Software Engineer

About the Role

Join a small, fast-moving engineering team at a seed-stage AI voice platform company building the infrastructure that powers thousands of automated customer conversations every day. This is a high-impact, end-to-end ownership role — you'll work directly alongside customers, shape core architecture decisions, and ship meaningful product experiences in an AI-first, communications-enabled environment. You'll be part of a driven, low-ego team working on-site in Berlin.

What You'll Do

• Work closely with customers to deeply understand their problems and design product experiences that solve real challenges.

• Build scalable backend infrastructure capable of handling thousands of AI-driven phone calls per day.

• Create intuitive, AI-first user experiences that set a new standard for human–machine interaction.

• Own high-stakes projects end-to-end — from initial concept through production deployment and post-release support.

• Contribute to core architectural decisions that shape the platform's future.

What We're Looking For

Required

• 2+ years of professional software engineering experience.

• Strong PostgreSQL experience, including complex queries, performance tuning, and optimization.

• Proven experience designing scalable backend architectures and making core product and architectural decisions.

• Experience with scalable async processing or real-time processing systems.

• Hands-on experience building products for AI-first or communications-enabled platforms.

• Demonstrated ability to take a product from 0 to 1 and own it through production.

• Strong cross-functional collaboration skills — able to translate customer problems into product solutions.

• Familiarity with TypeScript, React, Node.js, and Python .

• Willingness to work on-site in Berlin, Germany .

Nice to Have

• Familiarity with Temporal.io, Twilio, or Modal .

• Experience with voice infrastructure or telephony systems.

• Background at a startup or high-growth technology company.

Compensation & Benefits

• Salary: €75,000 – €160,000 per year, depending on experience.

• Visa sponsorship is available.

Location

This role is on-site in Berlin, Germany . Candidates must be willing and able to work from the Berlin office. Remote work is not available for this position.