Technical Skills
PHP
10+ years
Extensive backend development expertise with frameworks such as Symfony, Doctrine, Laravel, Yii, Zend Framework, and more. Skilled in building robust, scalable APIs, optimizing performance, and ensuring security in PHP applications.
Python
7+ years
Proficient in developing web applications and microservices using Flask, Django, and Webpy. Extensive experience in data analysis, automation, and machine learning workflows, leveraging libraries like Pandas, NumPy, and TensorFlow.
Go
5+ years
Specialized in building high-performance microservices and developer tools with Go. Experience with frameworks like Echo and Ent, containerized deployments using Docker, and DevOps tooling integration for CI/CD pipelines.
Terraform
5+ years
Infrastructure as Code (IaC) expertise for provisioning and managing multi-environment cloud infrastructure. Skilled in creating reusable modules, automating deployments, and ensuring compliance with best practices.
AWS
6+ years
Deep knowledge of AWS services including EC2, ECS, RDS, S3, ElastiCache, and IAM. Extensive experience in cost optimization, architecture design, and implementing highly available, scalable solutions.
Docker
7+ years
Expert in containerization and orchestration, with a focus on multi-architecture builds and optimizing workflows. Skilled in creating production-grade Docker images and integrating with CI/CD pipelines.
Linux
10+ years
Extensive experience in Linux system administration, scripting, and DevOps pipelines. Skilled in performance tuning, security hardening, and automating infrastructure operations.
Work Experience
Feb 2024 - Current
Machine Learning Contractor
Independent Contractor
- Delivered scalable machine learning solutions for AI startups, focusing on real-world deployment challenges.
- Specialized in designing training and inference pipelines for LLMs, diffusion models, classifiers, and image recognition systems.
- Architected and deployed infrastructure across AWS, RunPod, Modal, and on-premises Nvidia GPU systems for efficient model training and inference.
Jan 2022 - Jul 2023
Staff Engineer
Poloniex
- Planned and executed the migration of the metrics system from Datadog to Prometheus + Grafana, reducing costs and enhancing observability.
- Transitioned ECS infrastructure from reserved instances to spot instances, achieving significant cost savings while maintaining reliability.
- Redesigned Docker build systems to support multi-architecture environments, streamlining local and cloud development processes.
Jan 2020 - Jan 2022
Lead DevOps Engineer
Health Recovery Solutions
- Reduced infrastructure costs by ~$50k/month through instance optimization and network traffic tuning.
- Pioneered the shift from manual administration to Infrastructure as Code (IaC) with Terraform, ensuring repeatable and consistent deployments.
- Implemented Prometheus and Grafana to replace Datadog for monitoring, improving performance metrics and reducing expenses.
Sep 2018 - Jan 2020
Senior Software Engineer
PrivCo
- Led the full system refactor of a legacy Zend Framework 1, PHP 5 application to adopt modern PHP 7 practices, significantly improving performance and maintainability.
- Transitioned infrastructure from a single Zend Server to a scalable, load-balanced setup using Docker-based ECS containers, enhancing application reliability.
- Developed and enforced coding standards, implementing collaborative workflows for the development team, resulting in improved code quality and team efficiency.
Nov 2017 - Jul 2018
Software Engineer
Hearst
- Developed web applications and microservices using Yii2, Flask, and Django, ensuring seamless integration and robust functionality across platforms.
- Designed and implemented a Flask-based API for a product review service, optimizing data flow and user interactions.
- Defined requirements, architecture, and implementation timelines for a large-scale SEO analysis service, enabling company-wide content scoring prior to publication.
Apr 2017 - Nov 2017
Senior Software Engineer
Makespace
- Developed a robust API using Django REST Framework, facilitating efficient and scalable data interactions.
- Created a proof-of-concept and deployed an in-warehouse object measurement system using OpenCV and Raspberry Pi, streamlining warehouse operations.
- Designed and implemented a barcode scanning solution using Motorola imagers and Android, enhancing inventory management.
- Set up a Jenkins-based CI system for streamlined deployment and monitoring, leveraging AWS for scalability and reliability.
Mar 2016 - Jan 2017
Senior Software Engineer
Makerbot Industries
- Built and maintained backend web services for internal and third-party APIs, ensuring high availability and scalability.
- Enhanced security features and user functionalities for Thingiverse, a PHP-based web application, improving user experience and data safety.
- Developed SDKs in Python and C for seamless firmware integration with analytics and network suites.
- Established efficient communication protocols between printer firmware and backend services, ensuring robust data transmission.
- Streamlined services by migrating from Node.js to Go, optimizing performance and resource usage.
Jan 2013 - Mar 2016
Team Lead, Software and IT
Upright Citizens Brigade
- Reduced annual infrastructure costs from $38k to $12k by optimizing system architecture and migrating to scalable cloud solutions.
- Developed multiple PHP-based applications to replace outdated legacy systems, improving functionality and user experience.
- Oversaw core system architecture design, ensuring robust and scalable solutions for growing organizational needs.
- Managed and mentored a team of two developers, fostering a collaborative and high-performing environment.
- Handled server management and DevOps pipelines for RHEL-based machines, ensuring reliability and efficiency.
Jan 2011 - Jul 2011
Software Engineer
HiDef Web
- Designed and implemented a stats system backend using Zend Framework, incorporating advanced HTML5 technologies like WebSockets and local storage for enhanced user experiences.
- Developed interactive frontend components using Flash Builder 4, improving application engagement.
- Adhered to strict OOP and MVC practices for backend PHP development, ensuring maintainable and modular codebases.
Jan 2008 - Dec 2010
Junior Software Engineer, Software Engineer
Active Website
- Developed in-house Python systems for rank monitoring and keyword research, leveraging a proprietary KEI algorithm.
- Implemented dynamic solutions using a proprietary framework based on CodeIgniter and Smarty, adhering to XHTML 1.0 strict standards.
- Created interactive frontend components with Flex Builder 3, enhancing usability and functionality.
- Employed strict OOP and MVC principles in backend PHP development, ensuring code quality and scalability.
Jun 2006 - Dec 2008
Junior Software Engineer
Brand Function
- Developed a PHP/AJAX CMS for deploying lightweight, business-card-style websites, simplifying client workflows.
- Managed client interactions to address frontend and functionality updates, ensuring satisfaction and timely delivery.
- Created interactive frontend components using Flex Builder 3, delivering engaging user experiences.
Volunteer Work
2021 - Present
PS10 STEAM Fair
Volunteer
- Organized and conducted AI-related activities for students, showcasing machine learning concepts and applications.
- Developed interactive demonstrations, including image generation and text generation, tailored for young learners.
2024 - Present
PS10 IT Support
Part-Time
- Overhauled in-school computer systems to enhance performance and reliability.
- Provided ongoing IT support for students and staff, addressing hardware and software issues.
- Implemented new technologies to improve the educational experience and streamline administrative processes.
2013 - 2017
NYCMesh
Volunteer Developer, Advocate, and Hardware Installer
- Assisted in expanding community-driven wireless networks by installing and configuring hardware for reliable connectivity.
- Developed tools and scripts to optimize network performance and management.
- Advocated for accessible, decentralized internet by delivering public presentations and engaging with local communities.
2012
Hurricane Sandy Relief Efforts
Volunteer
- Prepared and cooked meals to distribute to communities affected by the hurricane.
- Delivered food and supplies via bicycle to areas impacted by flooding and power outages.
- Collaborated with local organizations and volunteers to provide essential services to those in need.
Contact
If you're looking for a dedicated professional to join your team, I'd love to hear from you. I'm currently open to full-time and contract opportunities.