Telecommunications

NFON

201-500

Portugal

## Your new role

As a (Senior) AI Engineer (all genders) you will play a key role in the development and optimization of customized GenAI, chatbot, and voicebot solutions, ensuring seamless integration into existing systems. In addition, you will apply your technical expertise in developing new and standardized AI-powered products and features.  

## The work you‘ll do

* Analyze customer requirements and develop tailored AI-based Chatbot and Voicebot solutions in close collaboration with our clients.
* Apply excellent Python programming skills – ideally complemented by JavaScript – as well as your experience with software development processes (e.g., Agile, Scrum) will support you in implementation.
* Use Prompt Engineering to make our solutions smarter and more efficient.
* Integrate customized applications into existing customer system landscapes – such as CRM, ERP, or Contact Center systems – and use APIs (e.g., for integrating external providers).
* Conduct workshops and training sessions and accompany projects from concept to go-live, including troubleshooting complex support cases.
* Work closely with internal and cross-country teams, document your work thoroughly, and advise your customers on complex technical issues.

## The qualifications you need

* Hold a Bachelor’s degree in Computer Science — ideally with a focus on Artificial Intelligence — or bring an equivalent qualification or relevant professional experience.
* Demonstrate proficiency in Python (ideally also JavaScript) and a strong understanding of modern AI concepts such as LLMs, function calling, RAG, Text-to-Speech, and Speech-to-Text.
* Bring hands-on experience in full-stack development and in building generative AI solutions, including chatbot and voicebot technologies.
* Apply Prompt Engineering to continuously enhance the performance and accuracy of AI-driven applications.
* Bring experience in customer-facing roles, combining strong advisory skills with the ability to understand requirements and deliver solution-oriented, partnership-focused guidance.
* Demonstrate familiarity with modern software development processes and tools, including Git, debugging, testing, and documentation.
* Communicate confidently in English (C1 or native level).
* Work in a structured, analytical, and independent manner while maintaining a strong team spirit and communication mindset.
* Knowledge in telecommunications (e.g., PBX, Contact Center Systems, UCaaS, SIP, VoIP, NGN) is a plus.

## What we can offer you

* An unlimited fixed-term contract
* Flexible working hours and the option to work hybrid (2 days/week in the office)
* Cozy and large workplaces with modern equipment and cordial colleagues in Lisbon (Barata Salgueiro 37) – super central
* Funding of educational trainings and Rosetta Stone language courses
* Additional vacation days (25 instead of 22)
* One of the best health Insurance with great coverage (including family members — free of charge (after probation period)
* Meal allowance card and Pizza discounts
* Subsidy of Urban Sports Membership
* Public transportation subsidy
* Choose your preferred device: Windows Laptop or MacBook
* Regular team and company events
* Fruits and beverages in Office
* Referral Programmes - Earn up to €3,000 bonus by referring top talent!

Employee

Professional / Experienced

<h2 id="your-new-role">Your new role</h2>
<p>As a (Senior) AI Engineer (all genders) you will play a key role in the development and optimization of customized GenAI, chatbot, and voicebot solutions, ensuring seamless integration into existing systems. In addition, you will apply your technical expertise in developing new and standardized AI-powered products and features.  </p>
<h2 id="the-work-youll-do">The work you‘ll do</h2>
<ul>
<li>Analyze customer requirements and develop tailored AI-based Chatbot and Voicebot solutions in close collaboration with our clients.</li>
<li>Apply excellent Python programming skills – ideally complemented by JavaScript – as well as your experience with software development processes (e.g., Agile, Scrum) will support you in implementation.</li>
<li>Use Prompt Engineering to make our solutions smarter and more efficient.</li>
<li>Integrate customized applications into existing customer system landscapes – such as CRM, ERP, or Contact Center systems – and use APIs (e.g., for integrating external providers).</li>
<li>Conduct workshops and training sessions and accompany projects from concept to go-live, including troubleshooting complex support cases.</li>
<li>Work closely with internal and cross-country teams, document your work thoroughly, and advise your customers on complex technical issues.</li>
</ul>
<h2 id="the-qualifications-you-need">The qualifications you need</h2>
<ul>
<li>Hold a Bachelor’s degree in Computer Science — ideally with a focus on Artificial Intelligence — or bring an equivalent qualification or relevant professional experience.</li>
<li>Demonstrate proficiency in Python (ideally also JavaScript) and a strong understanding of modern AI concepts such as LLMs, function calling, RAG, Text-to-Speech, and Speech-to-Text.</li>
<li>Bring hands-on experience in full-stack development and in building generative AI solutions, including chatbot and voicebot technologies.</li>
<li>Apply Prompt Engineering to continuously enhance the performance and accuracy of AI-driven applications.</li>
<li>Bring experience in customer-facing roles, combining strong advisory skills with the ability to understand requirements and deliver solution-oriented, partnership-focused guidance.</li>
<li>Demonstrate familiarity with modern software development processes and tools, including Git, debugging, testing, and documentation.</li>
<li>Communicate confidently in English (C1 or native level).</li>
<li>Work in a structured, analytical, and independent manner while maintaining a strong team spirit and communication mindset.</li>
<li>Knowledge in telecommunications (e.g., PBX, Contact Center Systems, UCaaS, SIP, VoIP, NGN) is a plus.</li>
</ul>
<h2 id="what-we-can-offer-you">What we can offer you</h2>
<ul>
<li>An unlimited fixed-term contract</li>
<li>Flexible working hours and the option to work hybrid (2 days/week in the office)</li>
<li>Cozy and large workplaces with modern equipment and cordial colleagues in Lisbon (Barata Salgueiro 37) – super central</li>
<li>Funding of educational trainings and Rosetta Stone language courses</li>
<li>Additional vacation days (25 instead of 22)</li>
<li>One of the best health Insurance with great coverage (including family members — free of charge (after probation period)</li>
<li>Meal allowance card and Pizza discounts</li>
<li>Subsidy of Urban Sports Membership</li>
<li>Public transportation subsidy</li>
<li>Choose your preferred device: Windows Laptop or MacBook</li>
<li>Regular team and company events</li>
<li>Fruits and beverages in Office</li>
<li>Referral Programmes - Earn up to €3,000 bonus by referring top talent!</li>
</ul>


(Senior) AI Engineer (all genders)

Account Manager AI Sales (all genders)

AI Consultant Engineer (all genders)

AI Engineer (all genders)

Head of Infrastructure (all genders)

NFON logo

Google {privacyLink} and {termsLink} apply.

Benefits

Media

We don't have any open positions at the moment

No available jobs

Offices

Open positions

Values

Videos

Do you have a question?

Spontaneous Application

We’ll send a link to this job to your email.

No time? Just apply later

We are reviewing your account. Once our managers approve it, candidates will be able to apply for this job.

Changes are not visible until you publish your job.

This is a preview of your job ad.

Interested?

The job {jobTitle} was archived or the deadline has passed.

This job is no longer available

Recruiting Team

Our other open positions

We no longer accept spontaneous applications

Are you a talented professional seeking your next career adventure? At {companyName}, we appreciate proactive individuals who can bring a fresh perspective to our team.

While we may not have an immediate job opening that precisely matches your needs, your distinctive experiences and talents might be an excellent fit for us in the future.

To submit your spontaneous application, please use the application form on the right to upload your CV and cover letter. Ensure that you mention your desired position in the cover letter.

Rest assured, our dedicated recruiting team will reach out to you once they identify a role that aligns perfectly with your skills and aspirations.

How to apply

Looking for a job at {companyName}? JOIN works directly with {companyName} to bring you all their open positions. Apply now with JOIN.com.

Jobs at {companyName}. Browse all open positions and become part of our team! Open positions: {jobsCount}

Jobs at {companyName}. Browse our open jobs and join us! We currently have {jobsCount} available jobs. Step up your career and apply today!

Jobs at {companyName}. Browse all our open positions and become part of our team! We have currently {jobsCount} jobs available. Apply today to join us!

Jobs at {companyName}. Browse all open positions and become part of our team! We are currently looking for {jobsCount} additions to our company. Apply today!

Jobs at {companyName}. Browse all open positions and become part of our growing team! We are currently looking for {jobsCount} additions to our company. Apply today!

Jobs at {companyName}. Browse all our open positions and become part of our growing team! We are currently looking for {jobsCount} additions to our company. Apply today!

Browse all our open positions and become part of our team! We are looking for {jobsCount} additions to our company. Take the next step in your career and apply today!

No suitable positions available at {companyName}? Don't wait! Submit a spontaneous job application today and unlock your career possibilities tomorrow.

Our other open positionsView all open positions

Account Manager AI Sales (all genders)

AI Consultant Engineer (all genders)

AI Consultant Engineer (all genders)

AI Engineer (all genders)

Head of Infrastructure (all genders)

Our other open positions
View all open positions