Web Developer-Backend

Objective of the Role: 

We are looking for a Senior Software Engineer with expertise in Java to take a lead role in developing and delivering innovative solutions. This role demands a proactive approach to ownership, driving initiatives from concept to deployment, and ensuring high-quality outcomes that align with both technical and product goals. 

You Will: 

• Design, implement, and maintain Java-based applications with a focus on high-volume, low- latency. 
• Work on managing Java APIs/microservices development teams. 
• Develop and release cycle modern Java-based web applications. 
• Create Spring Boot-based microservices templates for product engineering teams. 
• Develop full-stack solutions using Java, Spring, and databases like Postgres and MySǪL. 

You must have: 

• Bachelor's degree in Computer Science or related field. 
• 6 to 8 years of experience in Java development, and at least 2-3 years of experience in Telecom domain.
• Experience in designing the HLD and LLD. 
• Proficiency in core Java, JPA, PostgreSǪL, Spring Boot, and microservices. 
• Experience using AI assistants for developing Java features such as REST APIs and exception handling, with demonstrated ability to make production-ready modifications and validate solutions through unit and integration testing. 
• Strong understanding of Java frameworks like Spring and Hibernate. 
• Hands-on experience with RESTful web services and API gateway. 
• Knowledge of design patterns, data structures, and algorithms. 
• Excellent problem-solving skills and analytical reasoning. 

Roles and Responsibilities

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.

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.

• Must have experience in either of JavaScript frameworks: Angular
• Must have experience in either of backend software development [J2EE, Spring Boot, Spring core, JPA]
• Must have experience in designing/implementing Hibernate/ORM, Restful web services, Micro Services using Java
• Knowledge with relational/ NoSQL databases (e.g., Oracle, MySQL, MongoDB)
• Knowledge with versioning (Git or SVN) /build tools (Maven/Ant/Gradle/Junit), Unit testing & code coverage tools is desired
• Knowledge of App / Web servers (NGINX / Tomcat / Jboss Wildfly)
• Understands the process of new application development and has the ability to apply these concepts with minimal mentoring and supervision.
• Advanced knowledge experience using any of IDE (e.g., Eclipse, SonarQube, STS, VS Code)
• Knowledge on Cloud platform, technologies & deployments is an added advantage
• Resolves technical issues through debugging, research, and
• Must have experience with Agile tools

• Good knowledge in product development domains
• Knowledge in Finance and Insurance domain preferred
• Maintain quality and ensure responsiveness of
• Complete application development by coordinating requirements, schedules, and activities contributing to team meetings;
• Troubleshooting development and production problems across multiple environments and operating platforms.
• Collaborate with the rest of the engineering team to design and launch new features
• Understanding and implementation of security and data
• Ensure designs are in compliance with specifications and standards and best industry
• Usage of Process tools – JIRA, TFS, HP QC or any other agile tools, also knowledge of CMM Level 3 development process.
• Self-motivated & working independently with minimal
• Maintain code integrity and
• Experience working with graphic designers and converting designs to visual
• Follow the coding standards for java and angular

• Usage of troubleshooting tools like J Profiler, J Meter or application performance tuning
• Exposure to Non-web-based developments, for both mobile and
• Development experience using Docker, Kubernetes, Containerization etc in AWS or other cloud platforms
• Willing to take up proof of concepts and showcase the technical capability
• Usage of design tools Visio or draw io
• Usage of CI/CD pipeline

What we need from you

• You will bring very strong consulting skills, are customer focused and know how to navigate through tough project situations
• You are highly motivated, creative in your approach to technical problems and love all things about Data!
• You spend a significant amount of time to keep your technical skills updated and are constantly looking for the next big data challenge
• You will be a key contributor to our growth and our customer’s success
• You will bring both broad and deep knowledge in Efficient Java (JSP, Servlet) Developer and going forward build the ability to architect a solution by mapping a customer business challenges
• You are resourceful and confident under pressure
• Willingness to travel as needed to customer sites

Competencies:

• Relevant experience on using tools like JSP, Servlet for web applications
• MVC frame works - Struts or Spring
• Web services- SOAP and REST WebLogic, Hibernate
• Middleware technologies MQ OSB.
• Web/App Servers: Tomcat or WebLogic or JBoss
• Experience using Angular, Micro Services using Spring, jersey, Swagger
• Good knowledge of Backend and Front-end technologies
• Good knowledge of Core Java, J2EE, Ajax, Spring, Java Script, jQuery, HTML
• Good knowledge of any RDBMS database like SQL Server, Oracle, MySQL & Cluster set-up, performance benchmarking, client-side API evaluation, knowledge of various deployment strategies
• Strong knowledge with Core JAVA concepts – Exception handling, Multi-threading, Collection, String, OOPS etc…
• Advanced understanding of Windows and Linux based operating systems
• Mainly 3-4 months hands on with reverse engineering and old legacy solutions to new modern applications
• Working knowledge using REST, HTTP, TCP, SCTP protocols
• Hands-on with JAVA frameworks such as – Thread Pool Executor, Object Pooling, Logging (Log4j preferred), XML/JSON handling

Education Criteria:

• Preferred BE degree in CS, E&C, E&E
• Proficient being a J2EE Developer (courses or project done) and data analytics skills
• Flexible to work on any projects assigned

Note: Terms & Conditions

• This opportunity will be work from office

Desired Skills

1. Expereience in C#, Web API, .NET (Core and Framework), SQL Server.
2. Leading a team designing and implementing software solutions using the Microsoft Azure stack primarily, with scope to also work with open-source technologies.
3. Designing, building, testing, automating, monitoring, and supporting significant components within a modern digital service platform.
4. Helping to build and lead an effective, cross-functional squad practicing agile ways of working (Scrum, DevOps, Design Sprints) in tight collaboration with local and remote teams
5. Microservices and server less architecture with service fabric, functions and API apps, service bus.
6. Visual Studio, Visual Studio Code and GIT, Azure CLI (Cloud Shell), Azure DevOps.
7. Expertise in with Azure Active Directory, VNETs, NSGs, ASGs, OAuth and OpenID Connect, Azure traffic manager, CDN, App Gateway and load balancers.
8. Hands on experience of executing cloud native projects in Azure with DevOps

About Climate Connect Digital

Our team is inspired to change the world by making energy more intelligent, greener, and affordable. Established in 2011 in London, UK, and now headquartered in Gurgaon, India. We have become a leading energy-AI software player from unassuming beginnings at the vanguard of accelerating the global energy transition.

In 2020 Renew Power, India's largest renewables developer, acquired Climate Connect. Following ReNew's listing on NASDAQ during summer 2021 Climate Connect has become the technology anchor of a new fully independent subsidiary - Climate Connect Digital. With backing from ReNew as the anchor investor to pursue an ambitious and visionary new strategy for rapid organic and inorganic growth.

Our mission has technology at its core and involves unlocking value through intelligent software, digitalisation, and horizontal integration' across the energy ecosystem. However, the application of computational power and machine learning to the energy sector has yet to be fully leveraged and can create massive value.

How do you fit in

Curious:You love learning about new tools and technologies

Exposure: You have plenty of experience in executing projects successfully. You

have a client-side exposure on project management

Team player: You have no problem working in a team setting. You can effectively

collaborate with people to reach a solution.

Problem solver: You are the person your peers turn to for solving problems.

Talented: You are an expert in database designing.

Honesty: You work diligently and honestly. You have strong moral principles.

Job Responsibilities

You will be working at the epicenter of energy transformation. You will be creating

data-driven software solutions for forecasting and scheduling data in the renewables power

market. Ultimately, through your contribution to the renewable energy revolution, you will be

doing your bit to mitigate the effects of climate change. These are a few things you can look

forward to working on:

Designing and implementing low-latency, high-availability, and performance

applications

Identifying and mitigating security-related threats to the application.

Using your expertise in database designing and application architecture planning for

Core & MVC projects

Debugging browser extensions & server tools

Solving complex technical issues

Ensuring quality projects are delivered within defined timelines

Designing new frameworks, debugging and modifying existing frameworks

Maintaining databases to ensure strong optimization and functionalities

Learning new technologies and how to design and implement Project Architectures

Job Requirements

PHP/Python

MVC Framework Laravel / Python Flask.

AJAX, HTML/HTML5 & CSS/CSS3 JavaScript and JavaScript frameworks(preferably jQuery)

Web services (SOAP, REST)

SQL and NoSQL scripting and databases like MYSQL and Mongo DB administration

Code versioning tools, such as Git

AngularJS / ReactJS

B. E / B. Tech / M. Tech / B. Sc in CS or IT

2-4 years of experience in the field

What's in it for you

We offer competitive salaries based on prevailing market rates. In addition to your introductory package, you can expect to receive the following benefits:

Flexible working hours and leave policy

Learning and development opportunities

Medical insurance/Term insurance, Gratuity benefits over and above the salaries

Access to industry and domain thought leaders.

At Climate Connect, you get a rare opportunity to join an established company at the

early stages of a significant and well-backed global growth push. We are building a remote-first organisation ingrained in the team ethos. We understand its importance for the success of any next-generation technology company. The team includes passionate and self-driven people with unconventional backgrounds, and we're seeking a similar spirit with the right potential.

What will we be building together?

1K Kirana Bazaar (1K) is building Bharat's first hyperlocal offline-online distribution platform. Our aim is to provide the benefits of technology and scale to the underserved first time internet users of Bharat. We use the efficiencies of the existing kirana store network and empower them with a full technology stack to fulfill all needs of our consumers.

Over the next 2 years our goal is to transform the lives of millions of new age consumers of Bharat and at the same time make the lives of thousands of retailers more fulfilling! With our end to end integrated supply chain and technology stack, we are already disrupting the traditional supply chain and bringing in innovation and gamification to the traditional shopping and consumption process. The growth process will demand exploration of technologies like Blockchain, Artificial Intelligence, IPFS, Distributed Computing, and IOT to name a few to fuel the idealistic model design for the making of an evolved #bharat. We visualise seamless access to every consumer or a mom & pop store in the deepest rooted corners of India.

What will you be driving with the team?

To build full-stack solutions for retail & supply chain from managing purchases to selling products to end consumers. You will work on solving some of the complex problems of the retail industry.

Your core responsibilities:

• Solve complex problems and follow good coding practices and complying with existing quality standards.
• Evaluate existing engineering processes and recommend improvements.
• Setup high-quality standards in production running code by performing diligent code reviews and rigorous unit test coverage.
• Brainstorm (sometimes, even prototype) features with the rest of the team based on your knowledge of the codebase.
• And of course, there's always bugs to fix, based on your personal experience or feedback from the team and the 1K community.

What will help you thrive in this role? 

• A bachelor’s degree in Computer Science or a related field is preferred.
• 6 month+ experience in software development.
• Knowledge of programming languages.
• Should possess a solid grasp of object-oriented programming, data structures, and software design.
• Experience with AWS infrastructure and distributed systems is a plus.
• Highly developed attention to detail.
• Ability to work well in a fast-paced environment.

Whom you will be sharing your workday with?

We are a language-agnostic engineering team of independent thinkers who understand the priorities of a rapidly growing startup and excel at choosing high impact projects. Our core beliefs are: 

• We are at the forefront of disrupting the traditional retail & supply chain industry by building distributed systems
• We are hardcore open source lovers and believe in the strength of the open-source community.
• We believe technology can change the way information is consumed.
• We use a data-driven approach to build new products and features.
• Build new tech solutions to improve business processes and enable our various departments to help service our teams better.
• We embrace and enable DevOps culture within the organisation.

And yes! We do have new furry friends coming to our office every day.

Work Perks

• Hybrid work environment with flexibility to work from anywhere. 
• A great salary, commensurate with experience.
• Unlimited vacation policy which means Paid Vacations.
• A relaxed & flexible working atmosphere.
• Weekly parties (Unofficial).
• Paid outings to remote work locations and industry events/conferences.
• Paid Health Insurance for you and your loved ones.