Software Engineer - Outbound Campaigns

Aircall is hiring a Software Engineer - Outbound Campaigns in Madrid, Spain. Level rates it ; you can apply on Aircall.

Level's read on this job

On Level's scale, this software engineer role is Works on AI ●●●○: the daily work is on AI products, without building the model.
The posting mentions AI Voice Agent, software engineering and voice AI among its tools and skills.
Level classes it as a mid-level role.
Aircall has 76 other open roles on Level.

AI in this role

Software Engineer to build an ambitious new outbound campaigns product leveraging voice and AI technologies from the ground up.

ai-voice-agent

software-engineeringvoice-ai0-to-1-product-developmentdistributed-systems

Aircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. We’re redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless workspace.
Our momentum comes from a simple idea: help teams work smarter, not harder. Aircall’s AI Voice Agent automates routine calls, AI Assist streamlines post-call work, and AI Assist Pro delivers real-time guidance so people can do their best work. The result is higher revenue, faster resolutions, and teams that scale with confidence.
Aircall is headquartered in Paris, our European HQ, with a strong North American presence anchored in Seattle, our North American HQ, and teams across Madrid, London, Berlin, San Francisco, New York City, Sydney, and Mexico City. We’ve built a product customers love and a business that’s scaling quickly, backed by world-class investors and driven by rapid AI innovation across multiple product lines.At Aircall, you’ll join a company in motion. We’re ambitious, product-driven, and execution-focused, with visible impact, fast decisions, and real growth.
How we work at Aircall: We’re customer-obsessed, data-driven, and focused on delivering meaningful outcomes. We value ownership, continuous learning, and thoughtful speed. If you thrive in a collaborative, fast-moving environment where trust and impact matter, you’ll feel at home here.

About the role:

This role is open to both Mid-Level and Senior Software Engineers.

We are building a new team from the ground up to work on an ambitious new product in a fast-moving, competitive market. This product will leverage Aircall's core strengths in voice and AI to transform how sales teams operate—helping them work faster, smarter, and more effectively at scale.

As one of the first engineers on this team, you will have significant ownership and influence over the technical direction and product development.

We are looking for engineers with a 0-to-1 mindset who are excited to build products from scratch and thrive in ambiguous environments, as well as a strong growth orientation that drives them to evolve alongside the team—whether that means deepening their technical expertise or eventually stepping into technical leadership and management roles as we scale.

How we rate this

Software Engineer - Outbound Campaigns at Aircall rates 70 out of 100 for how much of the daily work is AI. That makes it Works on AI (AI Level 3 of 4). The level is about AI in the job, not seniority.

Classification

Works on AI. The daily work is on AI products, without building the model.

●●●● Builds AI80 to 100
●●●○ Works on AI60 to 79
●●○○ Uses AI40 to 59
●○○○ Little AI0 to 39

Levels come from how often the tools, models and workflows of the role are named in the posting itself. Read the description and count the AI tools, models and workflows it names.

Key facts

Software Engineer - Outbound Campaigns is an open job at Aircall.
Level rates this role AI Level 3 of 4: Works on AI.
The role is based in Madrid Office.
The job was posted on June 25, 2026.
Seniority: mid.
Applications are handled by Aircall. Apply on Aircall

Prepare for this job

Built from this posting and from similar jobs on Level.

Skills and AI tools this role asks for

Software EngineeringVoice AI0 To 1 Product DevelopmentDistributed SystemsAI Voice Agent

Also common in software engineer jobs at this level

Python AWS LLM Java AI agents TypeScript

Pay

Typical software engineer job: $168k

This posting doesn't list pay. Use the typical software engineer figure when pay comes up. See software engineer jobs

Questions you could be asked

Tell me about a project where software engineering was part of your work. What did you do?
Tell me about a project where voice ai was part of your work. What did you do?
Tell me about a project where 0 to 1 product development was part of your work. What did you do?
Tell me about a project where distributed systems was part of your work. What did you do?
Walk me through how you've used AI Voice Agent in your day-to-day work.

Adapt your resume

List these exact terms on your resume: Software Engineering, Voice AI, 0 To 1 Product Development, Distributed Systems, and AI Voice Agent. An applicant tracking system matches the wording, not the idea.
Attach one line of real, concrete experience to at least one of them. A tool named with nothing behind it rarely survives a human read.
Show where AI is part of your daily process, not a one-off project. This role expects it to be a running habit.

Want an expert to read your CV for this job?

Free. Send your CV and the role you want next. We reply by email within 2 to 4 business days.

Get a free CV review Get an express CV review Check your resume with the ATS resume checker

Get new software engineer jobs (Works on AI ●●●○ or higher) by email

One email a week with the new software engineer jobs (Works on AI ●●●○ or higher), each rated for how much AI is in the work. No recruiter spam, unsubscribe in one click.

Free. One email a week. Unsubscribe in one click.