Senior Python/Django Developer

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.

• 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.

• 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.

What We Expect:

• 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 this roleWe are seeking an experienced MongoDB Developer/DBA who will be

responsible for maintaining MongoDB databases while optimizing performance, security, and

the availability of MongoDB clusters. As a key member of our team, you’ll play a crucial role in

ensuring our data infrastructure runs smoothly.

You'll have the following responsibilities

 Maintain and Configure MongoDB Instances - Responsible for build, design, deploy,

maintain, and lead the MongoDB Atlas infrastructure. Keep clear documentation of the

database setup and architecture.

 Ownership of governance, defining and enforcing policies in MongoDB Atlas.Provide

consultancy in drawing the design and infrastructure (MongoDB Atlas) for use case.

 Service and Governance wrap will be in place to restrict over provisioning for server size,

number of clusters per project and scaling through MongoDB Atlas

 Gathering and documenting detailed business requirements applicable to the data

layer.Responsible for designing, configuring and managing MongoDB on Atlas.

 Design, develop, test, document, and deploy high-quality technical solutions on the

MongoDB Atlas platform based on industry best practices to solve business needs.

Resolves technical issues raised by the team and/or customer and manages escalations as

required.

 Migrate data from on-premise MongoDB and RDBMS to MongoDB AtlasCommunicate

and collaborate with other technical resources and customers in providing timely updates

on status of deliverables, shedding light on technical issues, and obtaining buy-in on

creative solutions.

 Write procedures for backup and disaster recovery.

You'll have the following skills & experience

 Excellent analytical, diagnostic skills, and problem-solving skills

 Should understand the Database concept and develop expertise in designing and

developing NoSQL databases such as MongoDB

 MongoDB query operation, import and export operation in database

 Experience in ETL methodology for performing Data Migration, Extraction,

Transformation, Data Profiling and Loading

 Migrating database by ETL, migrating database by manual process and designing,

development, implementation

 General networking skills, especially in the context of a public cloud (e.g. AWS – VPC,

subnets, routing tables, nat / internet gateways, dns, security groups)

 Experience using Terraform as an IaC tool for setting up infrastructure on AWS

CloudPerforming database backups and recovery

 Competence in at least one of the following languages (in no particular order): Java, C++,

C#, Python, Node.js (JavaScript), Ruby, Perl, Scala, Go

 Excellent communication skills, often being able to compromise but draw out risks and

constraints associated with solutions. Be able to work independently and collaborate with

other teams

 Proficiency in configuring schema and MongoDB data modeling.

 Strong understanding of SQL and NoSQL databases.

 Comfortable with MongoDB syntax.

 Experience with database security management.

 Performance Optimization - Ensure databases achieve maximum performance and

availability. Design effective indexing strategies.

Primary Skills: Database Systems (SQL), Python Flask/Fast API/Django frameworks specifically
Requirements:

• Highly proficient in fundamentals of Python web development frameworks like Flask, Django and Fast API
• Demonstrated experience in developing APIs using Python frameworks
• Should have deep knowledge in PostgreSQL, MS SQL Server and other SQL based Databases

Job Summary:

We are looking for a skilled and experienced Java Developer to join our team. As a Java Developer, you will be responsible for developing and maintaining our applications using Java, Spring framework, and other related technologies. The ideal candidate should have a strong understanding of object-oriented programming principles, as well as experience with a variety of technologies such as SQL, NoSQL, and cloud computing.

Responsibilities:

• Design, develop, and maintain our applications using Java, Spring framework, and other related technologies
• Write clean, efficient, and optimized code for applications
• Collaborate with cross-functional teams to understand user requirements and deliver high-quality solutions
• Develop and maintain backend systems using Spring framework
• Work with databases, including SQL and NoSQL
• Ensure code quality and maintain documentation
• Troubleshoot and debug applications
• Stay updated with emerging trends and technologies in Java development
• Work with other teams to deploy and maintain applications

Requirements:

• 3-7 years of experience in Java development
• Strong understanding of object-oriented programming principles
• Experience with Java, Spring framework, and related technologies
• Familiarity with databases, including SQL and NoSQL
• Knowledge of cloud computing is a plus
• Excellent problem-solving and debugging skills
• Strong communication and collaboration skills
• Ability to work independently and as part of a team
• Bachelor's degree in computer science or a related field

Key Skills:

• Strong proficiency in Java programming language
• Experience with Spring framework, including Spring Boot and Spring MVC
• Familiarity with cloud platforms such as AWS, GCP, and Azure
• Experience building RESTful APIs
• Knowledge of microservices architecture
• Familiarity with SQL and relational databases such as MySQL and Postgres
• Familiarity with NoSQL databases such as MongoDB and Redis
• Experience with messaging systems such as Kafka and RabbitMQ
• Experience with containerization tools such as Docker and Kubernetes
• Understanding of software development principles and experience with SDLC methodologies
• Experience with Git version control and build tools such as Maven and Gradle
• Familiarity with front-end technologies such as Angular and React is a plus
• Strong problem-solving and analytical skills
• Good communication and interpersonal skills
• Ability to work independently and take ownership of tasks
• Experience with test-driven development and unit testing frameworks such as JUnit and Mockito
• Familiarity with CI/CD tools such as Jenkins is a plus
• Familiarity with caching technologies such as Redis is a plus
• Working knowledge of design patterns and software architecture principles is a plus.

• HTML/CSS/ES6 Javascript, Java 8 and any Java based web framework
• Adobe experience Manager (AEM) Apache Sling, JCR, OSGI
• Good knowledge in Apache Sling framework
• Good knowledge in Java content repository API
• Good knowledge in Apache Jack rabbbit framework
• Knowledge of OSGI and Declarative Services
• Strong understanding of REST Principles and Hands on experience REST based API  development
•  Knowledge of Patterns and good practices to design and develop quality and clean code
• Experience in Pair programming and code reviews
• Experience with testing at all levels unit, integration, functional and performance
• Experience in Agile Project (Scrum or SAFe) execution is a must
• Familiarity with git, basic git branching strategies, working in a peer-reviewed  environment,able to code to existing patterns/styles
• Familiarity with task management, bug tracking and wiki-based documentation tools like Jiraand confluence

• AEM BE developers must have modern ES6 javascript experience as well as java developer experience
• Must be comfortable working with AEM workflows, scheduled jobs, creating/modifying jcr
• nodes via java code, and accessing REST endpoints via java code
• Ability to create custom AEM CQ components and a good exposure to both core and
•  foundation components that can be inherited in AEM
• Good understanding of AEM web development framework using Apache Sling
• Create multiple OSGI Bundles in the AEM stack based on the requirements of the Project

• 3+ years of SDE work experience from Product based companies
• Experience in Java, Spring Boot, MySQL, Kafka, Hbase, AWS
  • Experience in Multi threading, distributed systems, Best practices of coding, scaling

• Create a platform to change the way kids learn: Because company is solving a unique problem, we have the chance to reimagine education. Be it collaboration or puzzles or interactive videos or even 3D experiences, there is a huge scope for innovation. You can help us get there.
• Tackle challenging and impactful problems: You'd jump between product, marketing, internal tools, process — participating in every phase from inception to implementation. Absolutely no boredom.
• Join us at a magical time: We went through Y Combinator, have raised funding and are seeing strong traction with a very lean team. You get to be among the first employees in one of the strongest and most passionate teams in the EdTech space.

So, what will you do as a Full Stack Lead at company?

• As one of the early employees, there will be a lot on your plate. All the time!
• You'll take ownership and build new product features from start to finish. We love to hire ‘Product Engineers’ who care about “why” behind a feature and suggest changes to hit the objectives even better
• You'll build improvements to performance, reliability, and product polish — for example, improving the efficiency and performance of our replicated state systems.
• You will mentor new joiners, review the pull requests and help with expanding the team as we grow

This might be for you if...

• You have strong knowledge of both front and back end technologies
• You have been professionally coding for at least 4 years
• You have worked in a startup and relish the chaos and pressure
• You've built and maintained quality user interfaces that have reached a large audience, ideally while the product is experiencing rapid growth.
• You can readily learn most technologies as you go. To you, technologies are about tools and tradeoffs, not an ideology.
• You care about the business implications of anything you build. You're not just going after cool stuff — you understand the balance between craft, speed, and the bottom line.
• Bonus: You're fluent with Typescript, Python, Go, NodeJS, Postgres, Docker.
• Bonus: You're familiar with multiple frameworks such as React, Django
• Bonus: You understand AWS infrastructure and can put out a fire if one happens