Description

Job Summary

Photon is seeking a Lead Backend Engineer (Python) to drive the architecture, development, and delivery of scalable, cloud-native backend platforms for a large-scale e-commerce and loyalty ecosystem in the Quick Service Restaurant (QSR) domain.

This role combines hands-on engineering excellence with technical leadership, owning backend system design while mentoring teams and ensuring high-quality delivery across multiple workstreams. The Lead Backend Engineer will build and orchestrate high-performance APIs, event-driven microservices, and data transformation pipelines using Python (FastAPI) and AWS-native services.

You will play a critical role in enabling digital ordering, loyalty, identity, and customer engagement journeys, working closely with product, architecture, DevOps, and frontend teams to deliver resilient, scalable, and business-aligned solutions.

Experience with Paytronix or similar loyalty platforms and solid familiarity with QSR workflows is highly preferred.

Key Responsibilities

Technical Leadership & Architecture




- Own the backend architecture for e-commerce, loyalty, and digital engagement platforms in the QSR domain.
- Lead the design and development of cloud-native, stateless microservices using Python (FastAPI).
- Define and enforce engineering standards, best practices, and design patterns across backend teams.
- Design hub-and-spoke orchestration services to abstract integrations across loyalty, identity, CMS, payments, and commerce systems.

Event Processing & Data Transformation
- Architect and implement event-driven systems using asynchronous programming, pub-sub patterns, message queues, and streaming platforms.
- Lead event processing and data transformation workflows, ensuring efficient handling of high-volume, real-time customer and transaction data.
- Apply strong data structure and algorithmic fundamentals to optimize system performance, latency, and scalability.
- Design resilient systems with idempote

📌 Lead_Backend Engineer_Offshore (India)
🏢 Photon Group
📍 India