Senior Software Engineer Technical Lead – POS Integration

Company Profile

App Card Inc. is a technology and marketing company headquartered in Manhattan, NY. App Card has a powerful marketing tool that leverages data acquired at the point of sale (POS) via an advanced rewards program to create advanced retargeting campaigns that help businesses increase their bottom line. App Card is unique in the loyalty space due to its patented technology which allows businesses to capture shopper identity and item level data in realtime from purchases made in store and online.

The benefit of this is two fold: consumers benefit by receiving offers, incentives and coupons. Through a shopper’s interactions with the former App Card’s platform records and learns shopper behavior and gives grocers the ability to make their data actionable to increase average basket size and systematically increase repeat purchases.

We are seeking a highly skilled Senior Software Engineer Technical Lead – POS Integration to lead both the product and technical execution of App Card’s Point of Sale (POS) integrations. This role is critical to shaping the strategic direction of our product roadmap and ensuring high-quality delivery across all phases of integration. You will define and implement technical architecture, product workflows, and interface designs.

You’ll own the entire integration pipeline, from early-stage definition through deployment and ongoing support. As a leader, you’ll bridge the gap between partners, engineering, QA, and operational teams. This role also involves developing tools that improve efficiency and quality, such as automation frameworks and monitoring systems. You’ll be given the ability to explore cutting‑edge solutions to these problems such as using LLMs and other AI tools.

Your contributions will directly influence the scalability, competitiveness, and success of App Card’s platform.

• Own product definition and implementation of App Card’s loyalty engine with third‑party providers.
• Assist third parties on the integration lifecycle of App Card’s loyalty engine, ensuring product quality and timelines through internal and external resources.
• Manage internal QA resources for integration validation.
• Develop troubleshooting processes and tools for internal and external use.
• Develop automation systems to replace manual testing.
• Develop monitoring tools to observe distributed system performance.

• 5+ years of experience in technical product and/or development roles.
• Proven background in retail technologies:
  Point of Sale experience preferred.
• Strong technical background with relevant experience as a programmer. Expected to write code to prototype tools and improve processes.
• Excellent project management skills, including the ability to manage timelines, dependencies, risks, and resource allocation.
• Proficient in either Python or Java.
• Exceptional communication skills, with the ability to effectively convey technical concepts and project updates to both technical and non-technical stakeholders.
• Strong problem‑solving skills and ability to manage multiple priorities in a fast‑paced environment.

• Experience in technical mentorship and/or team management.
• Familiarity with product management tools for stakeholder collaboration.
• Experience utilizing AI tools to improve processes.
• Grocery industry experience or point of sale experience.

• Opportunity to lead high-impact technical projects that shape the future of our product.
• Collaborate with top‑tier teams in a fast‑paced, dynamic environment.
• Work in an organization that values innovation, growth, and technical excellence.

• Salary and stock options.
• Medical coverage, Life Insurance Coverage, 401(k) plan, vacation/sick leave, paid company holidays.
• Flexible Spending Account (FSA).
• Health Savings Account (HSA).
• Commuter benefits.

This role is full‑time from our NYC office