Get in touch
Available for remote work

Lawrent
Umaña Jimenes

I build systems end to end: interface, logic, data, and the infrastructure underneath. Currently focused on AI assisted full stack development and systems integration.

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ROLEFull Stack Software Engineer
BASED INCosta Rica
EXPERIENCE6+ years
REV.2026.07
System cross section
04 layers

The stack, top to bottom.

01
InterfaceWhat the user touches
TypeScriptTypeScript
Next.jsNext.js
ReactReact
AstroAstro
Tailwind CSSTailwind
HTML5HTML5
CSSCSS3
02
Application logicAPIs & integration
Node.jsNode.js
NestJSNestJS
PythonPython
FastAPIFastAPI
C#
GraphQLGraphQL
MuleSoft / RAML / DataWeave
03
DataStorage & cache
PostgreSQLPostgres
MongoDBMongoDB
RedisRedis
PrismaPrisma
SQL Server
Oracle
04
InfrastructureCloud, CI/CD & OS
AWS
Azure
DockerDocker
GitLabGitLab CI
GitGit
LinuxLinux
Azure DevOps · JMS/MQ
Career, in order
07 roles

Where I've built things.

01
H5 Industrial S.A.Sep 2025 – Present
Full Stack AI Software Engineer
  • Build web systems with Next.js and TypeScript that give 10+ decision-makers centralized, real-time visibility into sales and inventory metrics.
  • Design and develop APIs with Python and FastAPI for data exchange between systems.
  • Optimize PostgreSQL schemas to speed up the queries most used by the leadership team.
  • Automate the generation and delivery of email reports with Redis and BullMQ queues.
  • Implement Machine Learning models in Python (Scikit-Learn) to detect trends and anomalies.
02
Cap4 Lab S.A.Jan 2025 – Sep 2025
Integration Engineer
  • Led root-cause analysis and resolution of critical L3 support incidents on MuleSoft integrations, reducing Message Response Time (MRT) by 30%.
  • Implemented CI/CD pipelines with GitLab and Azure DevOps for 15+ MuleSoft applications across Dev, QA, and Production, on Azure and Linux.
  • Reduced latency of critical APIs by 25% through code audits that removed bottlenecks.
  • Maintained a 99%+ availability SLA with monitoring in New Relic, ELK Stack, and Anypoint Monitoring.
03
Future Technologies CRFeb 2022 – Feb 2025
Full Stack Software Engineer
  • Led the architecture design and launch of internal software systems for organizations.
  • Developed REST APIs with NestJS, Node.js, and Python over PostgreSQL and MongoDB, and responsive interfaces with React.js, TypeScript, and Astro.
  • Implemented CI/CD workflows from scratch with GitLab and Docker on AWS, speeding up deployments and reducing errors by 80%.
  • Added unit and integration tests (Jest, React Testing Library, PyTest) to prevent production regressions.
04
Grupo PasquíOct 2023 – Sep 2024
Full Stack Software Engineer & Technical Support SpecialistDec 2023 – Sep 2024
Full Stack Software Engineer InternOct 2023 – Dec 2023
  • Developed internal web systems end to end: Next.js and TypeScript frontend, C# APIs, and Oracle data model.
  • Automated cross-department workflows with RPA and Python scripts, reducing manual effort by 40%.
  • Developed an AI-assisted module that processes structured and unstructured financial documents (PDF, Excel, images), eliminating manual data entry.
  • Optimized queries and indexes in SQL Server and Oracle to speed up internal applications.
05
Ministerio de Educación Pública (MEP)Jul 2023 – Oct 2023
Full Stack Software Engineer Intern
  • Designed and developed a full stack social platform for the MEP that reached over 1,000 active users.
  • Built the APIs with NestJS, the interface with Next.js and TypeScript, and the data model in PostgreSQL with Prisma; added JWT authentication and Redis for caching and sessions.
06
CENECOOPSep 2022
Software Engineer Intern
  • Designed and implemented a data extraction pipeline in Python (BeautifulSoup, Requests) that replaced a manual process, and automated the periodic delivery of email reports.
07
Construcciones y Remodelaciones UGJan 2020 – Feb 2022
Full Stack Developer
  • Developed and maintained the company's full stack systems with React, Python, and MongoDB, adding modules as business needs evolved.
Get in touch

Let's build something.

Open to remote Full Stack, Backend, Frontend, and Integration Engineering roles. If something you're building could use another set of hands, I'd like to hear about it.

EMAILlawrent.jimenes@gmail.com LINKEDIN/in/lawrent-umana-jimenes PHONE+506 8676-3144 BASED INCosta Rica