Product2025
Legimus
AI SaaS platform for automated lead response: RAG pipeline over client docs, multi-provider LLM orchestration, no vendor lock-in.
01 / PortfolioSenior Software Engineer · 2026
building calm systems for complex teams00:00
CristianPeralta
I turn infrastructure, interfaces, and intent into products that ship.
View work →focus /Platform systemsTypeScript / Node.jsDesign engineering
status /available for one sharp idea
02 / Selected work
Work, in production.
Product work, client platforms, open source, and shipped freelance integrations.
Product and client platforms
Client2023-25
Mujeron
Women's fashion e-commerce for Todofull: Vue.js storefront, Node.js chat backend, Odoo and Meta integrations. Cut chat load time 88% with MongoDB indexing and WebSockets.
Client2018-20
Knowbly
Remote edtech platform (California): LoopBack microservices, ElasticSearch search, Redis caching, and a Tyk API Gateway layer that cut API response times 30%.
Open source and freelance
Freelance2020-23
La Tienda del Pintor
Freelance e-commerce: sole developer for three years, including a custom payment gateway against a local bank for this paint supplier.
Freelance2020-23
Multimax
Freelance e-commerce: a delivery integration that synced checkout orders into a fulfilment provider with no WooCommerce presence of its own.
Open source2026
ChessLens
Chess analysis tool that pulls your real chess.com games and runs them through Stockfish: accuracy score, blunder detection, and a full board replay.
Open source2026
top-secrets
CLI secrets manager that hardens your .env instead of replacing it: sops and age behind a TOTP gate, plus the leak guard I had to switch off for auditing its own syscalls.
Open source2026
herdr-aws-freetier-bar
Herdr plugin that surfaces AWS spend and per-service Free Tier quota usage in a persistent terminal pane, so you notice drift before the invoice does.
03 / Experience
A record of useful pressure.
Senior engineering roles across platform, product, and infrastructure.
YearCompanyRoleScope
Year2025-Now
CompanyLegimus
RoleSenior Software Engineer
ScopeArchitected an AI-powered SaaS platform from scratch: multi-tenant dashboard, model-agnostic LLM orchestration, real-time WebSocket infrastructure.
Year2023-25
CompanyTodofull Mujeron
RoleFull Stack Developer
ScopeCut chat load time 88% via MongoDB indexing and WebSocket optimization; integrated Odoo, Meta, and OpenAI APIs.
Year2020-23
CompanyFreelance
RoleE-commerce Developer
ScopeBuilt custom WordPress and WooCommerce plugins end to end, including a payment gateway integration with a local bank.
Year2018-20
CompanyKnowbly Learning Systems
RoleSoftware Engineer
ScopeCut API response times 30% through microservices redesign; shipped an API Gateway with Tyk for a distributed US team.
Year2017-18
CompanyUNJBG - OSIS
RoleFull Stack Developer and Project Manager
ScopeBuilt a Laravel and Vue.js web app, optimized the PostgreSQL schema, and led a small dev team under SCRUM.
Year2017
CompanyYarqay
RoleBackend Developer
ScopeBuilt a restaurant discovery service on MongoDB geospatial queries and the Google Maps API. The team reached the semifinals of a startup contest in Chile.
Year2016
CompanyAcex Comércio Exterior
RoleMobile and Web Developer
ScopeShipped a native Android app in Java wrapping the company site, with offline support, custom navigation tabs, and splash animations.
04 / Credentials
Studied, certified, shared.
Degrees, certifications, and the developer communities I help run.
Education
- 2025
MBA
Neumann Graduate School
Tacna, Peru
- 2017
BSc Computer and Systems Engineering
Universidad Nacional Jorge Basadre Grohmann
Tacna, Peru
Certifications
- 2026
AWS Certified Cloud Practitioner
Amazon Web Services
CLF-C02
- 2023
Node.js Developer Path
MongoDB
Community
- 2020-Now
Codenity
Co-founder and staff
Developer community: meetups, workshops, open source
- 2017
Kincodi
Co-founder
Mentoring community for developers starting out