Backend Developer

Role : Python Django Developer (Immediate Joiner)

Location : Gurugram, India (Onsite)

Experience : 4+ Years

Working Days : 6 Days WFO (Monday to Saturday)

Job Summary :

We are looking for an experienced Python Developer with strong expertise in Django to join our team. The ideal candidate will have 4+ years of hands-on experience in building robust, scalable, and efficient web applications.

Proficiency in RabbitMQ, Redis, Celery, and PostgreSQL is essential for managing background tasks, caching, and database performance.

Mandatory Skills : Python, Django, RabbitMQ, Redis, Celery, PostgreSQL, RESTful APIs, Docker.

Key Responsibilities :

• Develop, maintain, and enhance Django-based web applications and RESTful APIs.
• Design and implement message broker systems using RabbitMQ for asynchronous communication.
• Integrate Redis for caching and session management to improve application performance.
• Utilize Celery for managing distributed task queues and background processing.
• Work with PostgreSQL for schema design, optimization, and query tuning.
• Collaborate with cross-functional teams including front-end developers and DevOps engineers.
• Write clean, maintainable, and well-documented code aligned with industry best practices.
• Debug and troubleshoot issues across the application stack.
• Participate in system architecture discussions, code reviews, and agile ceremonies.
• Ensure performance, scalability, and security of applications.

Technical Skills Required :

• Minimum 4+ years of hands-on experience with Python and Django.
• Proficiency with RabbitMQ for message brokering.
• Experience with Redis for caching and session storage.
• Practical knowledge of Celery for asynchronous task processing.
• Strong command over PostgreSQL including complex queries and optimization techniques.
• Experience developing and consuming RESTful APIs.
• Familiarity with Docker and containerization concepts.

Preferred Skills :

• Exposure to CI/CD tools and processes.
• Experience with cloud platforms such as AWS or GCP.
• Understanding of Django ORM performance tuning.
• Basic knowledge of front-end technologies (HTML, CSS, JavaScript).

About the Role

At Ceryneian, we’re building a next-generation, research-driven algorithmic trading platform aimed at democratizing access to hedge fund-grade financial analytics. Headquartered in California, Ceryneian is a fintech innovation company dedicated to empowering traders with sophisticated yet accessible tools for quantitative research, strategy development, and execution.

Our flagship platform is currently under development. As a Backend Engineer, you will play a foundational role in designing and building the core trading engine and research infrastructure from the ground up. Your work will focus on developing performance-critical components that power backtesting, real-time strategy execution, and seamless integration with brokers and data providers. You’ll be responsible for bridging core engine logic with Python-based strategy interfaces, supporting a modular system architecture for isolated and scalable strategy execution, and building robust abstractions for data handling and API interactions. This role is central to delivering the reliability, flexibility, and performance that our users will rely on in fast-moving financial markets.

We are a remote-first team and are open to hiring exceptional candidates globally.

Core Tasks

·      Build and maintain the trading engine core for execution, backtesting, and event logging.

·      Develop isolated strategy execution runners to support multi-user, multi-strategy environments.

·      Implement abstraction layers for brokers and market data feeds to offer a unified API experience.

·      Bridge the core engine language with Python strategies using gRPC, ZeroMQ, or similar interop technologies.

·      Implement logic to parse and execute JSON-based strategy DSL from the strategy builder.

·      Design compute-optimized components for multi-asset workflows and scalable backtesting.

·      Capture real-time state, performance metrics, and slippage for both live and simulated runs.

·      Collaborate with infrastructure engineers to support high-availability deployments.

Top Technical Competencies

·      Proficiency in distributed systems, concurrency, and system design.

·      Strong backend/server-side development skills using C++, Rust, C#, Erlang, or Python.

·      Deep understanding of data structures and algorithms with a focus on low-latency performance.

·      Experience with event-driven and messaging-based architectures (e.g., ZeroMQ, Redis Streams).

·      Familiarity with Linux-based environments and system-level performance tuning.

Bonus Competencies

·      Understanding of financial markets, asset classes, and algorithmic trading strategies.

·      3–5 years of prior Backend experience.

·      Hands-on experience with backtesting frameworks or financial market simulators.

·      Experience with sandboxed execution environments or paper trading platforms.

·      Advanced knowledge of multithreading, memory optimization, or compiler construction.

·      Educational background from Tier-I or Tier-II institutions with strong computer science fundamentals, a passion for scalable system design, and a drive to build cutting-edge fintech infrastructure.

What We Offer

·      Opportunity to shape the backend architecture of a next-gen fintech startup.

·      A collaborative, technically driven culture.

·      Competitive compensation with performance-based bonuses.

·      Flexible working hours and a remote-friendly environment for candidates across the globe.

·      Exposure to financial modeling, trading infrastructure, and real-time applications.

·      Collaboration with a world-class team from Pomona, UCLA, Harvey Mudd, and Claremont McKenna.

Ideal Candidate

You’re a backend-first thinker who’s obsessed with reliability, latency, and architectural flexibility. You enjoy building scalable systems that transform complex strategy logic into high-performance, real-time trading actions. You think in microseconds, architect for fault tolerance, and build APIs designed for developer extensibility.

Job Title: Django Developer

Job Overview:

We are seeking a skilled Django developer to join our dynamic team. The ideal

candidate will have hands-on experience with the Django framework, proficiency in

Python, and a strong understanding of web development best practices. The Django

developer will be responsible for designing, implementing, testing, and maintaining

web applications that meet our clients; needs.

Responsibilities:

Design and develop robust, scalable, and secure web applications using the

Django framework.

Collaborate with cross-functional teams to define, design, and ship new

features.

Write clean, maintainable, and efficient code.

Integrate user-facing elements using HTML, CSS, and JavaScript. Implement

and maintain RESTful APIs.

Collaborate with front-end developers to integrate user-facing elements with

server-side logic.

Work with databases, including designing schemas, writing queries, and

optimising performance.

Troubleshoot, debug, and resolve issues in the development and production

environments.

Stay up-to-date with the latest industry trends, technologies, and best

practices.

Participate in code reviews and provide constructive feedback to peers.

Requirements:

Proven experience as a Django developer or similar role.

Strong understanding of Python and the Django web framework.

Experience with front-end technologies, including HTML, CSS, and JavaScript.

Knowledge of relational databases, ORM (Object-Relational Mapping), and

database design.

Familiarity with version control systems (e.g., Git).

Understanding of web security best practices.

Requirements:

• Passion for building and delivering great software with a strong sense of ownership.
• Good understanding into .Net Core and PS
• Minimum of two years of experience in building web applications using ASP.NET MVC and .NET platform in general.
• Should have strong UI development skills using HTML, CSS/JavaScript frameworks.-

     Good understanding of IIS configuration

• Strong experience with Build and Release, Agile processes and Estimation/Planning-
  
  Exposure to New Relic or similar tools to optimize web application performance
  Strong expertise in SQL programming, with experience of writing & optimizing queries that access/process millions of records-
  Experience of architecting and designing web applications and servicesTeam TA,LeadSquared (ref:hirist.com)