Our client is a company that offers dynamic ink solutions to enhance security and authenticity for physical and digital goods. They´re proudly multicultural—with roots in the U.S., India, Spain, and strong representation from Italy—bringing a global perspective to everything they do. In 2023/24, they were selected for the Berkeley SkyDeck Accelerator, giving us access to Silicon Valley’s premier talent and investor networks.
Why Join Us Now?
This is a defining moment in their growth. They are actively building out our tech team, and they’re seeking a Senior Full Stack Developer who can take a leadership role from day one—with the clear path to become CTO within 2–3 years and join the company’s leadership team.
You'll be supported by an exceptional advisory board, including a veteran developer with 35+ years of experience at Microsoft and Alpha, who provides hands-on mentorship through weekly development calls.
While they anticipate offering hybrid flexibility in the medium term, they’re currently looking for someone excited to collaborate in-person 3–4 days per week at our co-working space. This will be key as we shape our product, define our brand, and make critical early decisions.
Requirements:
* Experienced: 5+ years in software engineering, with a proven track record of building scalable applications from scratch.
* International Experience, Spanish and proficient in English.
* Fast-paced companies, such as start-ups.
* Coding bootcamp are not enough, engineering would be more suitable.
* Focused on BackEnd not much FrontEnd, FullStack (API) also a bit mobile app. Meaning that they need FullStack but more focused on BackEnd.
Technical Requirements-Core Software Skills:
* Expert in Python (Flask, SQLAlchemy, Pandas) for backend and data processing.
* Proficient in JavaScript (React, vanilla JS, or similar) for responsive frontends.
* Strong with RESTful APIs and microservices architecture.
* Have worked with Flutter mobile app development
* AI/ML Skills:
* Hands-on experience with image processing, OpenCV, object detection, and object classification.
Cloud Expertise:
* Advanced skills with AWS (Lambda, API Gateway, DynamoDB, S3) or similar platforms (GCP, Azure).
Data Engineering:
* Proficient in data pipelines, ETL processes, and tools like Apache Airflow or AWS Glue.
* Experience with NoSQL (DynamoDB) and SQL databases for structured/unstructured data.
DevOps Basics:
* Skilled in CI/CD pipelines, Docker, and infrastructure-as-code (e.g., AWS CDK, Terraform)
Pluses:
* Startup Veteran: Prior experience scaling fast-growth startups preferred—someone who’s turned MVPs into market successes in high-velocity environments.
* AI/ML Driven: Deep expertise in machine learning and image processing, eager to innovate in anti-counterfeiting tech.
* Data Savvy: Comfortable designing and managing data pipelines for real-time applications.
Soft-skills:
* Communicator: Able to translate complex technical concepts into compelling pitches for non-technical stakeholders.
BENEFITS
* Indefinite contract.
* Work hybrid: First year hybrid (60% in person), additional years more flexibility.
* Office: Postal Code 08010 of Barcelona, where we take free coffee and water, flexible holidays and working hours.
* Annual team retreats.
* 22 vacation days/year.
* Attractive salary conditions: 50-70k€ gross/year to negotiate at the last stage in function of proven experience + ESOPS.