Software Development Engineer II - Payments

This role is on-site, 5 days a week, working from our Flatiron office in NYC.

About Seated

Seated is the first dynamic pricing platform for restaurants. We help fill their empty seats while providing consumers incredible rewards to top brands and unique experiences. We are quickly expanding our offerings to cities across the country and are looking for talented and ambitious people to embark on the journey with us!

Role Overview

We’re fast-paced, innovative, and metric-driven, with a team passionate about delighting our customers. We’re looking for a mid-level Software Development Engineer with a strong foundation in card payment processing and payments infrastructure. You’ll help build and scale the systems that manage Seated’s growing network of restaurants and their transactions. You’ll translate business needs into live features and partner directly with business owners who recognize the value of technology. You’ll have a strong voice in product design and ownership across coding, QA, and production support.

Responsibilities

• Design, build, and maintain scalable backend systems that reliably manage merchant accounts, transactions, and attribution logic
• Partner with business stakeholders to translate requirements into well‑implemented, deterministic workflows and services
• Build reliable, fault‑tolerant distributed systems with strong coding, testing, observability, performance, and reliability practices 
• Contribute to technical design for high‑performance, service‑oriented architectures
• Scale backend services and microservices for high throughput and low latency across fast‑growing payment datasets

• Bachelor’s in Computer Science or Engineering; 3+ years of experience shipping production payment/fintech systems
• Deep understanding of payments infrastructure, including card network flows, authorization/settlement lifecycles, and payment processor/gateway integrations
• Ability to quickly learn new payment technologies and apply them to real‑world solutions and product design
• Proficiency in Java and the Spring Boot framework; or equivalent expertise in a similar object‑oriented language.
• Experience building high‑availability systems, including low‑latency APIs and distributed RESTful/gRPC services; practiced in backward compatibility, deterministic behavior, and idempotency

Preferred Experience

• Solid knowledge of distributed databases and scalable, fault‑tolerant caching
• Experience with AI agents and prompt engineering; able to build web features using agentic workflows and modern frontend frameworks
• Cloud experience (AWS or GCP), containerization (Docker); familiarity with AWS services such as ECS, RDS, and Kinesis, plus observability tools like Datadog
• Preferred: Experience with workflow orchestration engines (Temporal, Cadence, or AWS Step Functions)

• $160K - $180K + stock options
• 401k with company match
• Medical, dental, and vision coverage
• FSA, dependent care, and commuter benefits
• Paid parental leave and unlimited PTO
• TeleDoc, One Medical, Talkspace, and WellHub access
• Citi Bike membership
• $100 monthly Seated dining credit