Senior AI/ML Platform Engineer (AWS & Agentic AI)

At Zallpy, technology is created by curious, collaborative people who care about doing things well. If you enjoy environments where there is room to ask questions, test ideas, learn, and grow together, this opportunity is for you! 💚 

We are looking for someone to join a team that thinks big, works with attention to detail, values partnership in everyday work, and shares responsibility. We believe in autonomy, the exchange of different experiences, and building solutions together. 

Here, growing means sharing knowledge, respecting different ways of thinking, and building relationships based on trust while delivering high-quality technology. 

If this way of working resonates with you, come join us. 

What you will do: 

• Provide production support for AWS API Gateway, Lambda services and cloud-based applications, including incident response, troubleshooting and release readiness.
• Maintain and improve Databricks metadata/tagging pipelines, ensuring data quality and operational reliability.
• Develop and support Agentic AI solutions, including prompt engineering, tool orchestration, guardrails and response quality optimization.
• Manage SageMaker environments and MLOps processes, including model deployment, monitoring, evaluation, retraining, versioning and rollback strategies.
• Work with OpenSearch vector databases and support retrieval and search optimization for AI applications.
• Partner with Data Science teams to implement model enhancements, feature improvements and productionization of machine learning solutions.
• Monitor system performance, reliability and AI model health while driving continuous improvement across AI and data platforms.

What we are looking for: 

• Advanced English
• Solid experience supporting production environments on AWS, including Lambda and API Gateway (incident response, troubleshooting, release readiness)
• Hands-on experience with Amazon SageMaker and MLOps practices: model deployment, monitoring, evaluation, retraining, versioning and rollback
• Strong Python skills
• Experience with Databricks and data engineering, with focus on pipeline reliability and data quality
• Practical experience building Generative AI / Agentic AI solutions, including prompt engineering, tool orchestration and guardrails
• Experience with OpenSearch and vector databases to support retrieval and search
• Experience with CI/CD and cloud operations (monitoring, reliability, continuous improvement)
• Experience working with Data Science teams to take machine learning solutions to production

Nice to have: 

• Experience with Agentic AI frameworks
• LLMOps practices, such as evaluation and monitoring of LLM-based applications
• Experience optimizing response quality and retrieval/search relevance in AI applications
• Experience managing the full machine learning lifecycle, from experimentation to retraining

Where you will work:

• This is a 100% remote position, open to candidates living in Porto Alegre, RS.

Hiring models:

• CLT

Benefits of being a Zallper:

🍽 Meal/Food Allowance 
Caju multi-benefit card (credit format), offering flexibility for everyday needs. (CLT only) * 

🏥 Health Plan – Unimed 
No waiting period or copayment for the holder. Possibility to include dependents (children, spouse, or stepchildren) with copayment. (CLT only) * 

🦷 Dental Plan – Uniodonto 
Affordable options to include dependents. (CLT only) * 

💪 Wellhub 
Access to gyms, physical activities, and wellness programs. 

🧘 Zenklub 
For CLT: Two free sessions per month and special rates for additional sessions. 
For Cooperative/Contractor: Special rates for sessions. 

🛡 Life Insurance 
More security for you and your family. (CLT only) * 

👶 Childcare Allowance 
Financial support for Zallpers with children from 4 months to 6 years old, according to internal policy. (CLT only) * 

🎁 Baby Zallpy 
A special gift to celebrate the arrival of new Zallpy babies. 

👥 Business Partner Support 
Close and human-centered support from our People & Culture team throughout your journey at Zallpy. 

🌍 Volunteer Internal Communities 
Diversity, Sports & Movement, and Technology. 

🎓 Educational Partnerships 
Discounts on undergraduate and graduate programs, professional courses, and language schools. 

✈️ Experiences & Development 
Participation in events, workshops, trips, and team-building activities. 

💼 Referral Program 
Refer talents to Zallpy and receive bonuses from R$2,500 to R$5,000. 

* Contractor / PJ: For these hiring models, the benefits above apply except for those marked with an asterisk (*), which are exclusive to CLT. In addition, we offer dedicated platforms to manage contractors, ensuring organization, transparency, and a structured experience throughout the entire journey. 😉 

Job ID:d6934a