HELLO WORLD, I AM
SALAM BADAR
Backend & AI Engineer | Full Stack Engineer (React & Node.js)
Full Stack Engineer specializing in modern web applications using React & Next.js, paired with 3+ years of backend API architecture and AI model training.
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Role: Backend Engineer & AI Systems Developer
Primary Stack: TypeScript, AI Engineering, Python, MongoDB, AWS
Focus: REST APIs, AI System Building & Model Fine-Tuning
Location: Bandung, Indonesia
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Full Stack Engineer and Certified AI Engineer with 3+ years of professional experience building complete web applications using React, Next.js, Node.js, and TypeScript. Beyond frontend & backend engineering, I specialize in end-to-end AI Engineering — designing, training, and fine-tuning custom AI models (BERT correctors, OCR pipelines, LLM fine-tuning) and embedding them into production web applications.
Multidisciplinary Background
My background in theatre, performing arts, and editorial script refining gives me a unique perspective on technical storytelling, creative problem solving, dynamic adaptability, and seamless cross-functional team collaboration.
Full Stack & Frontend Engineering
React.js
AdvancedNext.js (App Router)
AdvancedTypeScript
AdvancedJavaScript (ES6+)
AdvancedTailwind CSS & UI
AdvancedAI Engineering & Model Training
Custom AI System Building & Training
AdvancedLLM & BERT Fine-Tuning
AdvancedHugging Face & Transformers
AdvancedOCR & NLP Pipelines
AdvancedPython, PyTorch & FastAPI
AdvancedBackend & Databases
Node.js / Express
AdvancedMongoDB (Aggregations)
AdvancedMySQL & PostgreSQL
IntermediateRedis / In-Memory Queue
IntermediatePHP / Laravel
IntermediateCloud Services & Architecture
Firebase
AdvancedAWS Cloud Infrastructure
IntermediateScalable REST API Architecture
AdvancedTechnical Documentation & Agile
AdvancedSolusi Cipta Integrasi
- •Developed responsive full stack web applications using React, TypeScript, Node.js, and MongoDB.
- •Architected and developed scalable REST APIs and microservices to power core product features.
- •Built and fine-tuned AI models into production systems, bridging machine learning model training with full stack web architecture.
- •Designed complex MongoDB aggregation pipelines and database architectures to support efficient data operations.
- •Built real-time queue and service-management systems to support reliable asynchronous processing.
Diomedia
- •Edited and refined scripts prior to publication and printing, ensuring accuracy and consistency of final content.
- •Performed detailed proofreading of grammar, spelling, punctuation, and formatting, strengthening editorial quality standards.
Simart - Sistem Informasi & Manajemen RT
Full Stack Neighborhood Management System (React & Laravel)
High-availability neighborhood information and management full stack application built with React, PHP Laravel, TypeScript, and Redis.
OCR Indonesian Document Corrector
Fine-tuned BERT & Auto-Correction OCR Engine
Built, trained, and fine-tuned BERT and LLM models for auto-correcting OCR output on Indonesian documents, deployed on HuggingFace Spaces.
Fufufafa Semantic Search & RAG Chatbot
Vector Search & LLM Reranking Comment Retrieval System
AI-powered contextual search chatbot leveraging FAISS vector indexing, Sentence Transformers, and LLM reranking (Gemini & Cross-Encoder) for fast and accurate comment retrieval.
Academic Degrees
Bachelor of Literature
Sebelas Maret University (UNS)
- •Complemented formal studies with self-directed learning in computer science fundamentals, software engineering, and modern web development.
- •Developed strong analytical, communication, and technical writing skills.
Vocational Diploma, Software Engineering
SMKN 4 Bandung
- •Built foundational programming and computer engineering skills that shaped a long-term career path in software development.
Certifications
AI Engineer Certification
rubythalib.ai Academy • 2026
Backend Developer Certification
Dibimbing.id • 2022
LET'S BUILD SOMETHING TOGETHER.
Open for backend engineering, FullStack Engineering, and AI pipeline collaborations.