
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.

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Requirements:
- 4-6 years of experience in developing Enterprise Web Applications using Java/J2EE technologies with a good professional track record.
- Excellent knowledge in Core Java (J2SE) and J2EE technologies.
- Proficient knowledge in Servlets, JDBC & JSP.
- Good knowledge of Spring framework (MVC, Cloud, Data and Security. Etc) and ORM framework like JPA/Hibernate.
- Strong knowledge of Exception Handling, Collections, File I/O Streams, Interfaces, and logging mechanisms is a must.
- Experience in developing REST APIs and integration of third-party APIs.
- Proficient knowledge in SQL/PLSQL.
- Expertise in application/web server deployment and connection pooling techniques.
- Cloud deployment (AWS & Azure) will be an added advantage.
- Experience in Version Control tools like Git, Bitbucket, etc.
- Experience in data security and protocols is a must.
- Maven and IDE tools experience is a must.
- Multi-threading and serialization techniques knowledge is a must.
- Good understanding of end-to-end software development lifecycle.
- Ability to read and understand requirements and design documents.
- Good Analytical skills and should be self-driven. Good communication with interpersonal skills.
- Open to learning new technologies and domains.
- A good team player and ready to take up new challenges
- Languages: Java(J2SE), J2EE (Servlets, JSPs, JDBC)
- Databases: MySQL, Oracle, SQL Server, PostgreSQL.
- DB Script: SQL and PL/SQL
- Frameworks: Spring, Spring Boot, Jersey, Hibernate and JPA
- OS: Windows, Linux/Unix.
- Cloud Services: AWS and Azure (Good to have)
- Version Control tools: Git, Bitbucket.
- Deployment Servers: Tomcat, JBoss, and Web sphere
- Build Tools: Gradle/Maven
Job description:
- Develop, implement, and maintain Java application phases, code, and software
- Work as part of a software development team
- Contributing to all phases of the development lifecycle
- Write well-designed, testable, efficient code per specifications and test to ensure designs are in compliance with the specifications
- Analyze user requirements to determine how to translate into Java
- Debug and resolve technical issues
- Develop documentation to track
Technical Skill (Must have)
- Java, JSP-Servlets, Spring MVC, Sprint REST, Spring Boot
- Hibernate, Unit testing framework i.e., JUnit
- SQL, Database i.e MySQL, Oracle
- Cloud computing platform understanding i.e., AWS
- Project Management tools like Jira, Mantis
- Source-Code Control System (GIT, SVN)
- Web services
- Agile Methodology
- Web/Application Servers i.e., Tomcat
Employee perks & benefits:
- 5 days a week work culture
- Health insurance (for employees and family)
- Performance awards and rewards
- Flexible work hours
Required Skills:
- 4+ year of experience in Development in JAVA technology.
- Strong Java Basics
- SpringBoot or Spring MVC
- Hands on experience on Relational Databases (SQL query or Hibernate) + Mongo (JSON parsing)
- Proficient in REST API development
- Messaging Queue (RabitMQ or Kafka)
- Microservices
- Any Caching Mechanism
- Good at problem solving
Good to Have Skills:
- 4+ years of experience in using Java/J2EE tech stacks
- Good understanding of data structures and algorithms.
- Excellent analytical and problem solving skills.
- Ability to work in a fast-paced internet start-up environment.
- Experience in technical mentorship/coaching is highly desirable.
- Understanding of AI/ML algorithms is a plus.
Backend Development - Intern
Converts into a full time position based on performance
A Backend Developer, for an early-stage Analytics startup who can help us translate Product specs into a high-performing and scalable product across platforms. Also help in improving functionality of product. End goal is to achieve product-market objectives
The candidate will have rich learning into what goes into developing, scaling a product from scratch. A chance to grow into a Backend Development Owner in medium-long term
Responsibilities
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Own Back End Development closely with Product Owner
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Design, implement and maintain product modules/sub-systems in your scope
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Perform bug verification, release testing and support for assigned products.
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Conduct unit testing and integration testing.
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Make sure the delivered product matches the business requirements.
Expectations from candidate
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Ability: Good at logical thinking, problem solving
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Inclination: Curious and strong willingness to learn from problems, write good code
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Knowledge: Basics of Back End Development (Some academic degree/certification
or Prior experience/Projects preferred)
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Languages/Tool/Framework: Python, MongoDB, GraphQL, GoLang
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Interest in product focused work in a fast-moving start-up environment
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Attitude: We are looking for a person with an owner mindset who can partner with
us in building our product with a lot of commitment. We like people who are curious problem solvers and are interested in learning with us and working hard.
What we offer
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Great culture focused on outcomes through learning and experimentation
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Mentoring by experienced professionals from pedigreed backgrounds (IIT/IIMs)
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Growth, ownership, and flexibility to achieve your goals.
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
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4-12 years of experience in Java Development.
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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.
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Keen interest in SAAS based products and mobile applications.
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Experience working with Distributed Systems
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Java, Spring Boot, Microservices, API Design Experience with Event-Driven Architecture, Multithreading
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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.
- Work from home or work from anywhere.
- Health insurance.
- Team building activities.
- Training and conference tickets.
Are you passionate in coding, art and blockchain? Do you wish to face challenges ahead, develop and deliver features that will be extraordinary towards users? We are looking for experienced developers (blockchain, frontend, backend) to join our team and start a revolution!
About the role as a full stack engineer at Torum, you will be remotely working alongside our core development team from India, Turkey, Malaysia and other regions in the future. A good mindset of forward planning should be cultivated to better your performance!
You will also get involved in constant discussions with our Lead Developer and Operational team members regarding the ideas, concepts as well as feature specifications to further enhance our platform.
Key Responsibilities and Scope
- Delivering well tested, high quality software
- High scalability and flexibility solutions using micro services
- Work well in teams (bonus points if able to lead)
- Qualifications and experience
Highly Favored Experience
- Experience with Solidity
- Web3 JS experience
- Good software engineering skills, insights, and experience
- Good knowledge of cryptography
- Important: Ability to communicate (orally and verbally) well with the team in English
- Experience in building large-scale apps like Social Media, E-commerce, etc. where performance, scalability, and availability are the top priorities
Qualifications and Experience location GMT+8 or GMT+5:30
- Ability to work remotely or on-site (if Malaysia)
- More than 3 years of experience with Node JS (Express framework)
- Hands-on experience with front-end framework is a bonus (React JS/Angular JS /Vue JS)
- More than 3 years of experience with experience with MongoDB
- Experience in leading, or being a Senior in the backend team to build, constantly improve and optimize a commercial level product, with a decent user base
- Passion for best design, developing and coding practices
- Creating servers and databases for functionality
- Maximizing application performance, uptime, and scalability, maintaining high standards of code quality and thoughtful application design
- Excellent debugging and optimization skills
- Unit/integration testing experience
• Solid experience with application frameworks such as Springboot and strong familiarty with micro services architecture and design patterns
• Familiarity with databases like MySQL, MongoDB, Redis etc
• Hands-on experience in analysis, design, coding, and implementation of complex, custom-built applications
• Exposure to CI/CD using Gitlab, Jenkins preferred
• Familiarity with Docker, Kubernetes, EFK Stack is highly desired
• Broad knowledge of web standards relating to APIs (OAuth, SSL etc.)
• Exposure to product development.
• Understand Architecture Requirements and ensure effective design, development and maintenance of multiple micro services in Java Springboot deployed in cloud within containers consuming data present in relational as well as NoSQL databases.
o The microservices shall expose APIs which allow ease of integration with variety of client apps
o Microservices should handle a scale of thousands of requests per second
• Develop communication patterns between microservices which are efficient, lightweight and secured using Kafka
• Debugging issues on a live setup
• Lead a small team of engineers
• Create test cases and technical documentation
• Maintain a high level of code quality and consistency by adhering to and enhancing the coding standards, design methodology and programming practices
Required Qualifications and Skills:
- 3-5 years of work experience in the development background, with at least 2 years experience in Java, Spring, Sprint Boot, Hibernate or JPA, MySQL, Oracle, Spring MVC.
- B.E. degree in Computer Science, Graduate in Software Engineering or equivalent
- Experience in Core JAVA, Spring, Spring Boot Frameworks.
- Experience with ORM's like Hibernate.
- Good knowledge of developing RESTful web services using Spring Boot, Java1.x,Servlet2.4, JSP2.0, JDBC3.0, Java Mail, Struts2.x, HTML, HTML5, Angular7+, JavaScript, JSF, Bootstrap2.x-3.x, JQuery & CSS 3.x, Maven 3.x, Apache Tomcat7
- Knowledge of Cloud AWS.
- Experience in any Messaging Queue e.g. Apache Kafka, ActiveMQ, etc.
- Experience on Web services with REST and SOAP.
- Experience working on tool set like Eclipse IDE, SQL clients.
- Experience using application server like Jboss, TomCat, Wildfly, glassfish.
- Experience in using tools like SOAP UI, POSTMAN
- Ability to write SQL queries to fetch data.
- Knowledge of Micro services, Redis Cache and Mongo DB (or any other NoSQL) is good to have
Company Introduction (apna)
We are building a novel platform to create better economic opportunities for the blue/grey
workforce around the world. We are a very product focused and customer obsessed company. Delivering high quality products at lightning speed is our USP. If you are looking for challenging work and rapid merit based growth in your career, look no further and welcome aboard.
Checkout our product on Google Play store apna - Job Search App | Job Groups
Job Description
We are looking for a Senior Back-End Engineer responsible looking for engineering ownership of one/many products at apna. Your primary focus will be development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end (Android + WebApp). A basic understanding of front-end technologies is therefore necessary as well.
Responsibilities
● Take ownership of end-to-end product development
● Be champion of Test Driven Development methodology
● Building reusable code and libraries for future use
● Optimization of the application for maximum speed and scalability
● Implementation of security and data protection
● Technical Documentation around the owned product
Skills And Qualifications
● Expert level in OOPS concepts and REST API development
● Proficiency in one or more of the following languages: Python, Java, Ruby, Go
● Knowledge around ElasticSearch, Celery, Redis is must
● Integration of multiple data sources and databases into one system
● Implementing automated testing platforms and unit tests
● Proficient understanding of code versioning tools, such as Git
● Knowledge of GCP would be a plus
Perks
● Have autonomy to work from home. Only one rule: Get things Done!
● We promote and celebrate team members contributing at a variety of professional
conferences and events. Be a speaker, contribute to open sourcepublish academic
work, publish an online blog showing your expertise. we are here to encourage you!
● You join us in your current area of expertise and let us know about your personal
professional goals. Looking to start your company? Further studies at the best institutes?
Want to change career track? We make sure you reach there!
● Generous pool of ESOPs
JD:
Your role will include:
- Writing and testing your code, innovating and contributing towards increasing the value delivered by your team.
- Setting a high bar through your design, development, analysis and deployment activities
- Understanding and participating in evolving the architecture of our products.
- Keeping up-to-date with new technologies, best practices, and work on optimizing the tooling and automation.
- Understanding the latest development and engineering paradigms like Scrum/Agile/TDD/BDD/DDD etc.
You have experience with the following:
- Strong experience of leading and being part of technical teams preferably following agile methodology.
- Strong technical background with ability to provide technical guidance to other team members.
- Knowledge of microservices and must have experience of implementing a few microservices by the least.
- Knowledge of API driven platform development & Software Integration.
- You have hands-on experience in building secure, high-performing and scalable systems in Java.
- Exposure to JVM based languages like Java, Scala, Clojure.









