Lewis D.

Lewis D.

Développeur full-stack

Spain
Membre de confiance depuis 2024
14 années d'expérience

Avec un solide bagage en ingénierie, il s’est spécialisé dans le cloud computing, l’IA, les infrastructures sans serveur, ainsi que les technologies back-end et front-end.

Lewis excelle dans l’élaboration et la gestion d’équipes de développeurs en vue d’apporter des solutions de qualité répondant aux objectifs métier. Il sait structurer et entretenir les relations avec les partenaires techniques, en tirant parti de leur expertise pour optimiser les résultats de projet. Par ailleurs, Lewis a fait ses preuves en tant que consultant auprès d’entreprises pour leur fournir des solutions technologiques adaptées à leurs besoins uniques.

Expertise principale

ApolloApollo3 ans
WordPressWordPress11 ans
BootstrapBootstrap7 ans
jQueryjQuery7 ans
40+

Expérience8

Chief Product and Technical Officer

Isleño Island Homes
Real Estate Tech
Jun 2025 · 9m

CPTO for a real estate firm specialising in acquiring, renovating, and reselling turnkey properties. Led the end-to-end design and implementation of automated systems to streamline operations across property search, construction, finance, and sales.

  • Defined and implemented a comprehensive automated internal OS, using React, NextJS, and TypeScript, integrating project management, operations, finance, and technology functions into one seamless platform → unified fragmented processes, enabling efficient lead-to-close workflows and multi-tenant scalability.
  • Built an internal LLM chat interface, using Supabase, Langchain and TypeScript, for internal users to assist with their day-to-day tasks → defined and build an automated RAG pipeline, creating triggered embeddings of internal SOPs in a vector DB → created tools for the LLM, integrated with key platforms (Monday, Odoo, Aircall, n8n) so that projected management could be ingested and updated directly from the chat UI.
  • Fully automated finance department processes → reduced average invoice cycle time by over 80% and decreased CFO’s hands-on involvement in payments by 90%, minimizing errors and improving forecasting accuracy.
  • Designed and implemented automated tracking and reporting for over 180 internal KPIs using BigQuery and Looker Studio → provided real-time dashboards for executives and investors, enhancing visibility into property pipelines and performance metrics.
  • Managed migration of all business automations from Make.com to a self-hosted n8n instance → achieved a 97% cost reduction in automation expenses while improving reliability and reducing failure rates from 38-9%.
  • Introduced and championed agile methodologies across all management teams → ensured continuous OS functionality, accurate KPI reporting, and alignment with business targets.
  • Led and mentored a team of 2 engineers (one senior, one junior), implemented pair programming, code reviewing standards, and AI-driven CI/CD best practices.
PostgreSQLPostgreSQL
Project Management
Next.jsNext.js
TailwindTailwind
Google CloudGoogle Cloud
10+
Mat Plus

Lead Software Engineer

Mat Plus
Retail
May 2024 - Apr 2025 · 11m

Served as technical owner for a B2B consumer-loyalty startup’s greenfield mobile platform, reporting to the CEO. Owned architecture, implementation and DevOps for customer-facing mobile app, focussed on customer loyalty and rewards in the supermarket retail space.

Highlights:

  • Collaborated with CEO to define product roadmap, balance MVP delivery speed with scalability tradeoffs, and align technical milestones with go-to-market timeline.
  • Defined system architecture and tech stack (Node.js, Koa, TsED, React Native, TypeScript, Supabase, AWS) → optimised for startup speed and scalability.
  • Built and launched React Native mobile app and REST API → collaborated directly with CEO to define product roadmap and feature priorities → achieved 17k users and 28M+ data points in the 5 months post-launch.
  • Created CI/CD workflows integrating Copilot reviews, test suites, quality gates, and deployment pipelines.
  • Designed and implemented push notification system.
  • Reverse-engineered undocumented, third-party APIs to enable users to link their supermarket accounts to the app.
  • Implemented an OCR pipeline (via Amazon Extract), to enable data extraction from supermarket receipts.
  • Accepted into SSE Business Labs accelerator.
JavaScriptJavaScript
React.jsReact.js
PostgreSQLPostgreSQL
AWSAWS
TypeScriptTypeScript
9+
SonX

CTO & Co-founder

SonX
Music and Audio
Jan 2022 - Mar 2024 · 2y 2m
  • Diriger l'équipe technique interne, en favorisant une culture de l'innovation, de la collaboration et de l'excellence dans le développement des produits.
  • Il a assuré la fourniture de solutions technologiques de haute qualité qui ont effectivement généré de la valeur et des revenus à la fois pour les musiciens et pour les fans.
  • Se tenir au courant des tendances du secteur et des technologies émergentes, en fournissant des informations et des recommandations stratégiques pour maintenir un avantage concurrentiel.
DockerDocker
HTMLHTML
React NativeReact Native
Budget Management
Digital strategies
11+
Sony Music Entertainment

Lead Web Developer

Sony Music Entertainment
Customer Relationship Management (CRM)
Apr 2019 - Jan 2022 · 2y 9m
  • Vous avez collaboré avec des équipes interfonctionnelles afin d'imaginer et de développer des solutions numériques pour le CRM Ops, le Marketing Ops, les sites web des artistes et l'exécution des campagnes.
  • Assurer la liaison entre les parties prenantes techniques et non techniques, en favorisant une communication claire et une bonne compréhension des initiatives et des exigences numériques.
PHPPHP
DockerDocker
HTMLHTML
WordPressWordPress
Digital strategies
9+

Web Developer

Baked Agency
Marketing and Advertising
Jan 2016 - Mar 2017 · 1y 2m
  • J'ai agi en tant que spécialiste WordPress complet, en personnalisant WooCommerce et Formidable Pro pour répondre efficacement aux besoins des clients.
  • Une compétence démontrée dans l'utilisation quotidienne de Bootstrap, CSS3 et jQuery pour garantir des expériences web réactives et visuellement attrayantes.
  • Engagé dans le développement de plugins et de thèmes WordPress personnalisés afin d'adapter les solutions aux spécifications du client.
  • Expertise dans l'API WP, le CLI WP et l'administration du serveur Amazon AWS/EC2 pour maintenir une performance et une sécurité optimales des applications web.
  • Gestion des comptes clients, y compris le traitement des estimations de coûts, la fixation des délais et la garantie de la satisfaction du client tout au long du cycle de vie du projet.
  • A joué un rôle de contact avec les clients, en communiquant efficacement des concepts techniques et des mises à jour de projets à des parties prenantes non techniques.
PHPPHP
HTMLHTML
WordPressWordPress
WooCommerceWooCommerce
Command-line interface
2+
Authenticated Internet Auctions

Web developer

Authenticated Internet Auctions
Online Auctions
Feb 2014 - Jun 2014 · 4m
  • Managed the overall website, ensuring optimal user experience and functionality to maintain the market-leading position of the online auction house;

  • Developed and implemented an in-house technology strategy to support the organization's objectives and enhance its competitive edge;

  • Oversaw the execution of live video auctions, coordinating real-time bidding processes and ensuring seamless delivery to users;

  • Led efforts to provide 360° photographic content, catering to the preferences of the ABC1 user demographic and enhancing engagement;

  • Collaborated with cross-functional teams to continuously improve website features, usability, and performance;

  • Stayed abreast of industry trends and emerging technologies to inform strategic decision-making and maintain innovation within the online auction platform.

PHPPHP
HTMLHTML
WordPressWordPress
WooCommerceWooCommerce
CMS
Chart.jsChart.js
Freelance

Web Developer

Freelance
E-commerce
Mar 2013 - Sep 2014 · 1y 6m
  • Specialized as a freelance web and graphic designer, focusing on e-commerce and seamless integration with social media platforms;

  • Provided a range of services including logo design, social media and marketing strategy development, e-mail design, web hosting, web mastering, typographical design, and client education;

  • Collaborated closely with clients to understand their unique needs and deliver tailored design solutions that aligned with their brand identity and goals;

  • Implemented effective e-commerce solutions, ensuring smooth transactions and user experiences for online shoppers;

  • Integrated social media functionalities seamlessly into websites to enhance engagement and expand online reach;

  • Developed visually appealing and functional websites, leveraging expertise in HTML5, CSS3, and JavaScript to create responsive designs across various devices;

  • Provided ongoing support and maintenance for websites, ensuring optimal performance and security;

  • Educated clients on best practices in web design, social media integration, and online marketing strategies to empower them to effectively manage their online presence.

PHPPHP
CakePHPCakePHP
DockerDocker
HTMLHTML
React NativeReact Native
18+

Founder

BlagSound
Music and Audio
Jun 2010 - Sep 2014 · 4y 3m
  • Founded a music website, taking on multifaceted responsibilities including web design and development, social media strategy development, and digital design;

  • Managed data capture and mailing list management processes, ensuring effective communication with website subscribers;

  • Engaged in copywriting and content creation to produce engaging and informative articles, reviews, and features for the website;

  • Sourced and managed a team of contributors, overseeing content creation and ensuring alignment with the website's vision and standards;

  • Cultivated and maintained relationships with music PR contacts, facilitating access to new releases, interviews, and promotional opportunities;

  • Covered live events, providing comprehensive event coverage through articles, photos, and social media updates;

  • Conducted interviews with musicians, providing insightful content for the website's audience and enhancing its reputation as a source of music industry insight.

PHPPHP
HTMLHTML
WordPressWordPress
WooCommerceWooCommerce
CMS

Évaluations

Excellence en ingénierie

Les performances globales de Lewis lors d'une évaluation technique en direct de 90 minutes se classent dans le top 5% des Développeur full-stack évalués chez Proxify.

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Éducation

A&W
Amersham & Wycombe College
Digital Communication and Media/Multimedia2007 - 2009

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