~/portfolio

Alex Rivera

>Senior Software Engineer

I architect scalable cloud systems that turn complex technical bottlenecks into high-performance user experiences.

Alex Rivera

I build robust, cloud-native applications that handle massive scale with clean, maintainable code. I bridge the gap between technical architecture and user-facing performance, having led teams to support over 50,000 daily active users. Expert in distributed systems, platform engineering, and modernizing legacy monoliths into performant microservices. Specialized in AI/LLM integration and building self-service infrastructure platforms.

// experience

Lead Software EngineerJanuary 2020 – Present

TechStream Solutions

Migrated monolithic architecture to microservices, cutting deployment downtime by 90%.

Lead Software EngineerJanuary 2020 – Present

TechStream Solutions

Scaled a cloud-native SaaS platform to support 50,000+ daily users.

Lead Software EngineerJanuary 2020 – Present

TechStream Solutions

Increased automated test coverage from 65% to 92% using Jest and Cypress.

Full Stack DeveloperJune 2016 – December 2019

WebFlow Media

Optimized PostgreSQL queries to reduce API response times by 25%.

// skills

GoRustTypeScriptPythonSQLBashReactNode.jsAWSKubernetesTerraformKafkagRPCGraphQLRedisNginxPrometheusGrafanaDatadogGitHub ActionsJenkins

// projects

StreamLine: Real-time Event-Driven Backend

Low-latency payment processing pipeline handling 10k requests/sec.

Predictive Resource Dashboard

ML-based autoscaling solution for cloud environments.

// education

// certifications

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Alex Rivera — Senior Software Engineer