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Sample document — fictional candidate for illustration purposes only. Your CV is prepared from your own record.

Diego Reyes
Backend Software Engineer
diego.reyes@email.com +49 160 900 3341 Berlin, Germany linkedin.com/in/diegoreyes github.com/diegoreyes-dev
Professional Summary

Backend engineer with 3 years of experience building high-throughput payment infrastructure at Stripe. Specialises in distributed systems and event-driven architecture using Go and Kafka. Delivered a 40% reduction in payment processing latency through targeted service decomposition and async messaging. Strong focus on reliability, observability, and clean API design.

Tech Stack
Go PostgreSQL Apache Kafka Docker Kubernetes gRPC Redis GitHub Actions Datadog AWS
Experience
Backend Software Engineer Aug 2023 – Present
Stripe, Berlin
  • Redesigned the payment event fan-out service in Go, replacing synchronous HTTP calls with Kafka-based async messaging — reduced end-to-end processing latency by 40%.
  • Built idempotent retry logic for charge reconciliation, eliminating 99.7% of duplicate-charge incidents across three merchant tiers.
  • Added structured observability (traces, metrics, logs) via OpenTelemetry; MTTR on payment service alerts dropped from 28 min to 9 min.
  • Contributed to internal Go service template adopted by 6 other backend teams for standardised health-check and graceful shutdown patterns.
Junior Backend Developer Mar 2022 – Jul 2023
Buk, Santiago
  • Developed REST APIs for payroll calculation engine serving 1,200 Chilean SME clients; written in Go with PostgreSQL.
  • Migrated legacy batch payroll jobs to event-driven workers, cutting monthly processing time from 6 hours to 35 minutes.
  • Wrote integration and contract tests that raised service coverage from 54% to 88% over 8 months.
  • Participated in on-call rotation; resolved 12 production incidents with documented postmortems.
Software Engineering Intern Jan 2022 – Feb 2022
Cornershop (Uber), Santiago
  • Built a data pipeline to aggregate delivery-time metrics from Kafka topics into a PostgreSQL reporting schema.
  • Shipped two bug fixes to the order-status microservice as part of onboarding; both merged and deployed within the internship period.
Education
BSc Computer Science Mar 2018 – Dec 2021
Universidad de Chile, Santiago — GPA 6.4 / 7.0, top 12% of cohort
Certifications & Extras

AWS Certified Developer – Associate (2023) · Go concurrency workshop, GopherCon Europe 2024 · Open-source contributor: go-migrate (2 merged PRs)