Indera Aji Waskitho, Developer in Jakarta, Indonesia
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Indera Aji Waskitho

Bio

Indera turns ideas into products with massive impact. Focused on transforming complex concepts into reliable, scalable systems, he helps teams launch faster and elevate user experience. With a proven track record in performance, architecture, and delivery, Indera builds solutions that drive meaningful, lasting outcomes.

Portfolio

Keeper Dating
TypeScript, React, Next.js, Node.js, NestJS, JavaScript, SQL, Redis
mHealthBank
Azure, JavaScript, C#, .NET, SQL, APIs, React Native, REST APIs...
Travorama
Azure, JavaScript, C#, .NET, .NET Core, SQL, Redis, React Native, Web Scraping...

Experience

  • JavaScript - 8 years
  • React - 6 years
  • SQL - 6 years
  • Next.js - 3 years
  • Node.js - 2 years
  • TypeScript - 1 year
  • NestJS - 1 year

Preferred Environment

JavaScript, Node.js, NestJS, TypeScript, React, Next.js

The most amazing...

...project was transforming a slow, confusing onboarding experience into a smooth, intuitive journey that made it far easier for millions of users to get started.

Work Experience

Full-stack Engineer

2025 - 2025
Keeper Dating
  • Enabled 5× faster iteration and reduced codebase size by 85% by leading front-end rebuild of 30+ step core onboarding system into a modular, type-safe architecture.
  • Increased system reliability for 1% users by designing a multi-tier data architecture (caching, validation, graceful degradation) for AI-driven metrics.
  • Improved perceived performance and responsiveness by implementing optimistic UI, deferred loading, and lazy rendering across core product surfaces.
  • Designed client-side state architecture with session persistence to support complex multi-step workflows with partial completion and conditional logic.
Technologies: TypeScript, React, Next.js, Node.js, NestJS, JavaScript, SQL, Redis

Full-stack Engineer

2020 - 2021
mHealthBank
  • Spearheaded the development of a vaccine booking feature and wearables integration, which contributed to a 40% increase in user acquisition.
  • Delivered end-to-end clinical and patient workflows (onboarding, EHR, teleconsultation) in a regulated, ISO-compliant environment serving 10,000+ users.
  • Resolved long-standing performance issues and refactored legacy code, resulting in an 80% reduction in delivery time and 5x improvement in load times.
  • Integrated external services, including payment gateway, chat (Sendbird), and video call (Twilio), leading to a 35% increase in doctors' service capacity and efficiency.
  • Enabled successful product launch under high failure conditions (60%) by designing a human-in-the-loop fallback system for teleconsultation workflows.
  • Improved development velocity and delivery predictability by introducing structured agile processes and roadmap planning.
  • Developed mobile apps for healthcare teleconsultation using JavaScript, React Native, and Redux.
Technologies: Azure, JavaScript, C#, .NET, SQL, APIs, React Native, REST APIs, Microsoft SQL Server, Payment APIs, SendBird, Twilio, Healthcare, React

Back-end Engineer

2015 - 2018
Travorama
  • Improved search UX from 5+ minute blocking waits to responsive, incremental results by introducing an async architecture with caching, polling, and parallelized airline data fetching.
  • Built travel booking infrastructure using C#, .NET, SQL database, and Redis, all deployed on the Azure cloud.
  • Built mobile applications for travel activity booking using JavaScript, React Native, Redux, and Sentry.
Technologies: Azure, JavaScript, C#, .NET, .NET Core, SQL, Redis, React Native, Web Scraping, API Integration, REST APIs, Microsoft SQL Server, Payment APIs

Experience

Keeper | AI-driven Marriage Matchmaking Platform

https://keeper.ai/
A platform with over 1.5 million users, driven by AI to match users with others meeting their standards.

The back-end utilized RESTful APIs using NestJS and a SQL database, maintained in AWS/GCP. The website uses TypeScript, React, Next.js, and Material UI.

mHealthBank | HIPAA-compliant E-hospital Ecosystem

A healthcare ecosystem with mobile apps, a dashboard, and secure HIPAA-compliant EHR, enabling hospital digitalization and teleconsultation.

The back end utilized RESTful APIs using C#, .NET, and SQL database, maintained in Azure. The hospital dashboard used JavaScript, React, Redux, and Kendo UI. It also integrated with external services, including payment gateways, SendBird for chat, and Twilio for video calls.

Travorama | Travel Ticketing and Booking Platform

A website and mobile app platform that enables users to book flight tickets, accommodations, and travel activities.

The back-end infrastructure was developed using C#, .NET, SQL database, and Redis, all deployed on the Azure cloud. Its mobile applications were built on JavaScript, React Native, Redux, and Sentry. Most of its services were supported by integrating 3rd-party APIs, such as payment gateways and flight/accommodation inventory providers.

Education

2010 - 2014

Bachelor's Degree in Electrical Engineering

Bandung Institute of Technology (ITB) - Bandung, Indonesia

Certifications

AUGUST 2024 - PRESENT

AWS Solutions Architect Associate Accelerator

Amazon Web Services

Skills

Libraries/APIs

React, Node.js, React Redux, REST APIs, API Development, Azure Blob Storage API, Interactive Brokers API, React Navigation, SendBird, Twilio API, TWS API, Google Sheets API, YouTube API, Back-end APIs, CheerioJS, Puppeteer, Context API

Tools

Git, GitHub, Bitbucket, Trello, Slack, JSX, Jira, Figma, Expo, Expo.io, Notion, Google Sheets, Notion API

Languages

JavaScript, C#, SQL, C#.NET, TypeScript, CSS, HTML, Python, GraphQL, HTML5

Frameworks

Express.js, .NET, .NET Core, React Native, ASP.NET Core, Redux, ASP.NET, ASP.NET Core MVC, Next.js, NestJS, Jest, Material UI, Tailwind CSS

Paradigms

Object-oriented Programming (OOP), Requirements Analysis, Mobile Development, REST, Best Practices, DevOps

Platforms

Azure, Amazon Web Services (AWS), Google Cloud Platform (GCP), Visual Studio Code (VS Code), Mobile, Software Design Patterns, Twilio, Docker, Firebase, AWS Lambda, iOS, Android, YouTube, Algolia, Vercel

Storage

MySQL, PostgreSQL, Relational Databases, Amazon S3 (AWS S3), Azure Websites, Microsoft SQL Server, Azure SQL, Azure SQL Databases, Azure Table Storage, SQLite, NoSQL, Redis, MongoDB, Cloud Firestore, Elasticsearch

Industry Expertise

Healthcare

Other

Software Engineering, APIs, Web Crawlers, Scraping, Web Scraping, Data Scraping, Back-end, Technical Leadership, Amazon RDS, API Integration, Integration, Optimization, Software Development, Cloud, Airtable, Back-end Development, Front-end Development, Payment APIs, Web Development, Mobile Apps, RESTful Services, Internet Information Services (IIS), Front-end, SDKs, Architecture, Software Architecture, Full-stack, Software Design, Cloud Platforms, User Interface (UI), Stock Trading, Healthcare IT, CI/CD Pipelines, eCommerce APIs, Game Development, TradingView, eCommerce, React Native Navigation, Full-stack Development

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