Software Engineer

Vocca

Software Engineer responsible for end-to-end ownership of technical stack at an AI startup. Building reliable healthcare-grade systems and scalable platforms for voice agents.

Posted 4/12/2026full-timeParis • 🇫🇷 FranceMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

Cloud

About the role

Key responsibilities & impact

You’ll own our technical stack end-to-end, from core services to user-facing dashboards, working hand-in-hand with the founders, design, and growth.
Designing healthcare-grade systems that are fast, reliable, and secure.
Scaling Vocca's platform to millions of calls across thousands of medical practices.
Building the foundation for how engineering is done at Vocca, from architecture to tooling to culture.
Set the bar for quality, velocity, and impact.
Get onboarded into our stack, ship your first improvements in product or infrastructure within 1 week.
Take ownership of a feature from spec to production within 1 month.
Propose a technical vision for how our platform should evolve.
Deliver improvements to developer tooling and observability within 3 months.
Lead the design and rollout of a modular architecture that supports multiple clients within 6-12 months.
Put a new AI-powered voice agent into production for a clinic and ensure reliability at scale.
Establish Vocca's engineering culture: code reviews, documentation, and technical decision-making principles.
Start shaping the future engineering team (mentorship, recruitment).

Requirements

What you’ll need

You’re a T-shaped engineer: strong in backend (APIs, infra, data) with solid frontend fundamentals OR a great UI eye, frontend expertise and interest in backend
You love full ownership: from architecture to deployment to monitoring.
You hold your work to exceptionally high standards and care about reliability, not just speed.
You think simplicity is what makes software scale: you ship fast, but always with maintainability in mind.
You’re curious about AI, voice, and healthcare, and want to apply your skills to a meaningful problem.
It’s a plus if you have experience in early-stage startups or B2B SaaS.
Know cloud platforms, databases, and DevOps practices.
Have strong opinions on architecture and scalability, but can also execute quickly.
Have worked on real-time systems, agents, or healthcare products.

Benefits

Comp & perks

An entrepreneurial adventure, with a supportive, high-energy, execution-focused team
A product already live, with delighted customers in a fast-growing market (healthcare automation, voice AI)
A true scaling phase, with everything still to build
Real responsibilities from day one
An attractive package + BSPCE

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

backend developmentAPIsinfrastructuredata managementfrontend developmentreal-time systemsAI-powered systemsmodular architectureDevOps practicesscalability

Soft Skills

ownershiphigh standardsreliabilitysimplicitycuriositymentorshiprecruitmenttechnical decision-makingcommunicationcollaboration