Daniel Okafor
Software Engineer, Backend and Cloud
[email protected] · (555) 017-2290 · Seattle, WA · github.com/dokafor-example
Profile
Backend software engineer with four years of experience building APIs and data services in Go and Python on AWS. Cut checkout API latency by 45%, moved 12 services to Kubernetes and reduced cloud costs by about $18,000 a month. Comfortable owning a service from design review to on-call.
Experience
Software Engineer II
- Rewrote the checkout pricing service in Go with a Redis cache, cutting p95 latency from 420 ms to 230 ms (45%).
- Led the move of 12 services from EC2 to Kubernetes (EKS) with Terraform; deploys went from weekly to several a day.
- Right-sized databases and added autoscaling, saving about $18,000 a month in AWS costs.
- Review code for a team of six and wrote the on-call runbook used by three teams.
Software Engineer
- Built REST and gRPC APIs in Python (FastAPI) for appointment booking used by 140 clinics.
- Added integration tests and a CI pipeline in GitHub Actions; production incidents fell from 9 to 3 a quarter.
Projects
pgsnap
- Command-line tool in Go that takes consistent PostgreSQL snapshots for test data; about 900 GitHub stars.
Education
B.S. Computer Science
Skills
- Go
- Python
- PostgreSQL
- Redis
- AWS
- Kubernetes
- Terraform
- gRPC and REST APIs
Certifications
- AWS Certified Developer – Associate · Amazon Web Services · 2024