Cesar Guajardo

Full-Stack Software Engineer U.S Citizen Los Angeles, CA

310-***-**** ad0z31@r.postjobfree.com linkedin.com/in/cesarpro/ github.com/cesargua EDUCATION

Hack Reactor Certificate in Advanced Software Engineering 2023 University of California, San Diego B.S Computer Science 2019-2022

- Relevant Courses: Advanced Data Structures w/ C++, Software Engineering, Design and Analysis of Algorithms, Database System Principles, Database Systems Applications, Online Database Analytics Applications, Ubiquitous Computing, Web Client Languages, Operating Systems, Software Foundations I & II w/ C++, Intro to Data Science w/Python, Computer Vision w/ Python Santa Monica College 2016-2019

- Relevant Courses: Data Structures w/ C++, Intro to C++, Intro to Java, Assembly Language, Intro to Python TECHNICAL SKILLS

Languages & Scripts JavaScript (ES5 and ES6), Typescript, C++ (STL Library), C, Python, Java, Bash Front-End Tools React (React Hooks), Vite, HTML5, CSS3, Redux, Material UI Back-End Tools Node.js, Apache, Express.js, PostgreSQL, MongoDB (w/ Mongoose), MySQL, RESTful API, GraphQL, Axios, NGINX Cloud Tools AWS: S3 / EC2, GCP: Firebase / Firestore Testing Tools Jest, Mocha, Chai, Postman, React Testing Library Developer Tools Vim, Git, NPM, Webpack, Babel, Linux (Ubuntu), Visual Studio, Jupyter Notebook, Loaderio, Grafana K6 Methodologies Agile, Scrum, Test Driven Development (TDD), Object Oriented Programming (OOP), SDLC, MVC SOFTWARE APPLICATION ENGINEERING EXPERIENCE (Projects) Atelier Full-Stack Engineer Github Repo ReactJS, Node.js, Express.js, Webpack, HTML5, NGINX, CSS3, PostgreSQL, EC2 A demo e-commerce website that allows users to look at clothing products May 2023

● Constructed and designed the Related Items component of the application.

● Implemented a carousel to scroll through cards displaying the products, to enhance UI experience for better optics.

● Optimized the app’s RESTful API routes to obtain Questions and Answers by 7500% (from legacy code), from 20 RPS to about 1500 RPS, with the use of materialized views in PostgreSQL and the NGINX Load Balancer.

● Achieved average Chrome lighthouse scores in the 90s range: accessibility scored at 100, best practices scored at 96, and SEO scored at 90.

ViceRoy Full-Stack Engineer/Architect Github Repo React+Vite, Material UI, Firestore, Firebase Auth, CSS An application to help users manage and trade their crypto currencies June 2023

● Configured the noSQL JSON schema to store information related to users, using Firestore, and user authentication using Firebase.

● Built several components for the application using React and Material UI, such as building out and calculating the unrealized gains/losses for each user with live data from a 3rd party API source, based on current currency value.

● Designed and maintained CRUD methods so that Firestore can effectively communicate with the client-side, and to supplement teammates with their assigned components.

TritonLink Back-End Engineer Github Repo PostgreSQL, JDBC, Java A database showing student’s and professor’s information July 2021

● Created several queries, tables, virtual views, materialized views to help display the appropriate information related to students, courses, and professors, and enforce rules.

● Utilized triggers to update correlated information in related tables based on foreign keys.

● Built a recommendation system for students on which courses they should enroll, based on what grades/marks they obtained from previous courses.

PROFESSIONAL EXPERIENCE

UCLA DEPARTMENT OF MATHEMATICS Summer Research Intern Python, Pandas, Numpy, TensorFlow 2019

● Analyzed and modeled survey data pertaining to the Gang Reduction and Youth Development program (GRYD), a youth program that is managed by the Mayor’s office of the City of Los Angeles.

● Predicted future risk factors and survey scores of individuals enrolled in the program, using Dynamic Mode Decomposition (DMD), Deep Learning using Neural Networks, Support Vector Machine (SVM).

● Constructed solutions to provide assistance and support for members and customers of the program based on predicted survey scores.

PLACER MULTI-SERVICES Public Notary 2016-2023

● Notarized hundreds of documents relating to deeds, power of attorneys, wills, affidavits, etc.

● Increased customer traffic by about 40% by socializing with potential customers through social media, blogs, and networking events.

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