Senior Product Engineer II — AI-Powered SaaS Apps

BitSight; Lisboa; Hybrid; EUR 45,000 - 65,000; Full time

Benefits offered by this job

Equity grant

Incentive program

Job summary

Bitsight is seeking a Senior Product Engineer II for Apps in Lisbon, Portugal. You will collaborate with customers, product managers, and designers to identify problems, architect scalable SaaS solutions, and ship end-to-end features in a cloud environment using Python, React, SQL/NoSQL, Kubernetes, and AI-assisted tooling.

You should have 5+ years of software engineering experience, own a product surface, mentor others, and contribute to high-quality code and production reliability.

Qualifications

• 5+ years of professional software engineering experience, owning a product surface or feature end-to-end, mentoring other engineers, and leading technical and product discussions with confidence and humility.

Responsibilities

• Own product surface from problem to production, shaping scope with product managers and customers.
• Design, build, and ship scalable SaaS features in a cloud environment (Python, React, SQL/NoSQL, Kubernetes).
• Lead and participate in peer reviews, ensure production quality, and measure impact on target metrics.
• Promote AI-assisted development while maintaining architectural integrity.

Skills

Distributed Systems

Python

SQL/NoSQL

React

Kubernetes

AI-Accelerated SDLC

Product Discovery

CS Fundamentals

Mentoring

Leadership

Tools

Docker

Claude Code

Copilot

Cursor

Job description

Bitsight is seeking a Senior Product Engineer II for Apps in Lisbon, Portugal. You will collaborate with customers, product managers, and designers to identify problems, architect scalable SaaS solutions, and ship end-to-end features in a cloud environment using Python, React, SQL/NoSQL, Kubernetes, and AI-assisted tooling.

You should have 5+ years of software engineering experience, own a product surface, mentor others, and contribute to high-quality code and production reliability.