Sr. Java 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.

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 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 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:

• 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.

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.

Role: .NET Developer

Exp: 5-7 Years

CTC: up to 15 LPA

Required Qualifications:

• 5+ years of professional software development experience.
• Post-secondary degree in computer science, software engineering or related discipline, or equivalent working experience.
• Development of distributed applications with Microsoft technologies: C# .NET/Core, SQL Server, Entity Framework.
• Deep expertise with microservices architectures and design patterns.
• Cloud Native AWS experience with services such as Lambda, SQS, RDS/Aurora, S3, Lex, and Polly.
• Mastery of both Windows and Linux environments and their use in the development and management of complex distributed systems architectures.
• Git source code repository and continuous integration tools.
• Proficient with debugging and profiling distributed systems.

About TensorIoT

TensorIoT is an AWS Advanced Consulting Partner. We help companies realize the value and efficiency of the AWS ecosystem. From building PoCs and MVPs to production-ready applications, we are tackling. complex business problems every day and developing solutions to drive customer success.

TensorIoT's founders helped build world-class IoT and AI platforms at AWS and Google and are now creating solutions to simplify the way enterprises incorporate edge devices and their data into their day-to-day operations. Our mission is to help connect devices and make them intelligent. Our founders firmly believe in the transformative potential of smarter devices to enhance our quality of life, and we're just getting started!

TensorIoT is proud to be an equal opportunity employer. This means that we are committed to diversity and inclusion and encourage people from all backgrounds to apply. We do not tolerate discrimination or harassment of any kind and make our hiring decisions based solely on qualifications, merit, and business needs at the time.

Job description

As a Mid-Level Python Developer, you will:

• Analyze user needs and develop software solutions.
•  Work with project managers and product owners to meet specification needs.
• Recommend software upgrades to optimize operational efficiency.
• Deliver scalable and responsive software using TypeScript and Python.
•  Collaborate with other developers to design and optimize code.
• Create flowcharts and user guides for new and existing programs.
• Document all programming tasks and procedures.
• Perform routine software maintenance.
• Deploy and maintain CI/CD pipelines.
• Develop and maintain data pipelines. This includes scaling the pipeline to accommodate anticipated volume and complexity.
• Collaborate with external clients and internal team members to meet product deadlines.

We're looking for someone who has:

• Experience with AWS Services(must)
•  A bachelor’s degree in computer science, Engineering, or related fields
•  4 - 8 years of experience in software development, computer engineering, or other related fields
•  Expert-level experience with Python and Node.JS
• Familiarity and comfort with REST APIs
•  A deadline and detail-oriented mindframe
•  Strong analytical and critical thinking skills
• Familiarity with DevOps tools and best practices
• Experience developing scalable data processing systems

Bonus points for someone with:

• Experience with IoT, ML, AI, or VR
• Amazon Web Services (AWS) certification(s) (preferred)
• Experience with microcomputers and microcontrollers
• Experience with the following DevOps services: AWS
• CodePipeline, CodeBuild or CodeCommit
• Experience with the following Data Engineering services: AWS Lake Formation, Glue, Redshift, EMR, or QuickSight.

• Challenge technical decisions and web service designs and provide inputs for improvement
• Provide qualified code (tested and documented)
• Fix issues that arise from testing/customers
• Create or update all the relevant and required technical documents (design, architecture, )
• Follow quality development rules and recommendations (unitary test, change management, build management, Software factory…)
• Perform code reviews and suggest improvements
• Work in Agile mode and Test Driven development process
• Collaborate and work closely with all stakeholders

• Hardcore developers who can write performance-based quality code and drive code
• Preferred: Java1.8, Junit, Springboot, Dropwizard, RabbitMQ, Jenkins jobs, NoSQL DB (MongoDB, Neo4j), Docker, and DevOps (Optional: Python, AWS)
• Knowledge about Secure coding guidelines, Sonarqube, Configuration Management (Perforce), Jira
• MUST have experience in Scrum/Agile SDLC
• Value Add – experience on the server side in IPTV/OTT/STB

Working as a “Backend Developer” at Bonzai gives you the opportunity to work on maintaining and improving the platform.

• Work on the entire product lifecycle starting from design to deployment and monitoring.
• Explore new technologies such as Kotlin, patterns such as Domain-Driven Design and other cool stuff such as Gitlab CI/CD pipelines, Docker, ECS, Golang, Python, Terraform, distributed tracing and even Haskell.
• Ensure top-notch performance in terms of product and feature experience.

• 2 - 3 yrs of experience in Java, Spring Boot, Hibernate, Rest API, and MySQL.
• Good to have experience/knowledge of other programming languages such as Kotlin or Python, other DBs such as Redshift, platforms such as AWS and architectural patterns such as https://martinfowler.com/bliki/DomainDrivenDesign.html">Domain-Driven Design (DDD) and https://en.wikipedia.org/wiki/Hexagonal_architecture_(software)">Hexagonal architecture.
• Good understanding of Object-oriented concepts, Functional programming and Design Patterns.
• Exceptional communication skills and ability to articulate complex ideas in written, spoken and visual language
• Bachelor in engineering preferably from a leading institute across the globe.

The role of software engineer here is, to develop the application software that is being used on compactors and to do thorough software testing methodically. Expertise is needed on both embedded & application development.

• Expertise on Object oriented programming.
• Highly proficient in C# & C++. Expertise on .NET Framework, ASP.NET, JavaScript, HTML & CSS.
• Proficient in windows frameworks like WPF, WCF, etc for developing desktop applications.
• Knowledge on Microsoft Azure / other cloud technologies.
• Good knowledge on C programming and some exposure to embedded software development.
• Good at unit testing and testing frameworks like gmock, gtest, etc.
• Good at developing solutions in efficient way. Good at solving problems, quick grasper & solid analysis skills.
• Automating manual activities, drive the test automation strategy by architecting new solutions.
• Analyse test results and debug test failures in fast & efficient manner.
• Strong interpersonal & communication skills – written, verbal and presentation.

What if, you had a chance to build something iconic?

• Experience with Hibernate and Spring.
•   Experience with Springboot, spring MVC
• Experience with all phases of the Software Development Lifecycle, including system analysis, design, coding, testing, debugging and documentation
• Teamwork & collaboration skills to work across organizations
• Problem solving skills to develop quick yet sound solutions to resolve complex issues
• Programming Language(s): Java, J2EE, JSON, HTML, DHTML, HTML 5, XML, EXTJS.
• Experience with XML/HTTP and Web Services
• Experience with HTML, JSP, CSS, JQuery / Ajax / JSON,
•     Experience /Knowledge of Angular, React.
• Experience building J2EE based Web Applications
• Experience with MySql.

We are looking for a Python Web Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application; therefore, a basic understanding of front-end technologies is necessary as well.

• Writing reusable, testable, and efficient code
• Design and implementation of low-latency, high-availability, and performant applications
• Integration of user-facing elements developed by front-end developers with server side logic
• Implementation of security and data protection
• Integration of data storage solutions 

• Have architected /designed at least 2-3 systems/products of enterprise scale from scratch.
• Have banking and Financial service background and preferably worked in Mobile/Digital platform design and development. Payments /OLTP preferred.
• Should have experience of 20+ years with J2ee, REST, Microservice, API, Messaging, Encryption, security, NLP, ML background.
• Have 7+yrs of experience in Architecture field, designing and end to end not from consulting Architecture.
• Responsible for design, architecture, and delivery of a feature or component/product with the highest quality with high-level directions from architects
• Driving innovations in the platform constantly & remaining ahead of the curve
• Development and testing of features/functions delivered via applications and services.
• Prototype ideas quickly using cutting edge technologies.
• Collaborating with peers and Architects both within their team and across the organization to deliver end-to-end products & features
• Working with product managers using agile methodologies to deliver high quality solutions on time
• Provide functional, design, and code reviews in related areas of expertise with-in team and cross-team.
• Working with operations teams to ensure your applications and services are highly available and reliable
• Mentoring junior engineers in the team both in the technical as well as on the product side
• Define and devise processes, tools and methodologies to achieve excellence in software development, testing and deployment, and in the management of the Centre.
• Good experience in working with any of the programming languages like PHP, Python, Django, Golang, Java, C++
• Experience developing applications that use high volume of data along with experience building applications on top of RESTful APIs.
• Solid knowledge of JAVA, J2EE, data stream, processing, big data etc.
• Comfortable with writing unit tests using JUnit
• Worked with Git and are comfortable with Merge/Rebase concepts.
• Worked with tools such as Eclipse, WebStorm, Ant, Maven, Jenkins, Sonar, JSLint, Grunt and App Servers such as Tomcat, Jboss.
• Solid knowledge of algorithms, design patterns, and componentization approaches.
• Experience and knowledge of open source software, frameworks and broader cutting-edge technologies.
• Experience in software design patterns, problem solving and troubleshooting skills.
• Ability to determine impact of architectural solutions and recommendations.
• Must have experience in justification of technology solutions to business leaders.
• Experience in refactoring existing codebase and in understanding existing implementations to decide to refactor or rewrite.
• Know how to identify Performance bottlenecks and use good coding patterns to avoid them in the first place.
• Have strong attention to detail.
• Ability to operate effectively both independently as well and within a team using Agile methodology.
• Proven problem-solving and interpersonal communication skills.
• Knowledge of payment domain will be an added advantage

Qualifications

• BE/BTech/ME/MTech in EE/CS or an equivalent qualification.
• 20+yrs of Experience.
• Minimum 12+years of hands on Java programming experience.