Senior Full-Stack Developer (Python / React / GenAI)

Private Advertiser; Makati; On-site; PHP 1,200,000 - 2,000,000; Full time

Job summary

Private Advertiser in Makati, Philippines is seeking an experienced full‑stack developer to design, build and deploy web applications end‑to‑end. You will work with Python for backend services, React for frontend, SQL databases, API integrations, and LangChain/LLM workflows, in an Agile environment.

Strong communication and cross‑functional collaboration are essential. This role requires 3–5 years of experience, a Bachelor's degree, and hands-on effort across the stack from data processing

Qualifications

• Bachelor's degree in Computer Science, Information Technology, Engineering, or related field.
• At least 3–5 years of experience in full-stack development.
• At least 2+ years of experience in Python-based backend development.
• Proven experience building and deploying web applications end-to-end.
• Experience working with SQL databases and data processing pipelines.
• Experience with modern frontend frameworks, preferably React JS.
• Experience with API development/integration and backend services.
• Exposure to GenAI / LLM application development, preferably using LangChain and/or LangGraph.
• Experience working in Agile / Scrum delivery environments.
• Strong communication skills and ability to work with cross-functional teams.

Skills

Python

SQL

LangChain/LangGraph

React JS

API development

Agile/Scrum

Communication

Full-stack development

Education

Bachelor's degree in Computer Science, Information Technology, Engineering, or related field

Job description

QUALIFICATIONS

• Bachelor’s degree in Computer Science, Information Technology, Engineering, or related field
• At least 3–5 years of experience in full-stack development
• At least 2+ years of experience in Python-based backend development
• Proven experience building and deploying web applications end -to-end
• Experience working with SQL databases and data processing pipelines
• Experience with modern frontend frameworks, preferably React JS
• Experience with API development/integration and backend services
• Exposure to GenAI / LLM application development, preferably using LangChain and/or LangGraph
• Experience working in Agile / Scrum delivery environments
• Strong communication skills and ability to work with cross-functional teams

MUST-HAVE SKILLS & EXPERIENCE

Core Technical Skills:

• Python - Strong coding proficiency in Python for backend services, data processing, and application logic
• SQL - Ability to write complex queries, optimize performance, and work with relational databases
• LangChain / LangGraph - Hands‑on experience building LLM-powered workflows, agent‑based orchestration, or RAG‑style applications
• React JS - Experience developing responsive and user-friendly frontend applications
• Backend Development - Experience building and maintaining APIs, Function Apps, ETL / data pipelines

Development and Integration:

• Experience integrating frontend and backend components into a working application
• Understanding of application architecture, modular design, and reusable components
• Experience with testing, debugging, and troubleshooting

Enterprise Delivery Skills:

• Ability to work in a structured delivery setup with defined timelines and requirements
• Strong problem-solving and analytical skills
• Ability to translate business requirements into technical solutions

NICE-TO-HAVE SKILLS & EXPERIENCE

• Azure experience
• Azure OpenAI / AI application development
• RAG / LLM application experience
• Banking or financial services background
• Experience with secure and enterprise-grade application development