About Josue Inaldo
With nearly a decade of experience, I architect and lead the development of cutting-edge software solutions, primarily within the dynamic FinTech sector.
My passion lies in building robust, high-performance systems that don't just meet requirements, but redefine industry standards.
I specialise in navigating complex technical landscapes, from designing resilient event-driven microservices on GCP and AWS to spearheading critical JavaScript to TypeScript migrations that drastically reduce technical debt and boost maintainability.
My track record includes delivering tangible results: significantly improving system reliability, optimising performance, and fostering engineering excellence within high-performing teams.
Beyond the code, I'm a proven leader and innovator.
I've founded and scaled my own SaaS solution, mastering the full product lifecycle from ideation and market validation to successful launch.
This entrepreneurial drive, combined with my expertise in modern stacks (Node.js, React, Kubernetes, GraphQL), positions me to tackle the most challenging architectural and development hurdles.
I thrive in remote, transparent, and collaborative environments, where I can empower teams through mentorship and strategic technical guidance.
If you're building the next generation of impactful FinTech products and seek a leader who combines deep technical acumen with a product-first mindset, let's connect.
Spanish
Native or bilingual
English
Fluent
Catalan
Native or bilingual
Remote only
Primarily works remotely
Experience
- Legal PigeonSenior Software developerLEGALJuly 2025 - December 2025 (5 months)Led a cross-functional team in the development and optimisation of full-stack applications, significantly improving system performance and reliability while reducing production deployment bugs. Additionally, focused on elevating the professional growth and technical capabilities of team members.Technical Overview: Designed the architecture of the React frontend application reducing the number of bugs to almost 0 with an 80% test coverage (unit test and end to end tests).
- Developed and enforced comprehensive testing strategies, including unit, integration, end to end and performance using Jest, Cypress and Vitest leading to a 90% decrease in post-deployments bugs.
- Implemented GitHub Actions for automated testing and code quality checks, reducing production errors by 90% and significantly improving deployment reliability.
- Refactored legacy React code base written in JS to TypeScript and implemented code quality gates with Github Actions improving code maintainability.
- Mentored and guided a team of 3 junior/mid-level developers, improving team productivity. They were able to build new features in weeks, instead of months.
- Designed and implemented a frontend architecture easy to predict and manageable with AI tools like Cursor. This let reduce the development cycle to just a few days.
- kevin euSenior software engineerTECHMarch 2023 - November 2023 (9 months)Barcelona, SpainManaged and maintained critical public APIs and complex bank integrations within a fast-paced FinTech environment, ensuring seamless operation and adherence to Open Banking standards.Technical Overview: Maintained and developed public APIs and bank integrations using JavaScript and TypeScript, leveraging Open Banking protocols. Utilised AWS API Gateway for API management and Prometheus, Grafana and PagerDuty for system health.
- Successfully managed and resolved critical incidents related to public APIs and bank integrations, maintaining 99.9% uptime and minimising service disruption for users.
- Developed and maintained robust bank integrations adhering to Open Banking standards, facilitating secure and efficient data exchange for payment initiation and account information services.
- Collaborated with external bank partners to troubleshoot and optimise Open Banking API connections, improving data accuracy and transaction success rates.
- Improved code quality and reduced technical debt by introducing TypeScript to the API development process, establishing stricter type checking and improving long-term system stability.
- migestor.appSolo FounderMarch 2023 - May 2025 (2 years and 2 months)Founded and led the end-to-end development of a SaaS solution for property managers, encompassing product ideation, market validation, full-stack development, and successful MVP launch, demonstrating comprehensive product ownership and technical leadership.Technical Overview: Designed and implemented a full-stack SaaS application utilising Vite for the frontend, Node.js with TypeScript for the backend, supabase as the database, and GitHub Actions for CI/CD. Employed nx.dev for monorepo management and Figma for UI/UX design.
- Validated market demand and secured 3 initial customers for a property management SaaS solution through direct engagement with dozens of potential users, leading to a successful MVP launch.
- Generated 3.000 € revenue within 1 month by effectively pitching and selling the MVP to target property managers.
- Architected and developed a scalable full-stack event driven MVP from conception to deployment within 2 month using Vite, Node.js, and Supabase, ensuring rapid iteration and market responsiveness.
- Managed all aspects of the product development lifecycle, from feature planning to deployment, leveraging a monorepo strategy with Nx.cloud to maintain code quality and developer velocity.
Reviews
Recommendations
Be the first to recommend Josue Inaldo
Help this freelancer shine by sharing your experience working together.
These freelancer profiles also match your criteria
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Education
- Ingeniero de softwareUniversitat Politécnica de Catalunya2019
- Máster de Desarrollo de Softwareescuela.it2022Programación, análisis, diseño, pruebas, requisitos y gestión con RUP y XP + Scrum