[Remote] Software Architect - Back-End Serverless (U.S. Remote)

Note: The job is a remote job and is open to candidates in USA. Unison is a company that powers the business of government to work smoother and smarter. They are seeking an experienced Software Architect to lead the design and evolution of highly scalable, secure, and resilient AWS serverless platforms. Responsibilities • Own and evolve the backend architecture for serverless, event-driven systems built on AWS Lambda, API Gateway, DynamoDB, and EventBridge • Define and enforce architectural standards, reference patterns, and best practices aligned with AWS Well-Architected principles • Lead architectural reviews, design discussions, and trade-off analyses across teams • Serve as a technical authority and mentor for senior and mid-level engineers • Design and oversee GraphQL API architectures using TypeScript, with a focus on schema governance, versioning, and long-term maintainability • Guide data modeling strategies, including DynamoDB single-table design, access patterns, and scalability considerations • Establish resilient, observable, and fault-tolerant systems with clear SLOs and recovery strategies • Drive Infrastructure as Code practices using AWS CDK, enabling repeatable, auditable environments • Embed monitoring, logging, alerting, and automated remediation into system designs • Lead root cause analysis for complex production incidents and drive systemic fixes • Partner with DevOps and product stakeholders to improve deployment safety, release velocity, and operational maturity • Architect systems with defense-in-depth security, least-privilege access, and compliance-aware designs • Continuously assess and improve system performance, scalability, and cost efficiency • Ensure designs are aligned with regulatory and compliance requirements where applicable (e.g., FedRAMP) • Work cross-functionally with product, frontend, and platform teams to translate business requirements into durable technical solutions • Influence roadmap decisions by clearly articulating technical risks, constraints, and long-term implications • Contribute to engineering culture through thoughtful code reviews, architectural documentation, and continuous improvement initiatives Skills • 8+ years of professional experience in backend or platform engineering, with architect-level responsibility for production systems • Deep expertise in TypeScript and modern backend application design • Strong hands-on experience with AWS serverless architectures (Lambda, API Gateway, DynamoDB, EventBridge) • Proven experience designing and governing GraphQL APIs at scale • Advanced understanding of distributed systems, data modeling, and event-driven architectures • Extensive experience with Infrastructure as Code (AWS CDK preferred) • Demonstrated ability to diagnose and resolve complex system failures through structured root cause analysis • Strong familiarity with CI/CD pipelines, version control strategies, and automated testing practices • Experience operating in Agile environments with cross-functional teams Company Overview • Unison is a software company that offers contracting and financial assistance processes for agencies and government contractors. It was founded in 1983, and is headquartered in Dulles, Virginia, USA, with a workforce of 201-500 employees. Its website is https://unisonglobal.com. Company H1B Sponsorship • Unison has a track record of offering H1B sponsorships, with 4 in 2025, 4 in 2024. Please note that this does not guarantee sponsorship for this specific role. Apply tot his job Apply To this Job