Sr. Software Developer

Making a job change is a big decision. Why consider Ironwood Digital ? You will be joining a team of remarkable colleagues who are passionate about creating and delivering leading-edge pricing solutions to the global retail market. You will become part of an exciting growth journey where we will do everything possible to help you reach and exceed your career dreams. Our colleagues have access to industry-leading training and development opportunities, and the chance to work in a global, diverse culture with offices in 9 countries. You will become part of an inclusive culture that is grounded in our Company's purpose: to make a difference for every colleague, every client, every day. Ironwood Digital ’ leading retail pricing solutions leverage powerful artificial intelligence technologies, including predictive AI, conversational AI, generative AI and agentic AI,to optimize the retail pricing lifecycle and deliver real business value to our clients. Our solutions optimize prices for retail products that generate more than $3T in annual revenue for dozens of the world’s leading grocery, healthy & beauty, DIY and convenience retailers. We hope you’ll be part of taking innovative solutions to market with the worldwide leader in retail pricing. Ironwood Digital (an Aptos company) has an opening for a Senior Backend Engineer to join our US teamlocatedin the Austin area. Ironwood Digital ’ market-leading platform drives the world’s largest retailers in terms of their product pricing,promotionand merchandising decisions worldwide. Over 33,000 retail locations and $200+B in annual revenue across grocery, drug, convenience, general merchandise, discount, sporting goods stores, fashion, and eCommerce sitesoptimizewith Ironwood Digital ’ solutions. About the Role As a Senior Backend Engineer, you will be a key player on the team building our next-generation Agentic Platform.Own the backend services that power our AI agent platform — async workflows, internal APIs, and the external-facing capabilities our customers build on.The Senior Software Engineer roleis responsible fordriving the overall system design, architecture, scalability, reliability, and performance of end-to-end AI-driven systems at Ironwood Digital . Who You Are You have 5+ years of experience in software engineering including building scalable cloud-native systems and strongproficiencyin microservices architecture You bring a deep understanding and application of decoupled architecture as well as computer science fundamentals: data structures, algorithms, and design patterns Proven experience designing and building backend systems for AI-powered applications, including integration with Large Language Models (LLMs) Deep understanding of designing and implementing complex, long-running asynchronousworkflowsand state management for agentic systems Experience externalizing APIs and agent capabilities — including headless API design, MCP server development, or A2A protocol integration — for consumption by external customers and third-party systems Familiarity with API productization practices: usage metering and quota tracking, versioning strategies, and developer portal tooling (e.g.Apigee, Backstage, or equivalent) Exposure to cloud platforms (AWS/GCP), GCP experience preferred (BigQuery, Cloud Functions, Pub/Sub) Demonstrated experience (5+) years of Node.js experience (NestJSFramework, Typescript) High levelofproficiencywith Typescript (including generics, classes, interfaces,etc) Experience writing event-driven and async applications Demonstrated experience with Relational andNoSqldatabases Experience in containerization and container orchestration (Docker, Kubernetes, etc.) Experience enabling CI/CD pipelines using tools such as Gitlab, or others Proficient and experienced in Unit Testing and usage of mocking framework, with a Test First mindset to developing features Security first mindset and working within security boundaries with tooling such as SAST and SCA Experience working within small agile teams, across multiple disciplines and able to lead the agile processin regard toceremonies and story grooming Proficient in using AI tooling in day-to-day work, such as Claude Code, to aid with coding, documentation, and architecture You display ownership, team spirit, are self-driven, a clear communicator, can lead cross-functionally and with empathy What You'll Do Collaborate with product managers, data scientists, and other engineers to build and refine the APIs, orchestration logic, and data pipelines for our AI agents Own the architecture and implementation of highly scalable and reliable backend services that manage the lifecycle and execution of asynchronous agentic tasks You will educate other engineering teams and advocate for scalable and maintainable architectural decisions Continually improve our technical stack and processes Nice to Have Familiarity with frameworks and tools in the agent development ecosystem (e.g.,LangChain,LlamaIndex) is a strong plus We Also Look For Passion Initiat