Senior Full stack

Senior Full Stack Engineer – Kommerce Hub

Location:

Experience:

Timings - 5PM to 1AM

Tech Stack:

Domain:

About Kommerce Hub

Kommerce Hub is a next-generation B2B e-commerce platform powering multi-tenant marketplaces and AI-driven commerce operations. We enable global merchants, wholesalers, and modern retail businesses to scale through high-performance, modular, API-first solutions.

Senior Full Stack Engineer

Role Overview

As a Senior Full Stack Engineer, you will lead the design and development of core platform features across the entire stack. You will work closely with Product, DevOps, and Architecture teams to implement highly scalable microservices, intuitive UI components, and enterprise-grade integrations.

multi-tenant systems

Key Responsibilities

• Design, develop, and maintain microservices using

  Python

  (Django/FastAPI/Flask).
• Build responsive, scalable front-end interfaces using

  React.js

  .
• Architect multi-tenant SaaS modules that support 1M+ SKUs, multi-store operations, and marketplace integrations.
• Develop and optimize API-first features for B2B workflows (Catalog, Inventory, Orders, Payments, Pricing, Promotions).
• Containerize applications using

  Docker

  and work closely with DevOps for deployments.
• Implement secure, scalable platform components following best practices in microservices, caching, async queues, and API gateways.
• Collaborate with Product Managers to translate requirements into technical designs and engineering tasks.
• Review code, enforce engineering best practices, and mentor junior developers.
• Own performance improvements, debugging, and production issue resolution.
• Work with third-party APIs (payments, logistics, marketplaces) and create reusable integration frameworks.
• Ensure end-to-end security, reliability, and scalability of all services.

Required Skills & Experience

• 5+ years of full-stack engineering experience.
• Strong expertise in

  Python

  (FastAPI, Django, Flask).
• Strong proficiency in

  React.js

  and modern UI design patterns.
• Hands-on experience with

  Docker

  , containerization, and microservices.
• Experience designing or maintaining

  multi-tenant SaaS platforms

  .
• Deep understanding of

  B2B e-commerce

  workflows (nice to have: Catalog, Inventory, PO, Pricing, Payments).
• Strong database knowledge: PostgreSQL, MySQL, MongoDB, or Redis.
• Experience working with event-driven systems, async messaging (Kafka, RabbitMQ).
• Solid understanding of CI/CD pipelines and cloud environments (AWS, GCP, Azure).
• Excellent problem-solving and debugging skills.
• Ability to work in a fast-paced startup environment and take ownership end-to-end.

Good to Have

• Experience with Kubernetes.
• Knowledge of performance tuning for high-volume SaaS applications.
• Experience integrating payment gateways, logistics partners, or marketplace APIs.
• Familiarity with AI-driven recommendation or automation features.

Why Join Kommerce Hub?

• Work on a modern, scalable B2B SaaS platform serving global clients.
• Opportunity to directly influence architecture and product roadmap.
• Collaborative culture with high ownership and learning.
• Competitive compensation with growth and leadership opportunities.