Joseph K.

Software Engineer @ TwinFold Capital | University of California, Irvine Alum

Los Angeles Metropolitan Area

About

Driven and innovative software engineer specializing in intelligent systems, with a B.S. in Computer Science from the University of California, Irvine (GPA: 3.82). I excel in full-stack development, AI-driven solutions, and machine learning, with hands-on experience in developing scalable applications. My technical expertise includes Python, JavaScript, TypeScript, SQL, PHP, HTML/CSS, and frameworks like React.js, Next.js, Flask, and Django. I have extensive experience with cloud platforms such as Google Cloud Platform and AWS, alongside tools like MongoDB, Firebase, Git, and Figma. I thrive in Agile environments and prioritize delivering impactful, data-driven solutions that enhance user experience. I am passionate about harnessing the power of technology to solve complex problems and create meaningful change. Let's connect and collaborate to build innovative solutions for the future. Feel free to reach out at [email protected] or view my portfolio at josephsookim.com.

Experience

  • Software Engineer at TwinFold Capital
    Oct 2024 - Present · 1 yr 10 mos

    • Engineered a centralized cold emailing platform for AI-powered email personalization, reply tracking, unsubscribe management, and automated link generation via Namecheap and Cloudflare APIs • Built campaign management interface enabling prospect list uploads, progress tracking, and configurable AI prompts for industry-specific personalized outreach at scale • Developed automated marketing tool integrating Salesforce and Eloqua for scheduled enterprise email campaigns • Modernized legacy PHP lead analytics dashboard to Django with Flask REST API, aggregating data across all company systems with conversion tracking, lead source analysis, and visual reporting • Implemented intelligent SMS/email reply filtering with centralized unsubscribe integration to optimize lead qualification workflow • Automated data enrichment pipeline using ZoomInfo API and custom web scrapers with cross-reference validation and accuracy scoring

  • Software Developer at Sunright Corporation
    Jul 2025 - Oct 2025 · 4 mos

  • AI Trainer at DataAnnotation
    Jan 2024 - Oct 2024 · 10 mos

    • Annotated samples to enhance AI model training, leveraging data visualization and domain expertise in Computer Science and STEM • Refined LLM-generated multi-language code for correctness and performance

  • Software Engineer Intern at Nesva
    Jun 2024 - Sep 2024 · 4 mos

    • Designed and developed engaging, user-centric interfaces for a cloud hosting startup, enhancing visual appeal and customer retention

  • Software Developer at Freelance
    Jan 2020 - Jan 2022 · 2 yrs 1 mo

    • Developed lightweight software solutions for 50+ clients, reaching a user base of 20,000+ users