Marty is available for hire
Hire MartyMarty Saxton
Verified Expert in Engineering
Software Developer
Location
Austin, TX, United States
Toptal Member Since
November 17, 2020
Marty is a lifelong coder with tons of leadership experience. As a strong individual contributor, he loves writing code, solving challenges, and inventing new things. Marty is at his best when working with and mentoring other like-minded computer nerds.
Portfolio
Free Market Inc.
Solidity, Ethers.js, TypeScript, React, Truffle, Rust, Full-stack, JavaScript...
Play One Up
Node.js, Firebase, RabbitMQ, Redis, MongoDB, REST APIs...
Noonean
Firebase, GPT, Natural Language Processing (NLP)...
Experience
Availability
Part-time
Preferred Environment
IntelliJ, Visual Studio Code (VS Code), MacOS, Windows
The most amazing...
...thing I've done was teach myself machine learning and apply it to real-world problems within six months.
Work Experience
Senior Software Engineer
2022 - 2023
Free Market Inc.
- Designed and executed the technology strategy and architecture independently from the ground up, guaranteeing robust security, scalability, and accessibility to a diverse audience.
- Used Solidity for the on-chain EVM workflow engine, TypeScript for the SDK, and React for a drag-and-drop workflow development IDE.
- United a multifaceted team of in-house colleagues and industry partners to efficiently bring the platform to market, focusing on design, marketing, and customer support.
- Established coding standards and repeatable patterns to ensure development efforts scale as we onboard more developers. New developers have become productive in contributing to the platform in less than one day.
- Pioneered an on-chain protocol capable of interfacing with decentralized finance primitives, uniquely allowing asset 'bridging' and seamless continuation of workflows across diverse blockchains - a first in the industry.
- Engineered an intuitive drag-and-drop IDE for designing workflows, incorporating an exclusive in-browser debugging function that operates a JavaScript-based EVM node in the browser, forking the current blockchain state in real time.
Technologies: Solidity, Ethers.js, TypeScript, React, Truffle, Rust, Full-stack, JavaScript, Next.js, Front-end, Automated Testing, Styled-components, CI/CD Pipelines, Agile, Finance, JSON, APIs, Algorithms, CSS, HTML, Back-end, Software Architecture, Solution Architecture, API Development, Integration, CSV, Data Scraping, Web Scraping, Technical Leadership, Agile Software Development, API Integration, Data Structures, Web Platforms, CTO, System Architecture, HTML5, SVG, Tailwind CSS, Web Design, Software Design, Requirements Analysis, Startups, SaaS, Early-stage Startups, Minimum Viable Product (MVP), Scraping, Go, Crypto, GitHub, Team Leadership, Python, Troubleshooting, Celery, Microservices Architecture, User Experience (UX), User Interface (UI), Web3, Web3.js, Front-end Development
Senior Back-end Engineer | Systems Architect
2021 - 2023
Play One Up
- Established effective architecture and implementation for a complete rewrite of the company's back-end system.
- Introduced project management best practices using Jira for planning and tracking.
- Introduced GraphQL to replace REST and provide efficient and flexible querying between the front and back ends.
- Provided mentorship to the company's recently promoted CTO.
Technologies: Node.js, Firebase, RabbitMQ, Redis, MongoDB, REST APIs, Infrastructure as Code (IaC), Kubernetes, Cloud Infrastructure, Full-stack, JavaScript, Express.js, GraphQL, Next.js, Cloud Firestore, Google Cloud Platform (GCP), Google Kubernetes Engine (GKE), Front-end, Automated Testing, Styled-components, CI/CD Pipelines, Agile, JSON, APIs, Algorithms, GitLab, CSS, HTML, REST, Microservices, Containerization, Distributed Systems, Docker, Back-end, Software Architecture, Solution Architecture, API Development, Integration, CSV, Amazon Web Services (AWS), Agile Software Development, API Integration, Data Structures, Database Architecture, Web Platforms, Online Payments, Serverless, Event-driven Architecture, Serverless Architecture, NoSQL, System Architecture, HTML5, Messaging, Middleware, SVG, Figma, Web Design, Angular, Software Design, Requirements Analysis, Cloud, Project Management, Gamification, Mobile Development, Scalability, Performance, Google Cloud, GitHub, Team Leadership, Database Migration, Troubleshooting, Microservices Architecture, User Experience (UX), User Interface (UI), Django, Webpack, Amazon S3 (AWS S3), Front-end Development, Vue
Senior Software Engineer
2020 - 2021
Noonean
- Led technical efforts to bring Noonean’s NLP-driven enterprise search platform to production and facilitated acquisition. Facilitated the acquisition of the platform successfully by demonstrating its value and innovation to key stakeholders.
- Adapted Noonean's NLP algorithm to build a chatbot platform, which evolved into a voice AI mobile app for the hospitality sector. Utilized React for UI, WASM for audio compression, and Google's voice-to-text for transcription.
- Actively participated in industry conferences and events, leading to Noonean being recognized as an emerging player in the NLP and AI space. This helped in building a network and attracting potential clients and partners.
- Introduced and enforced Agile development practices within the technical team, which significantly improved the efficiency of the development process and enabled the timely release of new features and products.
Technologies: Firebase, Generative Pre-trained Transformers (GPT), GPT, Natural Language Processing (NLP), Spring Boot, React, TypeScript, Web Development, Architecture, Python, Full-stack, JavaScript, Front-end, Automated Testing, Styled-components, CI/CD Pipelines, Agile, Chatbots, JSON, APIs, Algorithms, SQL, CSS, HTML, Artificial Intelligence (AI), Back-end, Software Architecture, API Development, Integration, CSV, Elasticsearch, Agile Software Development, Data Structures, Web Platforms, System Architecture, HTML5, Cross-platform App Development, SVG, Web Design, Software Design, Requirements Analysis, Mobile, Cross-platform, Early-stage Startups, Minimum Viable Product (MVP), Mobile Development, GitHub, AWS Elastic Beanstalk, Troubleshooting, Celery, Microservices Architecture, User Experience (UX), User Interface (UI), Django, Pytest, Front-end Development, Vue
Director of Software Engineering
2013 - 2020
Visa, Inc.
- Built and managed teams of 10-15 developers; wore many hats in this role, including architect, scrum master, project manager, coder, coach, and therapist.
- Improved developer throughput by instituting organization-wide CD/CD best practices to eliminate long-standing environment stability problems.
- Brought many high-profile projects from inception to production, including Visa Checkout, Apple Pay/Android Pay, and a white-label mobile banking solution that is published in the app stores by over 100 different banks.
- Worked closely with developers via architecture and code reviews as well as establishing engineering best practices. Technologies included Spring, Java, JPA, Kotlin, React, Android, and iOS.
Technologies: iOS, Android, Oracle, JPA, Spring, Mentorship, Leadership, Web Development, Architecture, Full-stack, DevOps, Redux, React Redux, LaunchDarkly, Front-end, Automated Testing, Styled-components, CI/CD Pipelines, Agile, Finance, JSON, APIs, Payment APIs, Algorithms, IntelliJ IDEA, SQL, CSS, Security, HTML, REST, Microservices, Containerization, Distributed Systems, Back-end, Software Architecture, Solution Architecture, API Development, Integration, CSV, Apache Kafka, Technical Leadership, Agile Software Development, API Integration, Data Structures, Database Architecture, Web Platforms, Online Payments, Near-field Communication (NFC), System Architecture, HTML5, Messaging, Middleware, Site Reliability Engineering (SRE), Cross-platform App Development, SVG, Web Design, Software Design, Requirements Analysis, Cloud, Mobile, Native Mobile Apps, Project Management, React Native, Mobile Development, Scalability, Performance, Cybersecurity, Data Privacy, Team Leadership, Database Migration, Python, Troubleshooting, Microservices Architecture, Front-end Development
Senior Staff Engineer
2011 - 2015
X.commerce (eBay)
- Served as a technical contributor and team lead owning the responsibility for the development of the eCommerce messaging platform applications for the web.
- Made instrumental contributions to XOCL, a DSL for describing the interactions, states, functions, and transactions between eCommerce entities on “Fabric,” serving as a distributed environment for eCommerce.
- Developed a Page Objects end-to-end web testing framework to ensure the highest quality of the project's web UI front end.
Technologies: RabbitMQ, MongoDB, JPA, Spring Boot, Spring, Java, Web Development, Architecture, JSON, APIs, Algorithms, SQL, CSS, HTML, REST, Microservices, Back-end, API Development, CSV, C#, Agile Software Development, Data Structures, Database Architecture, Web Platforms, Web Design, Software Design, Troubleshooting, Microservices Architecture
Senior Staff Engineer
2008 - 2011
Alcatel Lucent
- Served as a critical technical contributor for new product development and maintenance of legacy products.
- Transitioned the legacy build system to a mainstream environment based on Maven 2 and Atlassian Bamboo.
- Helped transition the team toward an Agile approach by accelerating standards and protocols which proved instrumental in enhancing the overall test automation experience.
Technologies: Apache Maven, Jakarta Server Pages (JSP), Gradle, Spring, Java, Web Development, Architecture, APIs, Algorithms, SQL, CSS, HTML, Back-end, API Development, CSV, MySQL, Data Structures, Database Architecture, Web Platforms, .NET, Web Design
Senior Staff Engineer
2007 - 2008
TwoWire, Inc.
- Collaborated directly with the senior director and vice president to build the development team that was responsible for creating a new suite of Java web applications.
- Developed deployment automation to help increase production deployment stability and predictability.
- Introduced the use of the Spring Framework to replace a legacy homegrown Java infrastructure.
Technologies: Spring, Java, Web Development, APIs, Algorithms, HTML, Back-end, CSV, MySQL, Data Structures, Web Design
Software Architect | Co-founder
2006 - 2007
Jwaala
- Spearheaded the design and development of a next-generation online banking app—enabling consumers to manage finances with advanced budgeting and reporting tools. It was acquired by a large financial institution and is still being used today.
- Facilitated the introduction of this application with an initial rollout for Amplify Credit Union.
Technologies: Ruby on Rails (RoR), Spring, Java, Web Development, MySQL, APIs, Algorithms, HTML, Back-end, CSV, Data Structures, Web Design
Senior Engineer
1999 - 2006
Broadjump | Motive
- Was recruited to work at Broadjump because of my experience in online gaming and broadband.
- Made strong individual contributions, working as a key member of the engineering staff in C++ and Java.
- Gained a reputation as a very productive engineer with a low-bug rate.
Technologies: Java, C++, APIs, Algorithms, HTML, Back-end, CSV, MySQL, Data Structures, Perl, Web Design
Experience
Back-end System in Node.js
https://playoneup.com/Developed a back-end system in Node.js using TypeScript, MongoDB, and GraphQL. As a senior software engineer, I managed the project, oversaw architecture development and implementation, and provided support. Also, I led the effort to rewrite the company's back end completely.
Cointadr
https://bitbucket.org/martysaxton/cointradr/src/master/Cointadr is an algorithmic trading platform that was written as a hobby. It collects massive amounts of data from various cryptocurrency exchanges to be used in backtesting.
I developed the algorithms to generate buy/sell signals and enabled real-time trades on crypto exchanges.
I developed the algorithms to generate buy/sell signals and enabled real-time trades on crypto exchanges.
Free Market
https://www.fmprotocol.com/Free Market Protocol seeks to revolutionize the on-chain user experience by providing the middleware infrastructure to automate, integrate, and execute workflows. As an orchestration layer, Free Market runs air-traffic control for multi-step workflows, allowing seamless execution between multiple dApps, even in cross-chain transactions. Our flexible and extensible workflow engine allows protocols, users, traders, and builders to create their own automated workflows. Available through our SDK and no-code platform, Free Market is the foundation for a range of user types to build the quality of life improvements they need in the on-chain world.
Skills
Languages
TypeScript, Java, JavaScript, Python, GraphQL, SQL, CSS, HTML, HTML5, Kotlin, Rust, C#, Perl, Go, C++, Solidity
Frameworks
Spring Boot, Spring, Express.js, Next.js, .NET, Angular, React Native, Django, JPA, Redux, Tailwind CSS, Jakarta Server Pages (JSP), Ruby on Rails (RoR), Truffle
Libraries/APIs
React, Node.js, REST APIs, API Development, Web3.js, Vue, React Redux
Tools
IntelliJ IDEA, GitLab, GitHub, Celery, Google Kubernetes Engine (GKE), Webpack, Pytest, RabbitMQ, Gradle, Apache Maven, LaunchDarkly, Figma
Paradigms
REST, Microservices, Microservices Architecture, Automated Testing, Agile, Agile Software Development, Event-driven Architecture, Requirements Analysis, Cross-platform, Mobile Development, DevOps, Serverless Architecture, Gamification
Platforms
Docker, Kubernetes, Amazon Web Services (AWS), Apache Kafka, Blockchain, Firebase, Google Cloud Platform (GCP), iOS, Mobile, AWS Elastic Beanstalk, Oracle, Android
Storage
MongoDB, MySQL, PostgreSQL, Cloud Firestore, JSON, Database Architecture, NoSQL, Google Cloud, Database Migration, Elasticsearch, Amazon S3 (AWS S3), Redis
Industry Expertise
Security, Web Design, Project Management, Cybersecurity
Other
Software Engineering, Natural Language Processing (NLP), Leadership, Mentorship, Generative Pre-trained Transformers (GPT), Web Development, Architecture, Cloud Infrastructure, Full-stack, Front-end, Styled-components, CI/CD Pipelines, APIs, Algorithms, Containerization, Distributed Systems, Back-end, Software Architecture, Solution Architecture, Integration, CSV, Data Scraping, Web Scraping, Technical Leadership, API Integration, Data Structures, Web Platforms, Online Payments, CTO, System Architecture, Messaging, Middleware, Site Reliability Engineering (SRE), Cross-platform App Development, SVG, Software Design, Cloud, Native Mobile Apps, Early-stage Startups, Minimum Viable Product (MVP), Scalability, Scraping, Performance, Data Privacy, Crypto, Team Leadership, Troubleshooting, User Experience (UX), User Interface (UI), Web3, Front-end Development, Infrastructure as Code (IaC), Chatbots, Finance, Payment APIs, Artificial Intelligence (AI), Serverless, Near-field Communication (NFC), Startups, ChatGPT, GPT, Ethers.js, Machine Learning, SaaS
Education
1993 - 1995
Master's Degree in Computer Science
West Chester University - West Chester, PA, United States
Certifications
JUNE 2022 - PRESENT
Machine Learning for Big Data and Text Processing: Foundations
MIT | Professional Education