W2 Independent Contractors GCs or USCs only Sr.

Application Developer Location:

Portland, Oregon (Hybrid, onsite Tues-Thurs)

Duration:

1 year contract to hire

Mode of Interview:

Onsite Interview is a must Our client is seeking a Sr. Application Developer to provide ongoing support for a cloud-based database environment and the integrations connected to it. This person will be the go-to technical resource for a physics-enabled digital twin platform that supports risk modeling, asset inspections, and geospatial data processing. The role is part of a collaborative team and partners closely with business users and outside vendors. Responsibilities Provide ongoing support for AWS Aurora databases, including schema and table changes, data validation, performance troubleshooting, and coordination of security updates. Design, support, and troubleshoot system integrations, including REST APIs, JSON-based interfaces, data replication pipelines, and connections between the digital twin platform, databases, and enterprise tools. Maintain and enhance S3-based image repositories and imagery upload processes to keep them reliable and efficient. Code, test, debug, and document application changes, data pipelines, and configuration updates. Investigate and resolve escalated incidents and recurring problems, identify root causes, and document fixes to prevent repeat issues. Advise on database access, backups, upgrades, disaster recovery, and application security in line with enterprise standards. Support end users with configuration and report generation, and work with vendor partners on platform changes and releases. Write and maintain support procedures and documentation, and mentor less experienced team members. Qualifications Eight or more years of experience in application development and support. Strong hands-on experience with AWS databases (Aurora preferred) and AWS services such as S3. Proven experience building and troubleshooting integrations using REST APIs, JSON, and data pipelines. Working knowledge of LiDAR or geospatial data processing, plus familiarity with digital twin or similar modeling platforms. Experience with a specific platform is not required. Solid background in incident and problem management, with strong analytical and troubleshooting skills. Excellent communication skills and the ability to work independently while collaborating with business partners and vendors. Bachelor s degree in computer science, engineering, business, or a related field, or equivalent experience.