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87,000+ live jobsAgentic AI Engineer
Hybrid in Palau-solità i Plegamans, Catalonia·Full-time·Added 5 months ago (last checked 28 Oct)
Our summary
- Hours
- Jornada intensiva on Fridays
- Work mode
- Hybrid, Palau-solità i Plegamans, Catalonia
- Contract
- Permanent, full-time hours
- English
- Required
- Experience
- 3+ years
- Education
- University degree
- Benefits
- Private health insurance, flexible pay plan







Visa options
The ad doesn’t mention sponsorship
Not a refusal, but not a yes. Worth asking in your first message.
Skills
Nice to have
This job advert was originally written in Spanish.
Requirements
What we're looking for
Degree in Computer Engineering or similar.
Organized, proactive person, customer-oriented and with the ability to work in a team.
3+ years of experience in backend development with Python.
Experience with FastAPI and asynchronous programming in Python.
Experience or high demonstrated interest in LLMs, Generative AI, or NLP.
Experience integrating external APIs and third-party systems.
Experience in Cloud (preferably GCP, although we value AWS or Azure).
Knowledge of security applied to AI systems: prompt injection, data leakage, and data privacy (GDPR/CCPA)
Nice to have
Desirable / Nice to have
Experience with agentic architectures (LangGraph, LangChain, CrewAI, MCP).
Experience in virtual or conversational assistants.
Knowledge of NLU/NLP and language model evaluation.
Experience with LLM observability tools (Langfuse, LangSmith, or similar).
Experience with PII detection and masking or DLP tools (e.g., Google Cloud DLP).
High level of English.
Pay & benefits
What you'll get
Immediate hiring with a permanent contract.
Flexible working hours (you can start between 8:00 and 9:30 and leave between 17:00 and 18:30) with intensive working hours every Friday (you can start between 8:00 and 9:00 and leave between 14:00 and 15:00) and on most public holiday eves.
Possibility of 50% remote work.
35% discount on all our lines
You will be able to train technically on platforms such as O'Reilly, among others, as well as in languages and skills for your personal development. We accompany you so that you continue growing professionally and personally!
Referral policy: you can participate in bringing talent into our teams, and we will reward you for it!
Workshops, meetups, communities of practice, team buildings, and company meetings.
Flexible compensation package with tax advantages: health insurance, training, meal discount, childcare, etc.
Catering service in the office.
On-site medical service at the headquarters.
You will be part of a leading company in the fashion sector, dynamic, fully innovative, highly committed and taking actions towards sustainability.
Close, inspiring and ambitious work environment; you will work with a great team moving in the same direction to achieve the best results.
Constant development opportunities with highly varied challenges that generate on-the-job learning.
Enjoy a flexible schedule and hybrid work model that adapts to your needs. At MANGO, we are committed to work-life balance.
At MANGO, the weekend starts on Friday at noon. We offer intensive working hours on Fridays and the eves of public holidays.
Plan your holidays according to your preferences. At MANGO, we value your time and want you to enjoy every moment.
As part of the MANGO team, you will enjoy discounts on all our lines, so you can always be up to date!
You will enjoy My Mango Benefits, our benefits platform, through which you can adapt your compensation to your lifestyle with tax advantages, in addition to access to a discount portal for multiple brands and services.
Flexible compensation package with tax advantages: medical insurance, training, catering, and childcare vouchers.
Free company transport from Barcelona and El Vallés.
At MANGO, we invest in your personal and professional growth. Access a wide range of training, personalized mentoring, continuous development programs, and internal promotion opportunities that will drive you towards success. On a technical level, you will be trained in the use of different technological platforms, as well as participate in workshops, meetups, communities of practice, team buildings, and company meetings.
Think big! MANGO offers you international opportunities in over 120 markets to expand your horizons and grow with us on a global level.
Referral policy: you will be able to participate in bringing talent into our teams, and we will reward you for it!
The role
At Mango, we are evolving our conversational assistant that serves millions of customers in 17 languages and 69 countries. Our assistant autonomously resolves most Customer Service interactions and generates a direct impact on user experience and the business. It also inspires our customers by recommending garments and outfits with our Mango Stylist recommendation algorithm.
We are building a new generation of the assistant on an Agentic AI architecture and are looking for an Agentic AI Engineer to be a protagonist in this technological leap.
Your mission will be to design and develop autonomous AI agents that resolve real customer interactions at scale, guaranteeing reliability, scalability, and an exceptional user experience.
Join us and be part of one of the most ambitious Agentic AI projects in the retail sector, with a direct impact on millions of people and the opportunity to learn and grow in a leading-edge team.
What you'll do
Design and develop conversational agents with Generative AI and multi-agent architectures.
Build and maintain the assistant's backend in Python with FastAPI, deployed on Google Cloud Platform (Kubernetes, Pub/Sub, Secret Manager,
Vertex AI).
Integrate the assistant with external systems such as Salesforce, Mango APIs, and channels such as mango.com, Mango app, WhatsApp, Instagram, and telephone.
Collaborate with computational linguists on the prompt strategy, guardrails, and evaluations that guarantee reliable responses aligned with the Mango brand.
Implement and maintain LLM observability and evaluation pipelines
to measure and improve response quality
Apply security and privacy best practices in the development of the
assistant: PII detection and masking in conversations, secure
secrets management, and GDPR compliance.
About MANGO
MANGO is a multinational fashion design and manufacturing company headquartered in Barcelona, Spain. Founded in 1984, it is one of Europe's leading fashion retailers, operating over 2,700 stores in more than 110 countries. The company designs, produces, and sells clothing and accessories for women, men, and teens, with a strong focus on digital transformation and sustainability.
In Spain, MANGO has a significant presence with its global headquarters in Barcelona and numerous stores across the country, including flagship locations in Madrid and Barcelona. The company is known for its dynamic work environment, offering opportunities in retail, technology, and corporate functions. For international professionals, MANGO provides a multicultural workplace, with roles ranging from store management to AI engineering, and a strong emphasis on innovation and digital growth.
- Industry
- Fashion Retail
- Founded
- 1984
- Employees
- 10,000–20,000
- Headquarters
- Barcelona, Spain
- In Spain
- Barcelona, Madrid
Good to know if you are moving
- MANGO's global headquarters is in Barcelona, offering a vibrant Mediterranean lifestyle and a hub for fashion and tech innovation.
- The company has a strong international presence, with stores in over 110 countries, providing opportunities for global career mobility.
- MANGO is investing in digital transformation, including AI and e-commerce roles, making it an attractive employer for tech professionals.
- The company offers a multicultural work environment, with employees from diverse backgrounds and nationalities.
- Retail roles are available across Spain, including in major cities like Madrid, Barcelona, and Málaga, with opportunities for advancement.
In their own words
About the company & team
At MANGO, we dress everything we do with passion. With our roots in Barcelona and a presence in over 120 countries, we inspire the world with creativity, innovation, and authenticity.
Our multicultural team is the engine of our success. We are proud to take fashion further, connecting our unique style with people all over the world.
OUR TEAM
We are an agile and multidisciplinary team: Tech Lead, Product Owner, software
engineers, and computational linguists.
Additional information
At Mango, we believe in an inclusive culture where creativity and innovation inspire us to take fashion further. Therefore, we are committed to offering equal opportunities for everyone, valuing the authenticity of each individual.
