Closer Consulting
Closer Consulting

Desenvolvedor de back end

April 22, 2025
Full-time
Remote · Lisboa, Lisbon, Portugal
Entry level
Back-end Developer
Apply now

Mutual Respect, Empathy, Innovation, and Professional Pride. Do you see yourself within these values?

Founded in 2006 with the mission "To Challenge Complexity", Closer Consulting is a Data Science company specializing in Business Intelligence, Advanced Analytics, and Artificial Intelligence.

Developing projects in the most diverse industries – Banking, Telecommunications, Healthcare, Retail, Energy, Insurance, and Aviation, among others –, we have created an environment where the brightest enquiring minds feel at home, providing our people with the means, opportunities and support they need to thrive and innovate.

We are looking for a Senior Backend Developer skilled eager to take on new challenges in a fullremote work model.

As a Backend Developer for our AI platform, you’ll be a key contributor to building and scaling our backend infrastructure. You’ll work with cutting-edge Azure cloud services, AI integrations (Azure OpenAI), and telephony platforms (Twilio/VoxImplant) to deliver a seamless, high-performance experience for our users.

This role is perfect for someone who thrives in fast-paced, agile environments and wants to shape the future of AI-powered customer service.

Key Responsibilities

✔ Develop & Scale Backend Architecture

  • Build robust, scalable microservices using Azure Function Apps and REST APIs.
  • Optimize Cosmos DB for live data and user profiles.

✔ Integrate AI & Telephony

  • Implement Azure OpenAI and Azure AI Studio for AI-driven search and response features.
  • Connect telephony systems (Twilio/VoxImplant) for smooth customer interactions.

✔ Platform Innovation

  • Collaborate on architecture design to improve scalability and performance.
  • Ensure seamless integration with our AI call agent platform.

Tech Stack

Core Requirements

  • Azure Cloud: Functions, Cosmos DB, API Management, OpenAI, AI Studio.
  • Languages: Python, JavaScript, C#.
  • Telephony: Twilio or VoxImplant (experience with either).

Nice-to-Have

  • Experience with AI/ML model deployment.
  • Familiarity with CI/CD pipelines (Azure DevOps/GitHub Actions).

Who We’re Looking For

  • Experience: Proven backend development track record (microservices, REST APIs, cloud platforms).
  • Problem-Solver: Strong debugging skills and attention to detail.
  • Culture Fit: Entrepreneurial mindset, thrives in startup environments.
  • Communication: Fluent English (written/spoken) B2+/C1.

We Believe We Are The Ones To, By

  • Providing a multidisciplinary Team.
  • Giving a home office kit with everything you need to perform remotely.
  • Ensuring a career plan alongside professional growth.
  • Providing you with a custom training plan.
  • Helping you reach happiness.

Oh… And By The Way, We Also Have

  • Several challenging complex projects.
  • Stimulating teams and leaders.
  • World-class Clients and Partners.

If you believe in this match as much as we do, send us your CV to barbara.jacinto@closer.pt and reach the closer side of life.

Closer is a company that values diversity and inclusion. We are committed to fostering an environment where everyone is treated with dignity and respect, regardless of race, gender, beliefs, sexual orientation, physical or mental disability, or other personal characteristics.

At Closer, we embrace the unique perspectives and experiences that everyone brings, and we believe that it is a fundamental driver for the success we've achieved.