Lester
Arteaga.
I'm a professional freelance
I am a passionate senior full-stack developer with more than 8 years of experience in Node.js, TypeScript, React.js, and Next.js, specializing in building scalable and high-performance solutions. I have strong experience in cloud architecture with AWS (ECS, Fargate, EC2, Route 53, CodePipeline, Pinpoint). I have led teams as a Tech Lead, Project Manager, and Scrum Master, combining technical leadership with agile management and a strong focus on product quality.
About me
Creating innovative solutions. With experience in various programming languages and frameworks, I enjoy tackling challenging problems and continuously learning new technologies.
Full Name
Lester Arteaga
Degree
Software Engineer
Phone
+504 3171-9927
My work
I'm a senior full-stack developer and cloud architect with a passion for building scalable, clean and high-performance digital products. I enjoy creating simple, modern and efficient solutions that deliver real value to end users and businesses.
Alchemy Platform — Landing Page
Sr. Fullstack development • Next.js + NestJS • Multi-tenant architecture
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Technical Leadership — flowby platform
Leading dev team • architecture decisions • code quality strategy
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Technical Leadership — Kielsa Clinica
Leading dev team • architecture decisions • code quality strategy
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My resume
I am a passionate senior full-stack developer with more than 8 years of experience in Node.js, TypeScript, React.js, and Next.js, specializing in scalable and high-performance solutions. I have strong expertise in cloud architecture using AWS (ECS, Fargate, EC2, Route 53, CodePipeline, Pinpoint). I have led teams as a Tech Lead, Project Manager, and Scrum Master, combining technical leadership with agile management practices.
Experience.
Sr. Frontend Developer
2021 – 2022
Kushki Payments
I developed Kushki’s administrative dashboard using React.js and Next.js with a strong TDD approach. I contributed to implementing microfrontends with Single-SPA, reusable components, SSR, and unit testing for a scalable architecture.
Sr. Fullstack Developer - Technical Lead
2019 – 2025
Kielsa Group (E-commerce & Clinics)
I developed and led medical and e-commerce solutions across Central America using React.js and Node.js. I transitioned into a Tech Lead role, managed delivery timelines, code reviews, best practices, and AWS deployments with a focus on scalability.
High School Teacher (Technology Area)
2010–2020
Army Non-Commissioned Officers School (ESOE), Honduras
I taught programming, ICT, technical drawing, art, and algebra. This strengthened my teaching, leadership, and communication skills.
Sr. Fullstack Developer - Technical Lead - Scrum Master
2022
Nextgo Solutions
I developed microfrontends using Module Federation, React.js, and TypeScript for banking flows. Integrated CSP, SendGrid, reCAPTCHA, GTM, Hotjar, and configured CI/CD pipelines with Azure DevOps while ensuring high code quality.
Sr. Fullstack Developer
2023–2024
Ficohsa Digital Factory
I provided technical leadership for automotive industry software projects. Managed sprints, coordinated QA teams, and improved communication between client and dev teams to ensure high-quality deliverables.
Sr. Fullstack Developer - Tech Lead - Scrum Master - Project Manager
2025
Elementos Solution
I lead multi-tenant architectures on AWS (Route 53, ECS Fargate, ALB, CodePipeline). I manage teams using agile methodologies, ensure code quality, and integrate communication solutions such as Twilio and SES.
Education.
Master’s Degree in Artificial Intelligence and Machine Learning
2025 – Present
Barcelona Technology School
Specialized in AI and ML techniques, algorithms, and applications, including deep learning, natural language processing, and computer vision. Developed skills in Python programming, data analysis, and model deployment through hands-on projects and case studies.
Diploma in Higher Education
2025 – Present
National Pedagogical University Francisco Morazán (UPNFM) – Honduras
Focused on advanced pedagogical theories and practices, curriculum development, and educational leadership. Aimed at enhancing teaching skills and methodologies to improve student learning outcomes in various educational settings.
Bachelor's Degree in Computer Science
2013 – 2023
UNITEC (Universidad Tecnológica Centroamericana), Honduras
Comprehensive education in computer science fundamentals, including programming, data structures, algorithms, databases, and software engineering. Completed a final year project focused on developing a web application using modern technologies and best practices.
Skills.
Fullstack Skills
Technologies I use to build robust, scalable and modern applications.
React / Next.js95%
Node.js / NestJS90%
TypeScript90%
Microfrontends85%
Cloud & DevOps
Cloud technologies and automation tools I work with.
AWS (ECS, Fargate, S3, CloudFront)85%
CI/CD (CodePipeline, GitHub Actions)80%
Docker / Containers90%
Architecture & Multi-tenant Design95%
Professional Skills
Soft skills and communication abilities that strengthen my leadership.
English80%
Team Leadership95%
Scrum & Agile95%
Communication90%
Contact Detail.
Based in Tegucigalpa, Honduras, working remotely across LATAM, US and Europe.