Joshua Pinkerton

About

Backend-focused engineer with deep Java/Spring expertise in fintech and SaaS integrations, including high-scale financial data pipelines and partner-facing APIs. Most notably re-platformed a 100M+ record ETL system to a custom concurrent Spring Batch architecture that cut failures dramatically and reduced infrastructure costs by over 90%, while also leading enterprise-grade event-driven integrations for customers like Bosch and Amazon.

Key Strengths

• Re-platformed ETL pipelines from Airflow to Spring Batch with 90%+ infrastructure cost reduction
• Built highly concurrent batch processing for 100M+ financial records
• Improved reliability from weekly failures to only once every few months
• Strong backend API engineering in financial systems
• Performance optimization through parallelization and Redis caching
• Designed observability, metrics, and dashboard metadata for faster RCA
• Architected event-driven integrations using Kinesis, DynamoDB, Lambda, and SQS
• Handled ambiguous requirements with prototyping and technical design leadership
• Database performance tuning for Postgres connection pools and concurrency limits
• Enterprise integration delivery for major customers including Bosch and Amazon

Reference Highlights

• above-average Java knowledge
• strong debugging ability
• able to push updates to production
• built data integration pipelines from scratch
• knowledge of asynchronous systems
• understands multithreading
• knowledge sharing through technical presentations
• improved job performance with parallelism
• confidence-inspiring system design skills
• fits well in highly technical teams
• handles fast-paced startup environments well
• handles high-pressure, high-stakes work
• dependable engineer

Experience

Education

Skills

Languages