
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 We Expect:
• 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 3–4 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 You Will Do:
• 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:
• 3–4 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

About Tradelab Software Private Limited
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Location : Gurugram, India (Onsite)
Experience : 4+ Years
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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).
JOB RESPONSIBILITIES (About 10 - 11 years and at least 9 years relevant experience)
Develop Java webservices and components according to a detailed design document.
Build efficient, reusable and reliable Java code per industry best practices.
Follow TDD approach and ensure unit-test coverage meets quality requirements.
Develop Integration tests to ensure coding adheres to acceptance criteria and verify end-to-end behavior of the system.
Ensure best possible performance, quality and responsiveness of applications.
EXPERIENCE / SKILLS
Must have experience developing in Java latest version (least version is 8)
Must have experience in design and development using Micro service architecture
Solid knowledge in OOP concepts, and design principles/patterns for developing scalable applications
Must have experience developing Spring Boot applications
Must have experience developing database access layer using Spring Data JPA/Hibernates
Must have experience in developing REST Services using Spring
Good working experience in development of event driven systems using any framework
Must have experience with any RDBMS and at least one NoSQL database preferably PostgresSQL and Mongo DB
Must have experience writing unit and integration tests using Junit
Must have experience using mock frameworks like Mockito, WireMock
Must have experience using Git
Must have experience with CI / CD
Basic hands-on experience in one of the cloud provider (AWS/Azure) or at least docker and Kubernetes
Familiarity with build tools Maven or Gradle
Added advantage with experience of Reactive and Functional Programming
Key Responsibilities:
- Rewrite existing APIs in NodeJS.
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- Implement a caching layer wherever possible.
- Optimize the API for high performance and scalability.
- Write unit tests for API Testing.
- Automate the code testing and deployment process.
Skills Required:
- At least 2.5 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds.
- Excellent hands-on experience using MySQL or any other SQL Database.
- Good knowledge of MongoDB or any other NoSQL Database.
- Good knowledge of Redis, its data types, and their use cases.
- Experience with graph-based databases like GraphQL and Neo4j.
- Experience developing and deploying REST APIs.
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- Good understanding of advanced JS libraries and frameworks.
- Experience with Web sockets, Service Workers, and Web Push Notifications.
- Familiar with NodeJS profiling tools.
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- Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms.
- Should be a fast learner and a go-getter — without any fear of trying out new things Preferences.
- Experience building a large-scale social or location-based app.
Responsibilities
- Writing clean, high-quality, high-performance, maintainable code
- Develop and support software including applications, database integration, interfaces, and new functionality enhancements
- Coordinate cross-functionally to insure project meets business objectives and compliance standards
- Support test and deployment of new products and features
- Participate in code reviews
Skills & Qualifications
-
4-12 years of experience in Java Development.
-
Excellent verbal and written English communication is a must. You may have to interact with clients directly.
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Technology agnostic approach is a must. Ready to adopt new technology and a faster learning curve.
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Writing scalable, maintainable and reusable code.
-
Keen interest in SAAS based products and mobile applications.
-
Experience working with Distributed Systems
-
Java, Spring Boot, Microservices, API Design Experience with Event-Driven Architecture, Multithreading
-
Kafka iOS Experience with Event Sourcing Reactive and Functional
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Programming Strong understanding of best practices for creating/working with Microservices
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Experience implementing Message Brokers and Messaging subsystems(experience working with Kafka a strong plus)
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Be open-minded, creative, and self-critical; be collaborative and communicative
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Have experience with and curiosity about agile and lean philosophies
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Experience working with small teams to ship products to market
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Have experience developing full-service consumer, employee and business applications
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Language agnostic and experienced polyglot Passion for Working Software and SOLID principles
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Experience with designing and refactoring complex systems
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Experience with Test-Driven Development (TDD) Interest in working in a pair-programming environment Deep understanding of design patterns and applying them in production environments
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Passion for enabling team members
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Java 8 or Java 11. Both are LTS. The project will be on Java11
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Spring Boot
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Git
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SQL
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AWS and AWS Aurora
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Microservices
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Multithreading
Perks
- Flexible time schedule.
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- Health insurance.
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SteelEye is a fast growing FinTech company based in London and has offices in Bangalore and Paris, that offers a data platform to help financial institutions such as Investment Banks, Hedge Funds, Brokerage Firms, Asset Management Firms to comply with financial regulations in the European Union. Our clients can aggregate, search, surveillance and report on trade, communications and market data. SteelEye also enables customers to gain powerful insights from their data, helping them to trade with greater efficiency and profitability. The company has a highly experienced management team and a strong board, who have decades of technology and management experience and worked in senior positions at many leading international financial businesses. We are looking to hire a seasoned SRE to join us as we start on our next phase of growth. We have a culture of openness, collaboration, and the passion to get things done whilst appreciating the importance of a good work life balance.
Being part of a start-up can be equally exciting as it is challenging. You will be part of the SteelEye team not just because of your talent but also because of your entrepreneurial flare which we thrive on at SteelEye. This means we want you to be curious, contribute, ask questions and share ideas. We encourage you to get involved in helping shape our business.
What you’ll do
- Deliver plugins for our Python-based ETL pipelines.
- Deliver Python microservices for provisioning and managing cloud infrastructure.
- Implement algorithms to analyse large data sets.
- Draft design documents that translate requirements into code.
- Deal with challenges associated with handling large volumes of data.
- Assume responsibilities from technical design through technical client support.
- Manage expectations with internal stakeholders and context-switch in a fast paced environment.
- Thrive in an environment that uses AWS and Elasticsearch extensively.
- Keep abreast of technology and contribute to the engineering strategy.
- Champion best development practices and provide mentorship.
What we’re looking for
- Experience in o Python 3.
- o Python libraries used for data (such as pandas, numpy).
- o AWS.
- o Elasticsearch.
- o Performance tuning.
- o Object Oriented Design and Modelling.
- o Delivering complex software, ideally in a FinTech setting.
- o CI/CD tools.
- Knowledge of design patterns.
- Sharp analytical and problem-solving skills.
- Strong sense of ownership.
- Demonstrable desire to learn and grow.
- Excellent written and oral communication skills.
- Mature collaboration and mentoring abilities.
About SteelEye Culture
- Work from home until you are vaccinated against COVID-19
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- 30+ holidays in a year
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- Centrally located. 5 mins to the nearest metro station (MG Road)
- Measured on output and not input
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- OpenAPI/Swagger (documentation)
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