Junior Software Engineer (AI-First) — Attune

Junior Software Engineer (AI-First) — Attune
Setúbal
Setúbal, Setubal, Portugal

About Attune:

Attune ( is an AI-powered coaching product that helps people improve how they work with others by analyzing real conversations over time. Users upload meeting transcripts or message threads, and Attune identifies patterns and early signals in communication and collaboration, turning them into practical,
- aware coaching insights. The product is being built by a small, focused team and is currently in an early stage of development.

About Unlimit:

Attune is incubated by Unlimit ( an innovation consultancy firm dedicated to accelerating the innovation roadmap of large companies by adopting startup/lean methodologies. The team is composed of a mix of
- Mc
Kinsey,
- startup founders (currently with 2M active users), and
- Innovation Managers. In Portugal, Unlimit works with the most innovative companies (like NOS, EDP, etc). Unlimit also works with the best global startups to address its clients' tech priorities in AI, Fintech, Cleantech, and other industries.

The Role – Junior Software Engineer (AI-First)

We’re looking for a
- on junior software engineer eager to build, learn, and take ownership early. In this role, you’ll work closely with senior engineers and product leads to help build Attune from the inside, contributing directly to core AI-powered features and systems. You’ll operate at the intersection of product, engineering, and AI, gaining real exposure to how an
- stage AI product is designed, built, and iterated. This is a role for someone excited to turn ideas into working software and grow quickly by shipping real things.

Key Responsibilities

As a Junior Software Engineer at Attune, you will:

• Contribute to the development of AI-powered product features grounded in real user data
• Support conversation ingestion, analysis, and memory systems
• Help implement UX logic that adapts based on evidence strength and uncertainty
• Improve reliability, clarity, and trust in AI outputs
• Iterate quickly by building, testing, and refining features
• Use AI tools extensively to accelerate development and
  - solving
• Collaborate closely with senior engineers and product leads to turn ideas into working software

Who You Are:

You are a junior developer by title, but a builder by nature.

• Final-year student or recent graduate with strong side projects or prototypes
• Curious,
  - on, and comfortable figuring things out independently
• Excited about building real products, not just completing tasks
• Very comfortable using AI tools as part of your daily development workflow
• Interested in product behavior, edge cases, and system coherence
• Able to communicate clearly in both technical and
  - technical contexts

Why Join Attune?

• Work on a thoughtful,
  - driven AI product from an early stage
• Learn directly from experienced builders in product and AI
• High ownership and real responsibility from day one
• Exposure to product, systems, and AI
  - making
• Hybrid work model based in Lisbon
• A focused, collaborative team that values clarity, quality, and
  - term thinking