Sr. Python Developer

Key Responsibilities:

• Design, develop, and maintain full-stack applications using Python and React.
• Collaborate with designers, product managers, and other developers to build user-friendly interfaces and seamless APIs.
• Optimize applications for maximum speed and scalability.
• Write clean, maintainable, and well-documented code.
• Debug and resolve technical issues promptly.
• Implement unit and integration tests to ensure high-quality deliverables.
• Stay updated with the latest industry trends, tools, and technologies.
• Participate in code reviews and contribute to team best practices.

Required Skills and Qualifications:

• 3–5 years of hands-on experience with Python and React.
• Strong understanding of JavaScript, ES6+, and TypeScript (preferred).
• Proficient in building RESTful APIs and integrating with frontend frameworks.
• Experience with state management libraries (e.g., Redux, Context API).
• Familiarity with databases such as MongoDB, PostgreSQL, or MySQL.
• Experience with modern build tools and package managers like Webpack, Babel, NPM, or Yarn.
• Hands-on experience with version control tools, particularly Git.
• Knowledge of containerization and CI/CD pipelines is a plus.

Position Title : Python Django Developer

Location : Gurgaon (6 Days WFO)

Experience : 3+ Years

Job Overview :

We are looking for a skilled Python Django Developer with a strong background in developing scalable, high-performance web applications. The ideal candidate must have 3+ Years of hands-on experience in Django and related technologies, including RabbitMQ, Redis, Celery, and PostgreSQL, to ensure seamless background task management, caching, and database performance.

Key Responsibilities :

• Develop, maintain, and enhance Django-based web applications and APIs.
• Design and implement message broker solutions using RabbitMQ for asynchronous communication.
• Integrate Redis for caching and session management to optimize application performance.
• Implement and manage task queues using Celery for efficient background processing.
• Work with PostgreSQL, ensuring proper database design, query optimization, and performance tuning.
• Collaborate with front-end developers, DevOps engineers, and stakeholders to deliver high-quality software solutions.
• Write clean, modular, and well-documented code following best practices.
• Debug, troubleshoot, and resolve issues across the application stack.
• Participate in code reviews, system design discussions, and team meetings.
• Ensure scalability, reliability, and security of applications.

Required Technical Skills :

• Minimum 3+ Years of relevant experience in Python and Django framework.
• Proficiency in RabbitMQ for message brokering.
• Hands-on experience with Redis for caching and session management.
• Strong knowledge of Celery for distributed task queues.
• Experience with PostgreSQL, including database design, indexing, and optimization.
• Expertise in RESTful API design and development.
• Understanding of Docker and containerized applications.

Preferred Skills :

• Experience with CI/CD pipelines for automated deployments.
• Familiarity with cloud platforms like AWS or GCP.
• Knowledge of Django ORM and its performance optimizations.
• Basic understanding of front-end technologies (HTML, CSS, JavaScript).

Soft Skills

• Strong problem-solving and analytical abilities.
• Excellent communication and collaboration skills.
• Ability to adapt to an agile development environment and evolving requirements.

Educational Qualifications :

• Bachelor’s degree in Computer Science, Software Engineering, or a related field.

About Us:

Tradelab Technologies Pvt Ltd is not for those seeking comfort—we are for those hungry to make a mark in the trading and fintech industry. If you are looking for just another backend role, this isn’t it. We want risk-takers, relentless learners, and those who find joy in pushing their limits

every day. If you thrive in high-stakes environments and have a deep passion for performance driven backend systems, we want you.

What You Will Do:

• We’re looking for a Backend Developer (Python) with a strong foundation in backend technologies and a deep interest in scalable, low-latency systems.

• You should have 2–5 years of experience in Python-based development and be eager to solve complex performance and scalability challenges in trading and fintech applications.

• You measure success by your own growth, not external validation.

• You thrive on challenges, not on perks or financial rewards.

• Taking calculated risks excites you—you’re here to build, break, and learn.

• You don’t clock in for a paycheck; you clock in to outperform yourself in a high-frequency trading environment.

• You understand the stakes—milliseconds can make or break trades, and precision is everything.

What We Expect:

• Develop and maintain scalable backend systems using Python.

• Design and implement REST APIs and socket-based communication.

• Optimize code for speed, performance, and reliability.

• Collaborate with frontend teams to integrate server-side logic.

• Work with RabbitMQ, Kafka, Redis, and Elasticsearch for robust backend design.

• Build fault-tolerant, multi-producer/consumer systems.

Must-Have Skills:

• 2–5 years of experience in Python and backend development.

• Strong understanding of REST APIs, sockets, and network protocols (TCP/UDP/HTTP).

• Experience with RabbitMQ/Kafka, SQL & NoSQL databases, Redis, and Elasticsearch.

• Bachelor’s degree in Computer Science or related field.

Nice-to-Have Skills:

• Past experience in fintech, trading systems, or algorithmic trading.

• Experience with GoLang, C/C++, Erlang, or Elixir.

• Exposure to trading, fintech, or low-latency systems.

• Familiarity with microservices and CI/CD pipelines.

We are seeking a skilled Java Developer with hands-on experience in Java and Spark to build scalable data processing solutions. You'll contribute to high-performance data pipelines and analytics platforms in a dynamic Agile environment.

Key Responsibilities

• Design and develop Java applications integrated with Apache Spark for ETL processes, data transformations, and analytics.
• Build and optimize Spark jobs (Spark SQL, DataFrames, Streaming) for large-scale data processing.
• Collaborate with data engineers and analysts to implement robust data workflows.
• Write clean, maintainable Java code following best practices (Spring Boot, Microservices preferred).
• Perform code reviews, unit testing, and contribute to CI/CD pipelines.
• Troubleshoot and optimize Spark performance for production workloads.
• Document technical solutions and mentor junior developers.

Required Skills & Qualifications

• 4-7 years of hands-on Java development experience.
• Strong expertise in Apache Spark (Spark Core, Spark SQL, PySpark basics).
• Proficiency in Java 8/11+ with multithreading and collections frameworks.
• Experience with data processing (ETL, data pipelines, big data).
• Familiarity with build tools (Maven/Gradle) and version control (Git).
• Strong problem-solving skills and Bangalore location availability.
• Excellent communication skills for cross-team collaboration.

Good to Have

• Experience with Snowflake for cloud data warehousing.
• Knowledge of DBT (Data Build Tool) for analytics engineering.
• Python scripting for data manipulation and automation.
• Exposure to AWS/GCP/Azure cloud platforms.
• Familiarity with Kafka, Airflow, or containerization (Docker/Kubernetes).

About the role: 

· Understand the project test requirements.

· Execute and evaluate automated test cases/suites and report test results to ensure that system functionality satisfies acceptance criteria.

· Create and maintain automation scripts using the Robot Framework

· Help create acceptance criteria for user stories.

· Log bug reports based on test execution.

· Collaborate with the development team to prioritize test scenarios.

· Collaborate with the development team to perform root cause analysis.

· Other duties assigned.

Position Requirements:

Essential Skills:

· Knowledgeable in Software Automation using Robot Framework

· Knowledgeable in API testing (Postman)

· Experience working in an Agile environment using Scrum or Kanban

· Proficiency in scripting and programming languages (Python preferred)

· Experience with REST API testing and the relevant testing tools.

· Understanding the differences between JSON, YAML, and XML.

· Experienced with CI/CD.

· Experience testing web applications and different types of testing approaches and test environments.

· Experience in test risk management.

· Experience in using GIT repositories would be great.

· A passion for software product quality assurance with a positive mindset and good communication skills.

· Keen eye for detail.

Good to Have

· ISTQB foundation level certification

· Familiar with other automation testing tools like Selenium and Katalon Studio

· Suggest / make framework improvements to accommodate the scripting needs

· Implemented automation framework using Behavior-Driven Development (BDD) approach

· Familiarity with the Test Pyramid would be great.

· Experience working with JIRA

Non-technical requirements:

● You are available to join us in our Bangalore office from Day 1.

● You have strong communication skills.

● You have strong analytical skills.

● You are customer friendly and service minded.

● You are a team player.

Requirements:

• Expert in Python, with good knowledge in Django technology.
• Able to integrate multiple data sources and databases into one system.
• Understanding of the threading limitations of Python, and multi-process architecture.
• Knowledge of user authentication and authorization between multiple systems, servers, and environments.
• Experience in Flask will be an add-on
• Understanding of fundamental design principles behind a scalable application.
• Familiarity with event-driven programming in Python.
• Able to create database schemas that represent and support business processes.
• Proficient understanding of code versioning tools.
• Good communication skills.