Software Development Engineer (SDE) - Full Stack

Overview Inabia is seeking a Full Stack Software Development Engineer for a 12-month onsite contract engagement in Redmond, WA. This is a hands-on build role focused on distributed, cloud-native systems spanning backend services, data systems, and cloud infrastructure. The ideal candidate takes ownership of ambiguous problems and delivers concrete, scalable technical solutions in a fast-moving, agile environment. Responsibilities Design, build, and ship scalable, fault-tolerant backend services and APIs Build and maintain distributed storage, indexing, and query systems optimized for reliability, cost, and performance Take loosely-defined, ambiguous problems and translate them into concrete technical solutions with clear implementation plans Work across the full stack - backend, data layer, and cloud infrastructure - as the work demands Collaborate with a cross-functional engineering team through sprint planning, code reviews, and retrospectives Ship working software on short, iterative development cycles Key Qualifications US Citizen or Green Card holder; no visa sponsorship available (C2C, H-1B transfer, OPT/CPT, TN, and third-party visa arrangements not accepted) 4+ years of non-internship professional software development experience Proficiency in at least one of: Java, Python, Go, or SQL Hands-on, production experience with AWS cloud infrastructure (EC2, Lambda, ECS/EKS, RDS, S3, DynamoDB, CloudFormation) Ability to work onsite in Redmond, WA, 5 days per week for the full 12-month contract duration Preferred Qualifications Experience designing and operating distributed, multi-tiered systems with relational and/or NoSQL databases at scale Exposure to optimization techniques such as linear or nonlinear programming Strong ability to communicate technical tradeoffs clearly to both technical and non-technical stakeholders Comfortable operating with ambiguity - defining solutions from broadly-scoped requirements rather than executing detailed specifications Inabia Solutions and Consulting, Inc.