Celso Espino

Technologies: OpenAI | Neo4j | Langchain | LlamaIndex | Flask | Python | React | Next.js | FastAPI

Analog AI is a software company offering AI solutions that replicate human emotional intelligence and behaviors.

https://analogai.net

Technologies: React | Next.js | Typescript | Node.js | Three.js | ShadcnUI | NextUI | TailwindCSS | Storybook | Google Cloud Platform | Vercel | Github Actions | Husky | Turbo | MongoDB | ElasticSearch | Recaptcha | NextAuth | LiveKit | Sanity | Socketio | Stripe

GameRogue is a start-up that's creating MLOps software with the most user-friendly UI available to usher-in the next generation of esports.

• Created an online apparel design and shopping portal by constructing the MVP and developing a corresponding website. Further enhanced functionality by integrating a system to manage team events in gaming and LiveKit social TV.
• Designed project architecture using Turbo Monorepo and pnpm, implemented GitHub Actions, and configured Husky for linting.
• Contributed to MongoDB-based database design, implemented Express.js for backend development, and integrated Google Cloud Platform for file management.
• Performed frontend development tasks utilizing Next.js and TypeScript. Integrated cutting-edge libraries such as Zustand, Tanstack, Zod, and NextAuth.
• Utilized TailwindCSS, NextUI, and ShadcnUI frameworks for enhanced styling.
• Created apparel design and management pages leveraging Three.js.
• Developed custom data handling features, integrating advanced search capabilities with ElasticSearch and content management solutions.
• Built and integrated custom Sanity pages within the application.
• Implemented Stripe for payment processing.

https://gamerogue.com

Technologies: Javascript | Typescript | Svelte | SvelteKit | Supabase | PostgreSQL | Vercel | npm | Jest | CSS | Python | Flask | Django

Tampax is a brand of tampons currently owned by Procter & Gamble.

• Developed frontend customized as per client requirements with user registration, checkout management, and administrative controls.
• Used modern tech stack: Svelte (SvelteKit, TypeScript, and JavaScript), Supabase (PostgreSQL), and Vercel.
• Increased site traffic by 15% by optimizing SEO and enhancing UX through the utilization of Svelte components and interactive elements.
• Migrated to Sveltekit framework.
• Developed test cases using Jest for Frontend.

https://tampax.com

Technologies: Phoenix | Elixir | Phoenix Liveview | TailwindCSS | GraphQL | Stripe | AWS | Terraform | Github actions

Berlin Phil Media GmbH is a subsidiary of the Berliner Philharmoniker Foundation. It is responsible for the media productions of the Berliner Philharmoniker.

• Created a prototype for the upcoming online subscription system of the Berlin Philharmonic's Digital Concert Hall using Elixir / Phoenix, incorporating GraphQL technology.
• Streamlined legacy app by transitioning to LiveView and refactoring architecture.
• Enhanced functionality by implementing integrations with payment gateways such as PayPal and Stripe via their APIs.
• Managed the AWS infrastructure and CICD pipelines utilizing Terraform and Github actions.

https://www.digitalconcerthall.com/en

https://www.berliner-philharmoniker-recordings.com\\

Technologies: React | Typescript | TailwindCSS | CanvasJS Chart | Jest | Node.js | Express.js | GraphQL | Sequelize | Postgresql | AWS | Terraform | OpenAI

SurveyPlanet, LLC is a software-as-a-service company specializing in providing online survey platforms that are tailored for diverse needs such as HR, events, education, and research.

• Created and implemented user-friendly survey management systems that enabled advertisers to design, distribute, and analyze survey results.
• Enhanced frontend development through the implementation of Figma designs using React.js and custom CSS.
• Developed backend APIs using Express.js and Sequelize to enhance functionality.
• Managed authentication for customers using AWS Cognito and implemented infrastructure management through Terraform and GitHub Actions CI/CD pipelines, which included the integration of custom Lambda functions.

https://surveyplanet.com

Technologies: React | Svelte | Javascript | Python | Flask | Django | Three.js | MaterialUI | TailwindCSS | Storybook | Jest | Node.js | Express.js

Managed multiple freelance projects.