Ryru Lobo: Back End Developer
Back End Developer · Scalable systems for government & enterprise
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About me
Backend Developer with 3 years of experience delivering digital products for government and enterprise sectors. Skilled in building scalable backend systems, optimizing APIs, and managing relational and non-relational databases.
Contributed to applications that secured billion-dollar government contracts and boosted company revenue. A motivated and reliable engineer, and a team player with a passion for delivering impactful outcomes.
Open to connect: collaborations & new opportunities
Experiences
Back End Developer at Pensieve Technology
December 2022 – Present · Indonesia
- Build and optimize backend systems that process over 14 billion data points daily.
- Automated data ingestion with ClickHouse, PostgreSQL and Cron, optimizing processing performance.
- Developed and maintained software applications, including unit tests and end-to-end tests.
- Developed web scraping and action bots using the Playwright automation framework.
- Work closely with Product Managers and UI/UX Designers to make sure user needs are met and both backend and frontend systems work smoothly together.
- Implemented and maintained scalable database schemas using PostgreSQL, ClickHouse, Liquibase, and Sequelize ORM.
Technology & Tools used: Node.js, Python, PostgreSQL, ClickHouse, Sequelize, Liquibase, Playwright.
Supervisor Trainee at PT Indomarco Prismatama
April 2021 – April 2022 · Indonesia
- Supervised the procurement and distribution of resources to every department in the branch office.
- Managed and maintained the company’s assets, facilities, and services.
- Managed the budget for general affairs operations, ensuring optimal allocation of resources.
Technology & Tools used:
Geophysicist Intern at PPPTMBG Lemigas
July – August 2019 · Indonesia
- Developed a subsurface model for the West Timor Area, Nusa Tenggara Timur, using gravity data.
Technology & Tools used:
Educations
- Hacktiv8: Full Stack JavaScript Immersive (Grade A) (July – October 2022), Indonesia
- Universitas Pertamina: Bachelor of Engineering in Geophysical Engineering (GPA 3.40) (2016 – 2020), Jakarta, Indonesia
Skills
Programming Languages: JavaScript, TypeScript, Python
Library / Framework / Services: Node.js, GraphQL, REST API, PostgreSQL, MySQL, ClickHouse, MongoDB, Redis, JanusGraph, Elasticsearch, Supabase, Next.js, React, React Native, Vue.js
Tools: AWS, DigitalOcean, Docker, Kubernetes, Kafka, WebSocket, Apollo, Jest, Playwright, Expo, Git, Bitbucket, Jira