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William Sierra Jr.

About

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New Jersey, United States

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Résumé

Jobs verified_user 0% verified
  • S
    Software Engineer - Contractor
    SEARCH PARTY LLC
    Nov 2024 - May 2025 (7 months)
    • Developed front-end features for various products, ensuring a seamless user experience. • Researched and piloted new tools to improve performance and inform road map. • Educated COO on technical stack, enabling informed strategic decisions and improved technical alignment. • Described and scoped development tasks for other engineers to optimize execution while developing internal tools to streamline team efficiency.
  • D
    Software Engineer
    DUMPBUNK
    Jun 2021 - Aug 2024 (3 years 3 months)
    • Developed and maintained multiple production-level Rails applications in a fast-paced Scrum environment. • Transformed UI/UX designs into performant and responsive web pages, enhancing user experience. • New technologies were researched to inform future product development and improve system efficiency. • Mentored and onboarded new developers, fostering technical growth and team collaboration.
  • C
    Lead Instructor
    COLOR CODED LABS
    May 2021 - Aug 2021 (4 months)
    • Reviewed, curated and recommended curriculum additions, changes as well as overall cohort structure. • Lead weekly group mentor sessions for students attending self-paced web development bootcamps and webinars to educate prospective students. • Student questions were answered through Zoom chat, graded relevant coursework, and provided feedback as needed to assist student success.
  • Academy
    instructor.
    Academy
    Mentored 30+ students in full-stack development as Lead Instructor. CODECADEMY Provided One-on-one code reviews for 200+ learners using premium service as Code Coach CLAIM Mentored 20+ at-risk students in summer bootcamp to prepare them for internships with companies in the St. Louis area.
Education verified_user 0% verified
  • W
    Web Development Bootcamp
  • Stockton University
    BS in
    Stockton University
Projects (professional or personal) verified_user 0% verified
  • T
    TASKFORCE
    Nov 2024 - May 2025 (7 months)
    Lead front-end development for a platform that marketed and sold AI agents to companies, designing and implementing a responsive, user-friendly interface. New technologies were researched to improve system efficiency and inform future product development.
  • B
    BILLION
    Oct 2022 - Dec 2023 (1 year 3 months)
    Built MVP WYSIWYG site builder (Wix/Squarespace-style), end-to-end. Integrated ChatGPT API to personalize site generation based on user preferences. Built the front-end editor, implemented dynamic content generation, and optimized the platform for scalability and ease of use.