Senior Full Stack AI-first Saas Engineer
5Blue Software · Remote · Ukraine · Romania · Poland · Sweden · Portugal · Slovakia · Bulgaria · Latvia · Croatia · Slovenia · Denmark · Spain · Czechia ·
COMPENSATION
€•• – ••k
Listed on the employer's job board (Ashby)
- Senior Full Stack Role
- Fully Remote (Global)
- React + TypeScript + Node.js
- AI-First Development
- B2B SaaS Product
Join a distributed engineering team building a B2B SaaS platform that automates security, compliance, and AI governance workflows. You will take ownership of features from design to production, leveraging AI tools to accelerate development while maintaining high engineering standards.
The role requires strong full-stack capabilities with a focus on creating intuitive React interfaces and robust Node.js backend services. You will collaborate closely with product and engineering peers across Europe, Israel, and South Africa.
What you'll do
- Build and deliver end-to-end features using React, TypeScript, and Node.js
- Develop scalable frontend experiences for complex B2B workflows
- Implement backend services, APIs, and third-party integrations
- Integrate AI-powered features into the live product
- Use AI-assisted tools like Claude Code for debugging and refactoring
- Manage CI/CD and DevOps aspects for your features
- Participate in system design and architectural decisions
- Collaborate with distributed teams in Agile ceremonies
What you'll need
- 5+ years of professional software development experience
- Strong proficiency in TypeScript and Node.js
- 2+ years of professional experience with React
- Experience with Express, Fastify, or similar API frameworks
- Production experience with microservices architecture
- Familiarity with AWS, GCP, or Azure cloud providers
- Hands-on experience with PostgreSQL and MongoDB
- Proven track record shipping AI-powered features in production
- Strong spoken English for technical discussions
- Background in product or SaaS companies preferred
Nice to have
- Experience with LangChain or LangGraph
- Proficiency in Python
- Knowledge of Docker and Kubernetes
- Computer Science or Software Engineering degree
- Experience as a frontend champion in full-stack teams
Stack
- React
- TypeScript
- Node.js
- Express
- Fastify
- AWS
- PostgreSQL
- MongoDB
- Claude Code
How you'll work
- Fully remote position
- Distributed team across Europe, Israel, and South Africa
- Flexible work environment
What you get
- Premium medical insurance
- 1:1 English language classes
- 18 days annual vacation
- 7 days sick leave without doctor's note
- Equipment provided
- Accounting support in Ukraine and Poland
- Flexible payment system with multiple withdrawal options