Senior Software Engineer

Senior Software Engineer (Promotions Platform)

We are seeking a highly skilled and strategic Senior Software Engineer to serve as a technical lead for our mission-critical Promotions Platform which is part of our merchandising ecosystem. This system is the heartbeat of 7‑Eleven’s customer engagement strategy, powering the setup of personalized offers and ensuring seamless, high‑concurrency redemptions at the Point of Sale (POS) across our store network.

You will act as the technical anchor for a complex, distributed ecosystem, collaborating closely with product managers and business stakeholders to turn high‑level initiatives into robust, scalable, and innovative technical designs.

• Technical Leadership: Own the architecture and evolution of the promotions platform, ensuring it remains resilient, performant, and capable of handling high‑traffic loads during peak promotional events.
• System Design & Implementation: Design and develop scalable microservices architectures. Utilize advanced algorithms, including dynamic programming and complex string manipulation/design, to optimize offer matching and validation logic.
• Full‑Stack Development: Build and maintain end‑to‑end features using ReactJS for user interfaces and NodeJS for backend services.
• Cloud & Infrastructure: Leverage AWS services (specifically AWS Lambda, API Gateway, DynamoDB, etc.) to build serverless and cloud‑native solutions.
• Data & Integration: Manage complex data flows using No
  
  SQL (MongoDB). Ensure reliable, real‑time data processing and integration across the ecosystem using event‑streaming platforms like Kafka and Kinesis.
• Collaboration: Partner with cross‑functional teams to translate complex business requirements into clear, actionable technical specifications.
• Process Excellence: Utilize tools like Linear for project tracking, sprint management, and maintaining high velocity in an agile environment.

• Experience: 6+ years of software engineering experience, with a proven track record leading to the development of large‑scale, distributed, and mission‑critical applications.
• Core Stack: Deep expertise in NodeJS and ReactJS.
• Cloud Proficiency: Hands‑on experience with AWS (specifically serverless architectures).
• Data & Messaging: Proficiency in No
  
  SQL databases (MongoDB) and event‑driven integration patterns (Kafka/Kinesis).
• Problem Solving: Strong background in computer science fundamentals, specifically dynamic programming and algorithmic string processing.
• Soft Skills: Exceptional communication skills; ability to articulate complex technical trade‑offs to non‑technical stakeholders and foster a culture of technical excellence.
• Mindset: A passion for building innovative solutions in a fast‑paced environment and a drive to solve ‘hard problems’ in a large‑scale retail environment.