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ARExecutive dossier · N° 070 Pro● Open for executive engagements

@alexrivera — San Francisco, US

Alex Rivera

Senior Full-Stack Engineer & Cloud Architect

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Executive summary

Building resilient distributed systems, modern web apps, and developer tools. Open to select consulting & staff roles.

React 19 · Next.js · TypeScript · Tailwind CSS · shadcn/ui · Redux · Web Workers · Node.js · Express · Python · Go · GraphQL

Leadership & experience

01

Staff Software Engineer — Nexus Cloud Systems

2023-01 to Present

Leading the core platform team responsible for edge compute routing and real-time streaming services.

  • Architected zero-downtime distributed caching layer handling 45,000 req/sec with sub-15ms p99 latency.
  • Spearheaded migration to Next.js 15 and Node.js microservices, cutting infrastructure costs by 32%.
  • Mentored 10+ junior and mid-level engineers across 3 time zones and standardized engineering golden paths.
02

Senior Full-Stack Developer — Velocity AI

2020-06 to 2022-12

Built collaborative generative AI workflows and responsive analytics dashboards for enterprise clients.

  • Developed high-performance vector search UI with optimistic rendering and real-time WebSocket updates.
  • Improved Core Web Vitals (LCP from 3.2s to 0.8s) through aggressive bundle splitting and image optimization.
03

Full-Stack Software Engineer — Starlight Digital Labs

2018-04 to 2020-05

Engineered web applications, REST/GraphQL APIs, and automated CI/CD testing pipelines.

  • Built end-to-end payment processing and billing workflows supporting multi-currency payouts.

Selected initiatives

01

PulseStream — Distributed Event Monitoring

Open-source real-time observability agent for distributed microservice clusters with instant anomaly alerting.

View project

02

ResumeForge AI

AI-assisted career builder enabling professionals to generate ATS-friendly resumes and responsive portfolios.

View project

Areas of counsel

React 19Next.jsTypeScriptTailwind CSSshadcn/uiReduxWeb WorkersNode.jsExpressPythonGoGraphQLREST APIsKafkaPostgreSQLRedisDockerKubernetesAWS (ECS, S3, RDS)Cloudflare WorkersCI/CD ActionsTerraform

Education

University of California, Berkeley

B.S. in Electrical Engineering & Computer Science in Computer Science

3.9 GPA

Accreditations

AWS Certified Solutions Architect – Professional

Amazon Web Services · 2024-03

Certified Kubernetes Administrator (CKA)

Cloud Native Computing Foundation · 2023-11

Correspondence

English — Native · Spanish — Professional working proficiency

alex.rivera.dev@example.comSan Francisco, US