2025.02.14
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Lewis Diamond
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LDiamond.2025.02.14.md
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# LEWIS DIAMOND
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B.Eng, Computer Engineering
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<jobs@lewisdiamond.com> | +1 530 451 6747 | <https://github.com/lewisdiamond>
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________________________________________________________________________________
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## PROFESSIONAL SUMMARY
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Seasoned software engineer with over a decade of experience building scalable
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distributed systems, leading teams and delivering innovative solutions.
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Expertise in cloud-native and hybrid development, high-performance systems and
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machine learning infrastructure. Proven track record of mentoring, technical
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leadership and open-source contributions.
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## PROFESSIONAL EXPERIENCE
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### Amazon.com / AWS, Software Engineer, 2020-present
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Technologies used: Kubernetes, TypeScript, Go, Java, DynamoDB, SQS
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AWS - EKS:
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- Developed and operated the service responsible for OS updates of over two
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million hosts
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- Led major re-architecture of globally distributed applications
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- Improved CVE patching times from months down to 14 days (7 days for critical)
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- Restructured build infrastructure to improve stability and deployment speed
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AWS - EKS-anywhere:
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- Created a Kubernetes manifest cryptographic signature verification system
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- Designed and developed an add-ons system for EKS-A with full lifecycle
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management
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- Developed Kubernetes operators
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- Contributed to open-source software
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Amazon.com:
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- Developed software to optimize cross-border product availability
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- Addressed critical performance bottlenecks
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- Promoted modern development best practices
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### Jogogo, 2017-2020
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(Startup with ~30 employees and 5M in funding)
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**Chief Technology Officer**, 2019-2020
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**Lead Architect**, 2017-2019
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Technologies: Node, Rust, Cassandra, Kafka, MQTT, Kubernetes
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- Led the company's software development team (~20 devs/managers) to build its
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core technology
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- Mentored developers and recruited new talent
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- Designed a highly scalable distributed indoor location analytics system
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handling >100,000 msg/s
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- Developed core components for near-real-time analytics
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- Led the development of a camera-based location analytics solution as a
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response to COVID-19 lockdown
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- Built ML/AI development infrastructure on Kubernetes
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- Oversaw the development of ML classifiers used for accurate triangulation
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- Integrated trained models into the core analytics processing engine
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- Built a flexible data processing pipeline using Rust and Node
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- Developed an embedded WiFi/BLE sniffer based on Arch Linux
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- Led the development of a high-throughput WiFi and BLE data aggregation
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system (Rust)
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### Chopchop.io, Founder, 2014-2017
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Technologies: Node, Python, React, ArangoDB
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- Designed and developed a React.js restaurant recommendation web application
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- Created a graph-based recommendation engine using ArangoDB and JavaScript
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- Wrote REST services in Python and JavaScript
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- Deployed services to production on AWS using Linux Containers
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### Diamond Consulting, Founder, 2012-present
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Expedia, 2013-2014:
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Technologies: Java, Cassandra
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- Contributed to the design and development of Expedia's new geographic
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information system based on Cassandra
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- Created REST APIs, designed and implemented big data schemas and
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multi-threaded applications
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- Reviewed code and promoted development best-practices
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- Led the migration from Perforce to Git
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Morgan Stanley, 2012-2013:
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- Developed a new generation post-trade processing software
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- Led the development of Interest Rate Swaps execution report processing
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- Improved architecture through several major core refactorings
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### Morgan Stanley, Software Developer, 2010-2011
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Technologies: Java, C++
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- Managed a small team during a 4-week sprint project.
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- Implemented a replacement for internal directory search which improving lookup
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times by >10x
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- Owned, managed, and developed an application used to automate new account
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approval and regulations enforcement
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- Developed a testing framework for data-centric unit tests
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- Performed technical interviews from new grads to senior developers
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### Early career
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Genetec, Embedded & Full-stack Software Developer, 2008-2009
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Verint, Embedded Software Developer, 2007-2008
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Technologies: C++, C#, JS, SQL, Linux, TCL/TK
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## EXPERTISE
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**Languages**: TypeScript, Rust, Go, JavaScript, Java, Python, C++
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**Ops**: Linux, Kubernetes, Kafka, MQTT, Prometheus, Grafana
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**Databases**: Cassandra, PostgreSQL/MySQL/SQLite, ScyllaDB, ArangoDB, RocksDB
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**ML/AI**: Pandas, NumPY, scikit-learn, Jupyter/Zeppelin, AutoGluon
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## OPENSOURCE
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**EKS/EKS-Anywhere**: under <https://github.com/aws>
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**stromjs**: A dependency-free stream utility library. Lodash for streams
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<https://github.com/lewisdiamond/stromjs>
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**rms**: WIP - A fast email indexer with a command-line interface, written in
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Rust <https://github.com/lewisdiamond/rms>
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## EDUCATION
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Université de Sherbrooke, Sherbrooke
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Bachelor's degree in Computer Engineering
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St-Lawrence College, Quebec
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Diploma of College studies in pure and applied science
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