Technical Leadership & Engineering Management

Chief Technical Officer at May

Fintech HR Platform

Paris, France

Flexible Benefits Pioneer in France (UpCoop Affiliate)

Engineering Management & Tech Processes

Implemented a comprehensive tech hiring strategy, redesigning our Tech Challenge and interview process to successfully onboard three engineers within two months.

Transformed the team dynamic and culture by shifting our core Tech Talents from primarily freelance to permanent roles while providing technical insights and managing a team of six developers.

Reorganized and animated Tech-Product ceremonies, reducing daily meetings from hours to minutes, introducing task estimation meetings to foster collaborative discovery discussions and reinstated retrospectives and weekly planning sessions to improve Tech-Product flow.

Shaped Tech-Product relationships by documenting Priority System (P0, P1, P2...) and Definitions of Done for Milestones, Epics & Tickets.

Redefined Tech-Support Process with developer rotation, tracking board and dedicated Support Team meetings.

Took ownership of the Biannual Product-Tech Roadmap, presenting it to peers (Steering Committee) and shareholders.

Technical Leadership & Software Development

Coordinated three major Product-Tech initiatives : Custom Benefit Flexibility, Multi-Modal Payment Method & UI/UX Redesign of the Web/Mobile application. Together, these three projects constitute a complete overhaul of the platform.

Minimized delivery lead time by migrating from Git Flow to Trunk Based Development effectively decongesting weeks of backlog and reducing friction enabling next day testing.

Decoupled code deployment from feature release by introducing Feature Flags, adding activation flexibility, user segmentation and reducing risk.

Improved code analysis (Linting & Typing) and migrated code checks from bypassable local hooks to GitHub actions. Initiated the implementation of end-to-end tests to ensure project quality at all time.

Established Security Guidelines and Documentation, providing checklist and process definitions as well as ordering pentest missions and addressing discovered issues. Led Annual Company-wide Security Awareness & Training.

Typescript, NodeJs, TurboRepo (Monorepo architecture), Nest JS, Remix, Vercel, AWS, PlanetScale (Vitess, MySQL), Prisma, Flipt (Feature Flags), Cypress, React Native, Expo, Terraform, Github (Actions & VCS), Sentry, DataDog, Notion.

Technical Leadership & Engineering Management

Senior Director of Front-end Engineering at Prose

Data Driven Beauty Product & Made-to-Order Fulfillment Platform

Paris, France; New York, New York

$165M Yearly Revenue B2C Platform

Engineering Management & Tech Processes

Introduced Feature Flag service (flipt) and accompanied the tech team on feature flagging best practices to decouple code deployment from feature release.

Carried on test (end-to-end) driven development through Cypress. Set in place Cypress intercepts as mocking tool for asyncronous front/back-end development.

Re-designed tech hiring process with internal recruiter. As the front-end hiring manager, designed take home assignment and hired 14 engineers with minimal turnover. Co-designed devops challenge and participated in various hiring processes (Devops, QA, Product Owners, Project Managers, Designers).

Championed internal tech culture setting up tech monthly meetings, tech presentations (Feature Flags, GraphQL, Next.js...) as well as workshops (Introduction to Functional Programming, Application state management with Redux, End-to-End tests with Cypress).

Enforced code management best practices (Pull Requests, protected main branch, code reviews, code coverage, test-staging-preproduction deployments with various QA levels and automated tests).

Designed “definitions of done” and ownership areas to help transition from a single team to multiple squads as we grew.

Re-defined engineering titles and descriptions, presented this new “Tech Growth Framework” including Technical and Managerial tracks to provide evolution opportunities to a diverse and evergrowing tech team.

Introduced Task Force for short-lived teams focusing on highly technical projects across squads.

Specified Incident Reporting template as well as Priority definitions (P0, P1...) for better accountability, traceability and escalation processes.

Actively managed up to 12 front-end engineers across 4 squads (1-1, quarterly goals, mentoring, Front-end Meeting bi-weekly). Designed and introduced new management layers per squad to continue scaling the team.

Technical Leadership & Software Development

Soft migration of our Single Page Application to Next.js to enable server-side rendering for better User Experience and Web Vitals (i.e. SEO).

JWT Token and auth management refactoring for preventing session expiration issues on both the internal back-office and the public facing website.

Redesigned AB testing capabilities using internal feature flag service for configurable segmentation and draws. Any feature flag becoming a potential AB test.

Refund system tech design lead introducing various refund capabilities (flat, percentage or by product).

Fulfilment Line Item QR code Scannability migration from opinionated front-end business logic rules to dynamic configuration driven rules.

Various Back-office enhancements as well as production end-to-end test coverage for all critical fulfillment flows.

Implemented 3 covid scenarios communications and killswitches of the platform behind feature flags to prepare for 3 possible lockdown scenarios prior to national announcements.

Supported multiple products, fragrances and other gifts launches (Consultation form changes, product pages, cart experiences and AB tests)

Completely redesigned the main customer funnel code (consultation form) in order to AB test e-mail capture location for better customer acquisition.

Lead and developed the membership program offered to customers (percentage discount, loyalty gift with punch card and other percs) as well as other subscription changes such as introducing subscription at cart.

Javascript, NodeJs toolchain, React, Redux, RTK-Query, Next.js, Vite, Typescript, Styled Components (Emotion), MaterialUI, StoryBook, JWT, Cypress, Jest, Lodash FP, CircleCI, Google Cloud (Cloud functions, Cloud Build, GKE), Github, Shortcut (clubhouse), Percy.

Software Developer & Technical Lead

Lead Front-end Engineer at Zepl

Data Analytics Platform & Notebooking Solution

Seoul, Korea; San Jose, California; Paris, France

Zepl has been acquired by DataRobot in 2021

Technical lead and development

Charts renewal with async data prepping (pivoting & trimming).

Notebook Performance Refactoring, restructrured state management around reselect and re-reselect (memoized selectors).

Datasource and Snowflake integration, Ability to 1-click connect external datasources to a Zepl notebook.

Actively managed 4 front-end engineers (1-1, mentoring, Front-end Meeting)

Open Source publications

Functional-Immutable library to use ImmutableJS API in a pipeable fashion à la Lodash/FP or Ramda.

React-Redux-Immutable library, as a drop-in replacement for react-redux, handling redux immutable state seamlessly.

Javascript, NodeJs toolchain, ImmutableJS, Lerna.js, MonoRepo architecture, Web Workers, IndexedDB, Socket.IO, JWT, Cypress, Jest, RxJs, Lodash FP, Ramda, Redux, React, Redux-saga, re-reselect, Failsafe design, modular “ducks“ redux pattern, Styled Components, StoryBook, Zeplin.io, React Profiler, Github, Jira, Aha.

Software Developer & Technical Lead

Web Tech Lead at Korbit

Cryptocurrency Exchange & Remittance Services

Seoul, Korea

Korbit has been acquired by NXC (Nexon) in 2017

Technical lead and development - Cryptocurrency Exchange

Complete application rewrite using shared codebase between the web and the mobile applications following JAMstack architecture principles.

API migration from REST to GraphQL.

Sign-up process refactor to match Enhance Due Diligence requirements.

Zillicash, Litecoin, Bitcoin Cash and Bitcoin Gold integrations.

Wallet Consolidation to share balance between deposits and withdrawals.

Portfolio & Balance revamp to display real time updates.

Landing Page refactor to display live market price and volume.

Document Upload service for user verification.

Actively managed 6 engineers split into 3 squads : API, Website & Mobile

Full-stack development - Remittance Services

Server-less Hyphen Admin Panel for manual validation of orders

User facing Hyphen Dashboard maintenance

Hyphen Static Showcase website

Hyphen US (Circle) and Taiwan (Melotic) disburser integration

Bitwire maintenance and enhancements.

These remittance services have been dicontinued

Javascript (ES5, ES6, ES2018), NodeJs, GraphQL, Gatsby, Lodash FP, React, React Native, Fluxible, Redux, Redux Dev Tools, Redux-observable, Redux-thunk, Redux-saga, Styled Components, AWS (Lambda, IAM, DynamoDB, S3), Rest Architecture, Server-less Architecture, JAMstack Architecture, Webpack (Babel Transpiler, ESLint, PostCSS), Heroku, Github (Versioning, Wiki, Issues), Jira.

Freelance Software Developer

New front-end team onboarding at Zepl (couple of months after departure).

Product Requirements design for the renewal of the Art and Culture Development Foundation website of the Republic of Uzbekistan.

Code audit and user onboarding improvements for the Korean headhunting startup Wanted.co.kr.

Full Stack development of the new version of an american online magazine for LuxuryCultuyre Inc.

Epitech

Paris, France

GPA: 3.28

Project Management, Communication Skills Training, Business Management, Conferences

A one-year program centered around professional project management through the creation of an economicaly viable project. This program delivers France highest level degree (Level I, equivalent to master degree).

Keimyung University

Daegu, South Korea

GPA: 3.99

Game Project (Processing, Java), 3D Modeling (3D Studio Max), 3D Game Developement (Unity), Smartphone Application (Cocos2d-x), Korean Language & Korean Culture

A one-year exchange program focused on the development of five games: a 2D shoot them up (Cocos2d-x), a physics based versus fighting (Unity), a musical scrolling avoider (Processing, Java), a 2D platformer (Cocos2d-x), and a 3D platformer (Unity).

Epitech

Paris, France

GPA: 3.26 (Class rank: 35 of 696), TOEIC: 895

Programming (Unix, bash, C), Graphics Programming (XLib, SDL, OpenGL), Object Oriented Programming (C++, Java, C#, UML), Mathematics (Python), Graphical User Interface Programming (.Net, Qt).

A three-year program filled with practical team projects such as: a raytracer (C, XLib), a shell (C), an assembly language parser (C), a memory allocation library (C), a raycasting game (C, XLib), a 3D Bomberman game (C++, OpenGL), an Object Relational Mapper (Java), a Media Library Manager (C#, .Net), a 2D Platformer game (C, SDL).