06/30/2026 updated
100 % available
Software Developer | Full-Stack & AI-Powered Application Engineer
Monterey Park, USA
Only remote
Bachelor's Degree in Computer ScienceAbout me
I am a software developer with strong experience in full-stack and mobile application development. My skill set includes working across both frontend and backend technologies, as well as developing mobile apps that deliver smooth and reliable user experiences.
Azure DevOpsFlutterJava (Programming Language)JavaScriptPHPApplication Programming Interfaces (APIs)Artificial IntelligenceGoogle App EnginesDjangoIBM Rational Application DeveloperPython (Programming Language)LaravelPostgreSQLMessaging Application Programming InterfaceWindows API
AI & Machine Learning
Expertise in Generative AI, Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), AI Agents, LangChain, OpenAI API, Anthropic API, Vector Databases, Semantic Search, Embeddings, Fine-Tuning, Model Evaluation, MLOps, and AI Workflow Automation to build intelligent, production-ready solutions.
Mobile App Development
Proficiency in cross-platform and native mobile development using React Native CLI, Expo, Flutter, Android, iOS, Kotlin, Push Notifications, Google Play Store, Apple App Store Deployment, and Mobile UI/UX design.
Backend Services & APIs
Strong background in API design, service orchestration, request validation, authorization, idempotency, data consistency, transaction workflows, and platform tooling to deliver scalable and reliable backend systems.
Product & User-Facing Engineering
Hands-on experience with React, Next.js, Redux Toolkit, Vue.js, Nuxt.js, HTML5, CSS3, Tailwind CSS, Material UI, Internal Tools, Dashboards, User Workflows, JavaScript, and Typescript for building responsive and high-quality user interfaces.
Software Engineering
Deep knowledge of Java, Python, Typescript, JavaScript, Node.js, REST APIs, GraphQL, gRPC, Microservices, Distributed Systems, and Scalable System Design for building robust and maintainable software.
Cloud & Infrastructure
Practical experience with AWS EC2, S3, RDS, Lambda, CloudWatch, IAM, VPC, ECS, API Gateway, Docker, Kubernetes, Terraform, and GitHub Actions for deploying and managing cloud-native applications.
Databases & Data Systems
Skilled in PostgreSQL, MySQL, Amazon Aurora, DynamoDB, Redis, query optimization, indexing, replication, and high availability to ensure performant and reliable data management.
Testing & Engineering Quality
Experience with JUnit, PyTest, Jest, Cypress, unit testing, integration testing, load testing, CI/CD quality gates, and code reviews to maintain high engineering standards.
Security & Technical Design
Knowledge of OAuth2, JWT, IAM, role-based access control, encryption, secrets handling, input validation, audit logging, and secure design reviews to build secure and compliant systems.
Expertise in Generative AI, Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), AI Agents, LangChain, OpenAI API, Anthropic API, Vector Databases, Semantic Search, Embeddings, Fine-Tuning, Model Evaluation, MLOps, and AI Workflow Automation to build intelligent, production-ready solutions.
Mobile App Development
Proficiency in cross-platform and native mobile development using React Native CLI, Expo, Flutter, Android, iOS, Kotlin, Push Notifications, Google Play Store, Apple App Store Deployment, and Mobile UI/UX design.
Backend Services & APIs
Strong background in API design, service orchestration, request validation, authorization, idempotency, data consistency, transaction workflows, and platform tooling to deliver scalable and reliable backend systems.
Product & User-Facing Engineering
Hands-on experience with React, Next.js, Redux Toolkit, Vue.js, Nuxt.js, HTML5, CSS3, Tailwind CSS, Material UI, Internal Tools, Dashboards, User Workflows, JavaScript, and Typescript for building responsive and high-quality user interfaces.
Software Engineering
Deep knowledge of Java, Python, Typescript, JavaScript, Node.js, REST APIs, GraphQL, gRPC, Microservices, Distributed Systems, and Scalable System Design for building robust and maintainable software.
Cloud & Infrastructure
Practical experience with AWS EC2, S3, RDS, Lambda, CloudWatch, IAM, VPC, ECS, API Gateway, Docker, Kubernetes, Terraform, and GitHub Actions for deploying and managing cloud-native applications.
Databases & Data Systems
Skilled in PostgreSQL, MySQL, Amazon Aurora, DynamoDB, Redis, query optimization, indexing, replication, and high availability to ensure performant and reliable data management.
Testing & Engineering Quality
Experience with JUnit, PyTest, Jest, Cypress, unit testing, integration testing, load testing, CI/CD quality gates, and code reviews to maintain high engineering standards.
Security & Technical Design
Knowledge of OAuth2, JWT, IAM, role-based access control, encryption, secrets handling, input validation, audit logging, and secure design reviews to build secure and compliant systems.
Experience
Professional experience5 - 10 years
Freelancer since2019
Languages
EnglishNative speaker
Project history
Built responsive web applications and internal platforms using React and Typescript. Developed cross-platform mobile applications for iOS and Android using React Native. Planned scalable APIs for portfolio, account, order, and transaction services. Created and integrated AI-powered features using LLMs, RAG, and AI agents. Built AI-enabled backend services with Python and modern LLM frameworks integrating OpenAI and Anthropic APIs. Reduced API latency by 28% through database query tuning and Redis caching. Contributed to architecture reviews and operational runbooks. Designed Amazon Aurora database service features for reliability and scalability. Developed Java and Python backend services for Aurora control-plane workflows. Applied AWS service patterns including IAM, VPC, SQS/SNS, and deployment automation.
Android application developed using Android Kotlin.
Android application developed using Android Kotlin.