ai staff engineer

Rootstrap; United States; A distancia; USD 180.000 - 230.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Mentorship Program

Learning Bonus

Remote with flexible schedule

Gym benefits

Psychological counseling

Lunch reimbursements

Onboarding kit

Prizes for achievements

Rootstrap University

Descripción de la vacante

Rootstrap is hiring an AI Staff Engineer to lead the design and delivery of AI-powered products for clients. You will work directly with clients, shape AI solutions, and contribute technically from discovery to production deployment.

The role blends software engineering, AI expertise, and leadership across projects and pre-sales activities. You will act as a hands-on developer on client projects while guiding technical decisions and mentoring peers, with opportunities to work across multiple

Formación

• 6+ years of software engineering experience.
• Strong Python and backend development skills.
• Hands-on experience with LLMs, RAG systems, agents.
• Experience with cloud platforms (AWS, GCP, Azure).
• Experience building AI-powered applications.
• Client-facing experience and strong communication.

Responsabilidades

• Design and build AI-powered applications using LLMs, RAG, agents, and related technologies.
• Hands-on engineer within client projects, contributing code and technical leadership.
• Help clients understand options, tradeoffs, and opportunities.
• Participate in technical discoveries, solution design, and architecture discussions.
• Support pre-sales with technical validation and solution recommendations.
• Guide engineering teams through complex technical challenges.
• Collaborate with Product, Design, and Engineering to deliver high-quality solutions.
• Share knowledge and mentor other engineers.

Conocimientos

Software engineering

Python

AI/ML development

LLMs/RAG/agents

Cloud platforms

Client-facing

Technical leadership

API development

Pre-sales support

Mentoring

Herramientas

MLOps

Observability

AI evaluation frameworks

Multi-agent systems

API design

Descripción del empleo

We're looking for an AI Staff Engineer to join our AI & Data Team. This is a hands-on, client-facing role for someone who enjoys building AI-powered products while helping clients and teams solve complex technical challenges.

As an AI Staff Engineer, you'll work directly with clients, participate in technical discoveries, help shape AI solutions, and actively contribute to project delivery. You'll combine software engineering, AI expertise, and technical leadership to ensure projects are successful from early conversations through production deployment.

We expect AI Staff Engineers to work as developers within client projects while also providing technical guidance, solution design, and support during pre‑sales activities.

What are the main responsibilities of this role?

Technical Leadership & Delivery

• Design and build AI-powered applications using LLMs, RAG, agents, and related technologies.
• Work as a hands‑on engineer within client projects, contributing code and technical leadership.
• Help clients understand technical options, tradeoffs, and opportunities.
• Participate in technical discoveries, solution design, and architecture discussions.
• Support pre‑sales efforts through technical validation, estimations, and solution recommendations.
• Guide engineering teams through complex technical challenges.
• Collaborate with Product, Design, and Engineering teams to deliver high‑quality solutions.
• Share knowledge and mentor other engineers when needed.

Which skills and experience do we envision for this role?

Required

• 6+ years of software engineering experience.
• Strong experience building and deploying AI‑powered applications.
• Hands‑on experience with LLMs, RAG systems, agents, and modern AI frameworks.
• Strong Python and backend development skills.
• Experience building production‑grade software and APIs.
• Experience working with cloud platforms such as AWS, GCP, or Azure.
• Experience working directly with clients or stakeholders.
• Strong client management skills, including technical and non‑technical clients.
• Strong product mindset and background about different techniques.
• Strong communication and problem‑solving skills.
• Ability to lead technical decisions while remaining hands‑on.

Nice to have

• Experience participating in technical pre‑sales activities.
• Experience in consulting or software services companies.
• Experience with MLOps, observability, and AI evaluation frameworks.
• Experience designing multi‑agent systems and advanced AI workflows.

Success in This Role

Success in this role means becoming a trusted technical partner for both clients and internal teams. You'll help shape AI solutions, support business development efforts, and remain actively involved in building and delivering production‑ready products.

Join our team and enjoy:

• Access to Rootstrap University, Certifications, and a Mentorship Program for your professional growth.
• Learning Bonus
• Opportunities to organize cross‑functional initiatives and receive 360 Feedback to improve your skills continuously.
• The flexibility to work remotely or from our offices in Montevideo, Buenos Aires, and Medellín, with a flexible time schedule and Workation program.
• Gym benefits, psychological counseling, and weekly lunch reimbursements with special foods in the offices.
• An Onboarding kit and access to cutting‑edge technologies and tools to make your work easier.
• After offices, Prizes, and special occasions gifts to celebrate your achievements.
• People Care referent to support your well‑being and personal development.

How we work:

• We offer a flexible and diverse work environment that fosters multicultural talent
• We value autonomy and creativity, We want people to bring ideas to the table and to think as leaders.
• We put our focus on real human connections
• We have a commitment to excellence

At Rootstrap, we help companies launch, grow, and scale their digital products and services. With over 160 global team members, we’ve built solutions for industry leaders like MasterClass, Universal, and Google, as well as for innovative startups and inspired pioneers. Our team takes pride in making an impact that goes beyond the code, earning regular recognition as a Fastest Growing Company and Best B2B Service Provider.

We embrace an AI‑first mindset, continuously exploring how artificial intelligence can enhance the way we build products, solve problems, and deliver value. Across all stages of the development process, we encourage our teams to actively leverage AI to boost productivity and drive innovation.

With offices in Uruguay, Argentina, and Colombia, we offer the flexibility to work remotely. Discover more about life at Rootstrap at https://www.rootstrap.com/careers.

All of our candidate searches are covered under Uruguayan Law 19691 (the purpose of this law is to promote the inclusion of people with disabilities).

As part of our Security and Compliance process, all seniority levels and roles must follow the company’s information security policies and secure development practices, and promptly report any suspected security incidents or vulnerabilities.