John Freeman

John Freeman Email and Phone Number

Senior Software Engineer at Square @ Square
san francisco, california, united states
John Freeman's Location
Boston, Massachusetts, United States, United States
About John Freeman

🚀 Software Engineer | Backend Developer | Problem Solver 🚀👨‍💻 Current Role:Software Engineer 2 at Grubhub- Leading the transition from Ruby to cloud-based Python for Point-of-Sale systems.- Orchestrating integrations and enhancing system resilience with AWS services.- Passionate about optimizing processes and driving innovation in cloud architecture.💼 Previous Experience:Implementation Intern at Fast Enterprises- Engineered full-stack systems, improving data processing efficiency by 20%.- Consulted with finance teams managing millions of accounts and transactions.🎓 Education:Bachelor of Science in Computer Engineering, Tufts UniversityMagna Cum Laude☕ Let's Connect: JackDFreem@gmail.com🔍 Skills:Python, Ruby, Java, Kotlin, AWS (S3, Lambda, Cloudwatch, SNS, SQS, IAM, Subnet), Docker, Kubernetes, Git, Jenkins CI/CD, Cassandra, Node.js, Pandas, Numpy, Matplotlib

John Freeman's Current Company Details
Square

Square

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Senior Software Engineer at Square
san francisco, california, united states
Employees:
5206
John Freeman Work Experience Details
  • Square
    Senior Software Engineer
    Square Nov 2024 - Present
    Working within the Buyer Platform Customer Core team to enhance buyer and seller experiences, with a focus on developing seamless interactions and building trust across the platform.
    View
  • Grubhub
    Backend Software Engineer 2
    Grubhub Jan 2024 - Nov 2024
    Boston, Massachusetts, United States
    - Led a Grubhub integration with Square, architecting a custom cloud solution to add $25M in new orders annually.- Engineering core infrastructure to codify AWS storage, user role configurations, add cleanup policies to cloud storage buckets, and remove non current code versions. Decreased department cloud storage spend by 60%.
    View
  • Grubhub
    Software Engineer
    Grubhub Aug 2022 - Dec 2023
    Boston, Massachusetts, United States
    - Architected and overhauled common & integration specific code, orchestrating a seamless transition from a Ruby monolith to Cloud managed Python & Java/Kotlin AWS Lambdas.- Created multi-region retries mechanism, leveraging Apache Cassandra, AWS SNS and SQS.
    View
  • Tufts University
    Teaching Assistant - Probabilistics Systems Analysis
    Tufts University Sep 2021 - Dec 2021
    Medford, Massachusetts, United States
    Teachers assistant for Probabilistics System Analysis (EE104).
    View
  • Fast Enterprises, Llc
    Implementation Intern
    Fast Enterprises, Llc Jun 2021 - Aug 2021
    View
  • Tufts University
    Bioinformatics And Computational Biology Researcher
    Tufts University May 2020 - Jan 2021
    View
  • Tufts University
    Teachers Assistant - Principles Of Data Science In Python
    Tufts University Jan 2019 - Dec 2020
    View
  • Lavner Camps
    Instructor
    Lavner Camps Jun 2019 - May 2020
    Devon, Pennsylvania
    Teaching foundational Python, Java, and AI skills to children in a classroom setting.
  • Upper Mainline Ymca
    Swim Instructor
    Upper Mainline Ymca Jun 2019 - May 2020
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  • Longmeadow Yacht Club
    Lifeguard
    Longmeadow Yacht Club Jun 2017 - Sep 2018
    Longmeadow, Massachusetts
  • Springfield Jcc
    Special Needs Aquatic Instructor
    Springfield Jcc Jun 2018 - Aug 2018
    Springfield, Massachusetts
    View

John Freeman Skills

Java Python Microsoft Excel Microsoft Powerpoint Github Multivariable Calculus Linear Algebra Matlab C++ Latex Differential Equations Discrete Mathematics

John Freeman Education Details

Frequently Asked Questions about John Freeman

What company does John Freeman work for?

John Freeman works for Square

What is John Freeman's role at the current company?

John Freeman's current role is Senior Software Engineer at Square.

What schools did John Freeman attend?

John Freeman attended Tufts University.

What skills is John Freeman known for?

John Freeman has skills like Java, Python, Microsoft Excel, Microsoft Powerpoint, Github, Multivariable Calculus, Linear Algebra, Matlab, C++, Latex, Differential Equations, Discrete Mathematics.

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