Technical Architect/CTO

Job Title : Node.js Developer

Experience : 5+ Years

Location : Gurgaon – Sector 43

Work Mode : 5 Days Work From Office (WFO)

Interview Mode : Direct Walk-in

Job Summary :

We are looking for an experienced Node.js Developer with 5+ years of hands-on experience in backend development and building scalable applications.

The ideal candidate should have strong problem-solving skills and experience working in a fast-paced product or service-based environment.

Key Responsibilities :

• Develop and maintain server-side applications using Node.js.
• Design and implement RESTful APIs and microservices.
• Work with databases like MongoDB / MySQL / PostgreSQL.
• Integrate third-party APIs and services.
• Ensure performance, security, and scalability of applications.
• Collaborate with frontend developers, QA, and DevOps teams.
• Write clean, reusable, and efficient code.
• Participate in code reviews and technical discussions.

Required Skills :

• Strong expertise in Node.js and JavaScript.
• Experience with Express.js or similar frameworks.
• Knowledge of Microservices architecture.
• Hands-on experience with MongoDB / SQL databases.
• Experience with Git and CI/CD processes.
• Good understanding of cloud platforms (AWS preferred).
• Strong debugging and optimization skills.

Preferred Skills :

• Experience with Docker / Kubernetes.
• Knowledge of Redis, Kafka, or message queues.
• Understanding of Agile methodologies.

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.

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.

Stable Money presents a great opportunity to be a part of the founding team and participate in the 0 to 1 journey If you have at least 6 years of experience and you're someone who's all about distributed architectures, system design wizardry, and making Go or Java dance to your tune, read on!

What We’re Looking For:

Architecting Marvels: Designing and implementing scalable, resilient distributed systems that make our platform sing.

Coding Ninjutsu: Crafting elegant, efficient code in Go and/or Java that runs like clockwork.

Keeping Watch: Hands-on with monitoring and troubleshooting using open-source Observability stack—think Loki, Grafana, and all things metrics.

Cloud Whisperer: Leveraging core AWS services to build and maintain robust infrastructure that never sleeps.

Pipeline Maestro: Setting up and optimising CI/CD pipelines to keep our deployment game strong.

Mentoring Mastery: Guiding and mentoring junior engineers, sharing your wisdom and helping them grow into future stars.

Bonus Points:

Startup Savvy: Thrived in the fast-paced, dynamic environment of a startup.

Fintech Finesse: Familiarity with the unique challenges and regulations of the fintech industry.

If you're excited about joining a dynamic team where you can architect, code, mentor, and innovate, send us your resume! Let's chat about how you can help us revolutionize the fintech space. 🚀

-Previous experience working as a Shopify developer.

-Strong knowledge of liquid programming language
-Generate custom – tailored Shopify theme and altering pre – existing template.
-Act as Shopify expert, specializing in all facets of the ecommerce platform.
-Strong hands to Install & Customize new Shopify theme.
-Clear concept of HTML5, CSS3, javascript/Jquery.
-Knowledge in other ecommerce platforms like Magento, woocommerce, BigCommerce will be preferred.
-Strong hands to Install & Customize new Shopify theme.
-A proficiency in working with different Shopify JS APIs (storefront, AJAX Cart, Sections etc.
-Excellent troubleshooting skills.
-Good project management skills

We are looking for a Senior Python Developer to build functional and efficient server-side applications.

Senior Python Developer responsibilities include participating in all phases of the software development lifecycle. If you’re a seasoned developer with a love for back-end technologies, we’d like to meet you.

Your ultimate goal is to create high-quality products that meet customer needs.

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 the project meets business objectives and compliance standards
• Support test and deployment of new products and features
• Participate in code reviews
• Manage testing and bug fixes
• Prepare technical documentation
• Collaborate with UX/UI designers to implement design into the code
• Implement software enhancements and suggest improvements

Qualifications

• Bachelor's degree in Computer Science (or related field)
• 3+ years of work experience as a Python Developer
• Experience with Python frameworks (e.g. Django, Flask, Bottle)
• Expertise in Object-Oriented Design, Database Design, and XML Schema
• Experience with Agile or Scrum software development methodologies
• Ability to multi-task, organize, and prioritize work
• Familiarity with Amazon Web Services (AWS) and REST API
• Understanding of databases and SQL
• Knowledge of machine learning is a plus
• Attention to detail
• Leadership skills

• upGrad was awarded the Best Tech for Education by IAMAI for 2018-19,
• upGrad was also ranked as one of the LinkedIn Top Startups 2018: The 25 most sought-after startups in India.
• upGrad was earlier selected as one of the top ten most innovative companies in India by FastCompany.
• We were also covered by the Financial Times along with other disruptors in Ed-Tech.
• upGrad is the official education partner for Government of India - Startup India program.
• Our program with IIIT B has been ranked #1 program in the country in the domain of Artificial Intelligence and Machine Learning.

• 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.

• A highly talented developer with 6-9 years of hands-on experience in building secure and scalable web based applications using Java in backend and JS based frontend frameworks
• Strong knowledge of Java 8+, databases (SQL and NoSQL) , MySql, Mongo
• Experience working with Cassandra, Spring Boot, Apache Spark, Kafka, RabbitMQ is highly desirable.
• Working knowledge of any one or more of AngularJS/ReactJS/VueJS and CSS3, HTML5.
• Strong experience in data modelling for data storage tools in SQL; experience with noSQL is highly desirable.
• Experience building scalable solutions for 2x, 5x and 10x growth with high quality and flexibility.
• Practitioner of test driven development practices. Experience in creating and adhering to best practices for development.
• Experience working with container technologies like Docker and knowledge of CI/CD processes for automated integration and deployment. Basic knowledge of AWS preferred.
• Strong experience in Microservices (SRP) paradigm.
• Willing to learn new technologies (Golang).

Position profile

Senior Software Engineer

Responsibilities and duties

Skill Set

Primary

• 4-7 years’ experience developing scalable Mobile, Web and Cloud based applications.
• 3-4 years’ experience with hybrid mobile applications using IonicJS.
• 3-4 years’ experience with backend frameworks: Node.js, Express.js, Mongoose.js.
• 3-4 years’ experience with JavaScript Frameworks such as Angular, CSS and HTML5.
• 1-2 years’ experience with Azure Cloud, Azure PaaS (Functions, Service Bus, etc.).
• 1-2 years’ experience with SQL Server and MongoDB database.
• Experience in developing applications involving data extraction, transformation, and visualization using tools like Power BI.
• Very strong experience with the orchestration of multiple asynchronous API calls via call backs, promises, and async/await.
• Hands-on experience with TDD, using libraries such as Mocha/Jasmine.
• Define and implement application & infrastructure migration methodologies and techniques to migrate workloads into Azure.
• Knowledge of CI/CD, Jenkins pipelines would be a plus.
• Knowledge of AWS Cloud would be a plus.
• Experience in developing native iOS and Android applications would be a plus.