Ryan Nixon Salim

Building Technology and Solving problems

Indonesia, GMT+7

RX

About

Senior Software Engineer & Engineering Manager with 10+ years of experience focusing on web technologies—notably React, Next.js, and TypeScript. Adept at leading cross-functional teams, refactoring large-scale codebases, and improving developer workflows. Passionate about building high quality products and solving real problems that bring value to the business and users.

Work Experience

Sembly - Singapore
Remote

2021 - present

Engineering Manager

  • Led development of E2E GTM funnels, including Onboarding, Auth, Space Docking, Landing Pages, User Management, Space Creation, and Grouping.
  • Cut Deployment Time from 30min to 10min (300% improvement) by creating a CI/CD pipeline.
  • Implemented AI integration with LLMs to generate dynamic charts and data visualizations tailored to internal datasets, enhancing data-driven decision making.
  • Implemented Pull Request Preview links via AWS Amplify, enabling unique preview environments per PR, which improved code review efficiency and accelerated feedback cycles.
  • Refactored the codebase to Hybrid Next.js for SSR + SPA capabilities, improving SEO and metadata support.
  • Managing a team of 6 engineers (3 backend, 3 frontend) in a lean startup environment.
  • Oversee sprint planning, code reviews, performance evaluations, and collaborative roadmapping with stakeholders.
  • Initiated TypeScript adoption, reducing runtime errors and strengthening type safety.

Traveloka - Singapore
Remote

2020 - 2021

Lead Frontend Engineer - Corporate Technology

  • Cut finance team reconciliation time by 75%, reducing it from weeks to days and eliminating substantial manual effort.
  • Built a query builder using Dgraph to simplify data queries and reconciliation for the Finance team.
  • Led a team of 2 frontend engineers focused on Finance Reconciliation Tools.

Software Engineer Frontend

  • Developed an end-to-end hotel booking flow from search to booking and payment. Become no 1 Hotel booking platform in Indonesia, drives millions dollars in revenue.
  • Implemented map-based search with clustering, increasing hotel booking conversion rate by 23%.
  • Developed internal hotel supply tool (TERA) for inventory management, reducing hotel acquisition time from weeks to a single day for onboarding new partners.

BINUS University

2011 - 2014

Software Laboratory Assistant

  • Nominated as Best Teaching Assistant in 2013.
  • Tutored hundreds of students in Java, Javascript, C, data structures, etc.

Education

BINUS University, Jakarta

2009 - 2014
Double Degree, Bachelor of Science in Management and Information Systems

Core Skills

  • Front-End: React, Next.js, TypeScript, Tailwind CSS, WebSocket, Redux, Quill.js
  • Back-End & Infrastructure: Node.js, AWS, Docker, GitHub Actions, WAF
  • Databases: PostgreSQL, MySQL, Redis
  • LLM/AI: OpenAI API integration, Anthropic API integration, Workflows, Function Calling (Tools), Prompt Engineering
  • Dev Tools & Testing: Storybook, Jest, ESLint, CI/CD
  • Leadership & Agile: Team building, Project planning, Code reviews, Scrum

Languages

  • English (Fluent)
  • Indonesian (Fluent)
  • Mandarin (Basic)