08.10.2026 aktualisiert

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Senior Full Stack Developer | JavaScript, TypeScript, Rust, AWS

Lewisberry, Philippinen
Nur Remote
Bachelor of Science in Computer Science
Lewisberry, Philippinen
Nur Remote
Bachelor of Science in Computer Science

Profilanlagen

Gian Esguerra - Software Engineer _ Full-Stack Engineer - Resume.pdf

Skills

FlutterJavaScriptSaasDevOpsNode.jsNext.jsTypeScriptRust (Programming Language)AWS ECSFull Stack EntwicklungReact NativeFront EndApi DesignAws Iot
Full Stack Web Development
Expertise in building scalable web applications and SaaS platforms using React, Next.js, TypeScript, JavaScript (ES6+), Vue.js, Node.js, Express.js, Python, FastAPI, and Rust (Axum). Proficiency in RESTful API design, microservices architecture, and multi-tenant SaaS systems with role-based access control.

Cloud & DevOps (AWS)
Extensive experience with AWS services including S3, EC2, Batch, CloudWatch, Secrets Manager, and SES for file storage, distributed job processing, logging, and email. Skilled in CI/CD pipelines using GitHub Actions, Docker, Vercel, Linux, and Nginx.

Database Design & Optimization
Strong background in PostgreSQL, SQLx, SQLite, and Apache Arrow/DataFusion. Proficiency in data modeling, indexing and optimization, ORM usage, and handling large-scale data workloads including Parquet result streaming and mass spectrometry file conversion.

Frontend Frameworks & UI Libraries
Hands-on experience with React, Next.js, Vue.js, Redux Toolkit, Zustand, D3.js, TanStack Table, Tailwind CSS, HTML5/CSS3, and Chart.js for building interactive and responsive user interfaces.

Data Visualization
Development of data visualization components using D3.js, including volcano plots, histograms, boxplots, spectrum plots, and QC charts for proteomics analysis results, as well as interactive data tables with filtering, sorting, and pagination.

Authentication & Security
Implementation of JWT/JWKS authentication, OAuth, SSO, and WorkOS Enterprise SSO. Experience enforcing license and trial logic in JWT claims and organization-scoped access control in multi-tenant environments.

Business Integrations
Integration of third-party services including Stripe for payment processing and subscriptions, WorkOS for enterprise SSO, and HubSpot API for business workflows.

NLP & AI-Driven Applications
Building NLP-driven document processing systems for home repair estimates across 50+ regional markets and AI-powered learning UIs with conversational AI interfaces and streaming responses for natural dialogue.

Mobile Development
Collaboration on mobile app development using React Native and Flutter for hassle-free homeownership management, including real-time integrations with closing timelines.

WordPress & CMS Development
Freelance experience building online businesses for 10+ clients using WordPress, Laravel, and Vue.js, delivering client-facing features and user-centric interfaces across multiple projects.


Projekthistorie

Senior Full Stack Developer

Be Structured Technology Group
Built a high-performance REST API backend in Rust (Axum/Tokio) for an HPC proteomics platform. Designed multi-tenant SaaS architecture with organization-based data isolation, user management, project sharing, and role-based access control. Implemented streaming and large-payload support, integrated AWS services (S3, Batch, CloudWatch, Secrets Manager, SES), and developed data visualization components using D3.js for proteomics analysis results.

Full Stack Developer

Be Structured Technology Group
Partnered with startup founders to translate vision into technical reality. Built an NLP-driven document processing system for home repair estimates across 50+ regional markets, an AI-powered learning UI for children, and full-stack frontend experiences for a platform processing 100K+ home repair estimates. Developed multi-tenant school dashboards and collaborated on a mobile app (React Native / Flutter) for homeownership management.

Web Developer

Wealthy Web Innovations
Delivered 40+ client-facing features across multiple projects using Laravel, WordPress, and Vue.js, focusing on translating design specs into functional, engaging user interfaces. Built Vue.js frontends that increased client engagement by approximately 22%.

Freelancing WordPress Developer

Crowdworks & Lancers.jp
Helped 10+ clients build online businesses, delivering WordPress-based solutions for a variety of clients across multiple domains including e-commerce, services, and community platforms.

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