing elements with server-side logic.

Implement and maintain data storage solutions, ensuring optimal performance and data integrity.

Collaborate with DevOps to deploy and manage applications in a cloud environment.

Write clean, efficient, and maintainable code, following best practices and coding standards.

Conduct code reviews and provide constructive feedback to team members. Identify and address performance bottlenecks, security issues, and other technical challenges.

Stay updated on emerging trends and technologies in backend development.

Qualifications:

Bachelor's degree in Computer Science, Software Engineering, or a related field. Proven experience as a Backend Developer or similar role.

Strong proficiency in server-side programming languages such as Java, Python, or Node.js.

Experience with database systems such as MySQL, PostgreSQL, or MongoDB. Familiarity with RESTful API design and integration.

Knowledge of cloud platforms like AWS, Azure, or Google Cloud. Understanding of code versioning tools, such as Git.

Excellent problem-solving and communication skills. Ability to work collaboratively in a team environment.

ABOUT THE COMPANY: 

FatakPay Digital Private Ltd (FatakPay) is a digital-only lending platform that provides virtual credit facilities. The solution provides a 100% digital and paperless quick, transparent and secure way to transact in multilingual format with a ‘scan now, pay later’ facility and easy repayment options. 

We're a company that strongly believes in teamwork, design, creativity and tech. We love to build the best possible Financial Tech products that make the world a better place. 

WHAT HAPPENS NEXT? 

If selected for an interview, you will hear directly from someone from the HR department, usually within a week of the closing date.

Our team is looking for experienced backend engineers to lead the development of our cloud-based software products and be responsible for major technical decisions associated with them and accountable for their successful execution.

In this position on the software engineering team, you’ll have the opportunity to contribute to client and internal facing products. FarmSetu’s suite of products spans multiple technical domains and disciplines in software and hardware, and experience in end-to-end systems thinking across distributed components is key for this role.

• Design, implement and deploy back-end services
• Lead the delivery of software projects in a team-based environment
• Collaborate cross-functionally with business users, product managers, customer success representatives and other engineers to define, design, scope and ship new features using elegant solutions.
• Provide recommendations for continuous improvement.
• Work alongside other engineers on the team to elevate technology and consistently apply best practices.
• Help others to improve the quality of their work through regular design and code reviews
• Deliver new features to production environments and support them in operation
• Participate in building the open engineering culture at FarmSetu

FarmSetu’s technology stack includes (but will not be limited to) Python, Django/Flask/FastAPI, GraphQL, Hasura, React, Flutter, Dart, Postgres, Celery, Docker, Git/Bitbucket to be deployed on Digitalocean/GCP infrastructure. We’re also quick to adopt better tools and processes, so you’ll be more than welcome to help shape our tool suite.

• 2+ years of experience developing applications at an enterprise scale using the front and back-end technologies in our stack
• Ability to develop robust and scalable backend services defined by GraphQL and RESTful APIs in Python using OpenAPI standards
• Familiarity with Cloud/SaaS architectures and how to build secure and maintainable services
• Strong understanding of unit testing, design patterns and usage of tools like profilers
• Experience with source control and continuous integration tools
• Worked in an Agile multi-functional team
• Thrive in an environment that requires you to partner with multiple cross-functional teams as stakeholders/customers
• Great oral and written communication skills

• Competitive salary
• Annual compensation reviews
• 12 days of annual leave plus public holidays
• Ongoing investment in you and your skills
• The right equipment for the job

• 3 + years expertise in Python 3.7, Django 2 (or Django 3).

• Familiarity with some ORM (Object Relational Mapper) libraries.

• Able to integrate multiple data sources and databases into one system.

• Integration of user-facing elements developed by front-end developers with server-side logic in Django (RESTful APIs).

• Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS3

• Knowledge of user authentication and authorization between multiple systems, servers, and environments

• Understanding of the differences between multiple delivery platforms, such as mobile vs desktop, and optimizing output to match the specific platform

• Able to create database schemas that represent and support business processes

• Strong unit test and debugging skills.

• Proficient understanding of code versioning tools such as Git.

The desirablesoptionals

• Django Channels, Web Sockets, Asyncio.

• Experience working with AWS or similar Cloud services.

• Experience in containerization technologies such as Docker.

• Understanding of fundamental design principles behind a scalable application (caching, Redis)