Kyota Lannelongue
Software Engineer
Recloses
Summary
Experienced backend developer with a strong focus on Node.js, building scalable, high-performance systems in dynamic, fast-paced environments. Skilled in designing and implementing robust APIs, optimizing database performance, and creating efficient server-side solutions. Proven ability to thrive in small, agile teams, taking on a broad range of responsibilities with a proactive, results-driven approach. Eager to contribute to larger, more structured projects where there is expertise in security, continuous integration, and real-time data streaming. Passionate about adopting best practices, learning new technologies, and collaborating on impactful, large-scale systems.
Overview
9
9
years of professional experience
7
7
years of post-secondary education
4
4
Languages
Work History
Backend Developer
Blank
Paris
12.2021 - 12.2024
- Developed and optimized scalable backend systems and RESTful APIs using Node.js and TypeScript, integrating with web and mobile platforms.
- Architected serverless solutions using AWS tools like Lambda, API Gateway, DynamoDB, and EventBridge to ensure high availability, performance, and scalability.
- Designed and managed event-driven architectures with AWS SQS, SNS, and EventBridge, improving service communication and real-time processing capabilities.
- Integrated third-party APIs (e.g., payment gateways with Stripe, identity verification services with Ubble) to extend platform functionality and enhance user experience.
- Configured and maintained secure storage systems with AWS S3, including lifecycle management, versioning, and integration with other services.
- Enhanced system monitoring and debugging with AWS CloudWatch, implementing custom metrics, alarms, and log analysis for performance optimization.
- Streamlined CI/CD workflows by utilizing GitLab CI, automating build, test, and deployment pipelines for efficient and reliable software releases.
Software Developer
Equify
Paris
04.2018 - 11.2019
- Designed and developed a Proof of Concept (POC) application from scratch by analyzing market needs, laying the groundwork for the platform’s core functionalities.
- Enhanced website performance and user experience by implementing Redis caching, reducing application loading time by over 45%.
- Improved application reliability and consistency by implementing comprehensive unit and integration tests using Jest, and configuring continuous integration rules for code coverage and testing.
- Optimized API response times by selecting and implementing a more efficient ORM, leading to a 20-fold improvement in database call performance.
- Enriched and modernized database structure and content by designing and executing schema migrations, ensuring data integrity and scalability.
- Automated data exportation processes by generating user-friendly Excel reports from platform data, improving client data accessibility and usability.
- Enhanced data fetching efficiency by implementing a GraphQL API, reducing data overfetching and underfetching, and enabling more precise client-side queries.
- Improved developer experience by creating an advanced testing framework with production-like dummy data seeds and scenario-specific seed generation tools.
- Streamlined team collaboration by designing and managing Kanban boards to organize tech team workflows and improve project delivery timelines.
MEAN Stack Developer (Internship)
La Javaness
Paris
04.2017 - 09.2017
- Developed the front-end for an AI-based prediction application using AngularJS.
- Collaborated with the backend and data science teams to integrate new machine learning algorithms into the server, enhancing the app's predictive capabilities.
- Optimized front-end performance by adhering to best practices in code structure and data handling, ensuring a fast and responsive user experience.
Full Stack Developer (Internship)
F5
Sao Paulo
05.2016 - 07.2016
- Developed client-side applications using AngularJS.
- Built and maintained server-side applications in Node.js.
- Refactored and harmonized code to improve maintainability and scalability, enhancing long-term project sustainability and simplifying future updates.
Education
Masters Degree - Big Data And Analytics
ECE
Paris 09.2012 - 06.2018
Exchange program - Computer science, mathematics
Laval University
Quebec 09.2015 - 06.2016
Skills
NodeJS
RESTful and GraphQL APIs
SQL and NoSQL Databases
Git
CI/CD Pipelines
Cloud Platforms (AWS and GCP)
undefinedHobbies
Sound Engineer, Music Production
Timeline
Backend Developer
Blank
12.2021 - 12.2024
Software Developer
Equify
04.2018 - 11.2019
MEAN Stack Developer (Internship)
La Javaness
04.2017 - 09.2017
Full Stack Developer (Internship)
F5
05.2016 - 07.2016
Exchange program - Computer science, mathematics
Laval University
09.2015 - 06.2016
Masters Degree - Big Data And Analytics
ECE
09.2012 - 06.2018
Similar Profiles
Justin FleischerJustin Fleischer
Salesperson at BlankSalesperson at Blank
AKANKSHA MEDHIAKANKSHA MEDHI
Career Break at BlankCareer Break at Blank
HIMANSHU TEOTIAHIMANSHU TEOTIA
System Administrator at BLANKSystem Administrator at BLANK