About the role
As a Full Stack Software Engineer at JustPaid, you'll be at the forefront of building innovative financial automation technology. You'll work on both frontend and backend systems that process millions of transactions and help businesses automate their most complex billing workflows.
This is a high-impact role where you'll have the opportunity to architect solutions, implement new features, and directly influence the product direction. You'll work closely with our AI team to integrate machine learning capabilities that make financial operations seamless for our users.
We're looking for someone who thrives in a fast-paced startup environment, enjoys solving complex technical challenges, and wants to make a meaningful impact on how businesses handle their finances.
What you'll do
Design, develop, and maintain scalable web applications using modern technologies
Build and integrate APIs for financial data processing and automation
Collaborate with cross-functional teams to implement new features and improvements
Work with AI/ML models to enhance billing automation capabilities
Optimize application performance and ensure high availability
Write clean, maintainable code with comprehensive testing
Participate in code reviews and contribute to engineering best practices
Debug and resolve complex technical issues across the full stack
What we're looking for
3+ years of experience in full-stack web development
Proficiency in JavaScript/TypeScript, React, Node.js
Experience with databases (PostgreSQL, MongoDB) and cloud platforms (AWS, GCP)
Knowledge of RESTful APIs, GraphQL, and microservices architecture
Familiarity with containerization (Docker) and CI/CD pipelines
Understanding of financial systems or fintech experience is a plus
Experience with AI/ML integration and data processing preferred
Strong problem-solving skills and attention to detail
Excellent communication and collaboration abilities
Bachelor's degree in Computer Science or equivalent experience
Our tech stack
FRONTEND
React, Next.js, TypeScript, Tailwind CSS
BACKEND
Node.js, Python, Express, FastAPI
DATABASE
PostgreSQL, MongoDB, Redis
CLOUD
AWS, Docker, Kubernetes
AI/ML
TensorFlow, PyTorch, OpenAI APIs
TOOLS
Git, GitHub Actions, Vercel, DataDog