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Hernan Chalco
Senior Software Engineer specializing in eCommerce payments and integrations
San Jose, CASenior Implementation Engineer7 years experienceSeniorFinTechPaymentsE-commerce
ScreenedIdentity Verified
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About
Solutions/implementation-focused engineer with payments expertise (Adyen headless Magento integrations, 3DS components) who also builds and troubleshoots agentic LLM workflows using the OpenAI Agents SDK. Experienced in pre-sales technical validation and in tailoring live demos/workshops—e.g., pivoted a Quantum Metric workshop from custom JavaScript instrumentation to no-code analytics based on audience needs.
Experience
Senior Implementation EngineerAdyen
Implementation EngineerAdyen
Engineer, Customer SuccessQuantum Metric
Software EngineerHCL Technologies
Education
University of California, Berkeleybachelor, Mathematics (2017)
Key Strengths
- End-to-end technical delivery from scoping through production monitoring
- Strong discovery/scoping to align payment integrations with business needs
- Manages trade-offs by clarifying customer priorities (timeline/scope/cost)
- Transparent, trust-based stakeholder communication; direct expectation management
- Proactive observability mindset for LLM/agentic systems (logs + monitoring)
- Diagnoses agentic workflow failures (identified infinite loop via logs; mitigated with usage limits)
- Adapts technical demos in real time based on audience capability
- Effective pre-sales technical validation (tested and demoed 3DS iframe embedding feasibility)
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