Tim Adamczyk
Tim Adamczyk
Software Engineer II
About Me

Creative, collaborative Software Engineer with 7+ years delivering production backend systems — Java, REST APIs, async messaging, and cloud-integrated services. Known for partnering closely with cross-functional teams to reduce manual processes, centralize data, and build maintainable systems at scale. AI-first developer actively building with Spring Boot, AWS, and PostgreSQL.

Experience
Castle Biosciences
2021 – 2026
Software Engineer II
  • Designed and built a Java REST API service owning the full API layer and companion UI workflow — core logic written without framework scaffolding
  • Structured Java services using dependency injection to isolate business logic, improve testability, and support maintainable data flow through complex workflows
  • Developed an OCR solution automating 70% of previously manual order intake — reduced turnaround time and eliminated processing errors
  • Built AI-assisted data pipelines integrating external REST APIs with internal systems, reducing data entry turnaround across operations
  • Engineered async integrations connecting upstream data sources to downstream processing systems via event-driven patterns
  • Restructured core data model reducing a 6-week manual process to under 1 week
  • Wrote and maintained unit tests across production services; designed code architecture for testability and long-term maintainability
JavaSpring BootREST APIAWSPostgreSQLOCRSQSHibernate
MST Solutions
2019 – 2021
Software Engineer II
  • Built enterprise software instances from the ground up for healthcare and financial services clients
  • Integrated platforms with external systems for bidirectional data exchange via REST APIs
  • Managed full-lifecycle implementations from requirements gathering through go-live, coordinating onshore and offshore teams
  • Optimized application performance and cost efficiency through code review and data architecture improvements
  • Mentored junior developers through code reviews and knowledge sharing
SalesforceApexLWCREST APIsHealthcareCI/CD
Martha + Mary
2016 – 2017
Web Developer
  • Deployed 6 marketing websites across 5 properties, managing full development lifecycle
  • Established server infrastructure for remote file access across the organization
HTMLCSSJavaScript
Projects
Skills
Languages
JavaPythonJavaScriptHTML / CSSApex
Frameworks
Spring BootHibernate / JPAReactLWC
Cloud & DevOps
AWS — S3, SQS, EC2, RDS, API GatewayAzureDockerJenkinsCI/CDBitbucket
Databases
PostgreSQLMySQLSQL Server
AI & Developer Tools
Claude Code & MCPAI-assisted developmentAnthropic API
Platforms
Odoo ERPSalesforce CRM
Education
Bachelor of Fine Arts
School of the Art Institute of Chicago
Certifications
  • Salesforce Platform Developer I
  • Salesforce App Builder