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Defined.ai

Full Stack Software Engineer - Internship

Defined.ai
Portugal · Full-time · Internship

Description

Who is Defined.ai? Well, from a technical point of view, we leverage the power of a global crowd to provide some of the world’s biggest companies with the high-quality data they need to power their artificial intelligence. We’re instrumental to the progression and development of artificial intelligence and we couldn’t be prouder or more inspired to be involved in an industry that is changing the world.

From a personal point of view, we’re a group of big thinkers, high achievers and creative problem solvers. We bond over our shared love of software engineering, data science, and strong coffee. We like online gaming, running marathons, and team drinks. We celebrate authenticity and diversity and we’re invested in what we do. Our mission? World domination, obviously!

What will you do?

  • Contribute to the development of web-based experiences under the guidance of experienced software engineers.
  • Participate in learning sessions to understand software architecture decisions and their impact on engineering and business objectives.
  • Collaborate with team members - including UX/UI design, marketing, product management, and engineering - to help implement features for our internal and external customers.
  • Assist with turning design ideas into functional, accessible, and responsive web solutions, with support from the team.
  • Learn about and follow established standards and best practices within our client’s software processes.
  • Take part in code reviews, pair programming, or mentorship sessions to continually develop your technical skills.
  • Explore and practice using new development tools and technologies, applying feedback and guidance from your mentors.
  • Deliver assigned tasks and small features with increasing independence as your skills grow.

Who are we looking for?

Do you have the drive to work in an innovative and ambitious environment?

We’re looking for someone with a determined and proactive mindset, someone inspired and passionate to help us achieve our goals. Our successful candidate is a strong critical thinker, reliable and transparent, with an ability to learn and communicate. We’re looking for someone special to contribute to our unique culture.

What Should Our Interns Have

  • BSc (studying) Computer Science or related field;
  • Willingness to learn (Growth Mindset);
  • Good communication skills;

A plus:

  • Experience with C# or Java in the context of web development;
  • Knowledge of one front-end framework;
  • Knowledge of micro-service architectures;
  • Knowledge of REST API's as well as SQL and NoSQL databases;

Benefits

You Spend a Lot Of Your Time At Work, So It Should Be Challenging, Fun And Interesting. At Defined.ai It Will Be All Of Those Things And More. Here’s What We Offer

  • Flexible working schedule and hybrid model. We know comfort can boost creativity and performance, so you can manage your schedule and work both from one of our modern office spaces or home.
  • Excellent career development opportunities in a high growth company. With us, you can accomplish your career goals and follow a well-described career path with the support of your supervisor.
  • Culture of feedback and continuous improvement. AI is a fast-paced area, so we keep track of tech trends, and we always ask for feedback.
  • An international and diverse team. We have more than 30 nationalities at our 3 locations, and we provide language classes.
  • Continuous training opportunities. You can choose from many options: leveraging hand-on workshops, unlimited access to Udemy and formal development opportunities.
  • We love to have fun together. We joke a lot, and we can't imagine work without fun activities – we already surfed, raced carts and played soccer together.

About Us

Defined.ai offers a platform with multiple data delivery options that leverages machine learning technology and human intelligence to deliver quality-guaranteed training data for AI systems. The platform offers self-service and fully customizable solutions that deliver high-quality project-specific training data, enabling AI products reach market quicker. It is this business model that has allowed Defined.ai to raise a total of $63.6M in funding over 4 rounds. Our value proposition is quality, privacy, speed and scale, covering more than 50 different languages. With strong expertise in speech and natural language processing technologies, we have been serving AI companies and Fortune 500 companies since day one. Defined.ai was founded in Seattle and has an office in Lisbon.

Key Skills

Ranked by relevance

ai artificial intelligence natural language processing machine learning responsive nosql java sql c
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Posted
Jul 31, 2025
Type
Full-time
Level
Internship
Location
Lisboa
Company
Defined.ai

Industries

Information Technology & Services

Categories

Engineering Information Technology

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