Profile

Senior software developer with 25+ years of experience in internet software development and over a decade specializing in Drupal and open source ecosystems. Extensive background delivering enterprise-scale platforms for government, nonprofit, education, healthcare, and commercial organizations. Strong focus on backend development, migrations, search systems, API integrations, DevOps workflows, and open source contributions.

Contact

NameYuri Seki TitleSenior Software Developer & Drupal Specialist LocationRio de Janeiro, Brazil Emailyuriseki@gmail.com Websiteyuriseki.com LinkedInlinkedin.com/in/yuri-seki GitHubgithub.com/yuriseki Drupal.orgdrupal.org/u/yseki

Certifications

Technical Skills

Languages

Frameworks & Libraries

Platforms & Tools

Professional Experience

Senior Drupal Developer

Kalamuna — Present

Backend, full-stack, and DevOps development for enterprise and mission-critical Drupal platforms across public sector, nonprofit, healthcare, education, and commercial domains. Drupal migration specialist with experience upgrading complex multi-site installations from Drupal 7 to 8, 9, 10, and 11.

Selected Projects

Pinterest — Help Center

help.pinterest.com ↗

Backend and DevOps development for Pinterest’s global help center — one of the highest-traffic support platforms on the web. Handled content architecture, backend integrations, and deployment pipelines for a platform serving hundreds of millions of users worldwide.

511 Transportation Services

511.org ↗

Backend Drupal development supporting the Bay Area’s official multimodal transportation information platform. Provides real-time transit data, traffic alerts, bridge toll info, Clipper card services, and carpool resources to millions of Bay Area commuters. Work included transit data integrations, traffic data APIs, and alert systems.

SF Unified School District

sfusd.edu ↗

Backend development, migrations, and platform maintenance for the largest public school district in California, serving over 55,000 students across 130+ schools. Work included school directory systems, enrollment workflows, special education support, multilingual learner programs, and district-wide content management.

UNICEF — Voices of Youth (U-Report)

voicesofyouth.org ↗

Backend development and migrations for UNICEF’s global youth advocacy platform. The site serves as a hub for U-Report — a free, anonymous platform used by young people worldwide to share views, participate in polls via WhatsApp and chatbots, and drive community change. Work included multilingual content architecture, poll data integrations, and advocacy tools.

The State Bar of California

calbar.ca.gov ↗

Backend development and large-scale content migration for California’s regulatory body for the legal profession. Migrated complex attorney profiles, case records, and continuing legal education tracking systems to Drupal, handling sensitive compliance data for over 200,000 active licensees.

Ontario Energy Board

oeb.ca ↗

Backend development for the provincial regulator of natural gas and electricity utilities in Ontario, Canada. Built regulatory content management systems, decision document archives, and public consultation platforms.

London Health Sciences Centre

lhsc.on.ca ↗

Backend development for one of Canada’s largest acute-care teaching hospitals, operating Victoria Hospital, Children’s Hospital, and University Hospital across three sites in London, Ontario. Work included patient information systems, health professional referral portals, research publication archives, and emergency wait time dashboards.

Canada Foundation for Innovation — Navigator

navigator.innovation.ca ↗

Backend development and Apache Solr search implementation and optimization for a non-profit search engine indexing research facilities and equipment grants across Canadian universities, colleges, research hospitals, and non-profit institutions.

Shake Shack

shakeshack.com ↗

Backend Drupal development for branded content systems powering Shake Shack’s global digital presence across dozens of restaurant locations.

Curry TB Center (UCSF)

currytbcenter.ucsf.edu ↗

Backend development and content architecture for UCSF’s global tuberculosis research and clinical care center.

Give Green

givegreen.com ↗

Backend development and API integrations for one of the largest issue-based fundraising programs in the progressive community. The platform raised over US$38M during the 2019–2020 election cycle. Built candidate search, donation processing, event-based contributions, and priority race tracking systems.

Wilson College

wilson.edu ↗

Drupal 7 → 8 migration and backend development for a private university in Pennsylvania, including content migration, custom module porting, and theme adaptation.

SettleNet

settlenet.org ↗

Backend development and migrations for a civil rights mediation platform that helps resolve disputes between consumers and businesses without litigation.

Ignited Global

ignited.global ↗

Backend development and platform enhancements for a global education nonprofit serving youth in underserved communities.

Abrinq Foundation

fadc.org.br ↗

Full-stack development and DevOps for Brazil’s largest children’s rights organization. Responsible for deployments, platform maintenance, and CI/CD pipelines.

Kroton Educational — Vestibulares

vestibulares.com.br ↗

Backend development and Apache Solr implementation for Brazil’s largest university entrance exam subscription portal, handling exam registrations across multiple Kroton-owned institutions.

Earlier Experience

Plus-IT — Drupal Developer

2018 – 2019

Full-stack Drupal development, site building, Apache Solr optimization, API development, and theme development. Trained clients on Drupal workflows.

With Pulp — Drupal Developer

2019 – 2021

Maintenance and new feature development including API integrations with Democracy Engine and Vue.js UIs. Worked on Give Green and Wilson College projects.

IHS Markit / Sphera Solutions — Technical Consultant

2013 – 2018

Technical consulting for enterprise risk management software. Customized proprietary EHS platforms, optimized incident workflow management, and trained clients at Petrobras (Brazil), PES (USA), Arkema (France), and OMV (Romania).

Petrobras — System Analyst

2002 – 2013

Led a team developing Brazil’s largest oil company’s Environmental, Health and Safety (EHS) system — used for legal compliance, risk reduction, ergonomic standards, and quantification of atmospheric and water emissions across the entire operation.

Open Source & Community

Drupal.org profile ↗

Over 14 years on Drupal.org. Maintainer of several contributed modules with active user bases.

Modules maintained:

  • Business Rules — Conditional action execution engine based on events, extendable via plugins
  • Cielo Integration — REST API integration with Brazil’s largest credit card administrator
  • OwlCarousel2 — Carousel integration supporting views, images, YouTube, and custom fields
  • Easy Migration — Simplified Drupal migration tooling
  • Layout Builder Sections Config — Configuration management for Layout Builder sections
  • reCAPTCHA — reCAPTCHA integration for Drupal forms
  • Revision Cleanup — Automated revision management

Community contributions:

  • 50+ documentation edits on Drupal.org
  • Credits on multiple security advisories
  • Active mentor for new Drupal contributors
  • Author of Business Rules contributed module documentation (concepts, basic usage, advanced usage, extending)

Education

MBA — Project Management

Fundação Getúlio Vargas (FGV)

B.Sc. in Computer Science

Bennett Methodist University Center

Languages

  • Portuguese — Native
  • English — Professional proficiency

Interests

  • Artificial Intelligence — Local LLMs, llama.cpp, open-source models
  • Guitar
  • Motorcycles