Michael Pellegrini
Principal Software Engineer at Elastic
Portland, Maine, United States
Summary
👤
Senior🎓
Top SchoolMichael Pellegrini is a Principal Software Engineer with 15 years of hands-on experience building search, distributed systems, and microservices for high-scale ecommerce and enterprise platforms. He has architected and shipped production-grade search and recommendation engines—extending Elasticsearch and Solr with custom plugins and bespoke graph engines—that drove measurable business impact such as increased conversion rates and global deployments. A proven technical leader, he has led distributed teams across the US, Europe, and Japan while coordinating cross-team and customer-facing efforts to bring complex features to market. His background spans low-level systems and embedded work in C/C++ as well as cloud-native architectures on AWS with Kafka, MongoDB, and observability tooling, giving him rare breadth from firmware to large-scale backend systems. Based in Portland, Maine, he’s attracted to mission-aligned teams where he can apply both deep engineering craft and product-focused thinking to deliver resilient, revenue-driving systems.
15 years of coding experience
13 years of employment as a software developer
BSEE, Electrical Engineering, Math, BSEE, Electrical Engineering, Math at Northeastern University
Stackoverflow
11reputation
138reached
0answers
1question
Github Skills (80)
resharper10
plsql10
apex10
aws10
javax9
static-analysis9
swift9
linter9
code-analysis9
refactoring9
extensible9
development-kit9
spring9
responsive9
postcss9
Programming languages (5)
Github contributions (5)
kayasoftware/oss-parent
Jun 2014 - Mar 2019
Parent POM for Kaya Software's open source projects
Contributions:99 commits, 20 PRs, 46 pushes in 4 years 9 months
kayajavaparent-pompom
mpellegrini/fullstack-typescript-monorepo-starter
Feb 2024 - Mar 2025
Contributions:27 reviews, 453 PRs, 356 pushes in 1 year 1 month
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.