Staff AI Engineer, AI Lab — Flexible & Global Impact

dLocal; Barcelona; Híbrido; EUR 110.000 - 150.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Flexibility in work hours

Work From Anywhere

Referral bonus program

Descripción de la vacante

dLocal is seeking a Staff AI Engineer for the AI Lab to scout, prototype, and evaluate emerging AI technologies, running instrumented spikes and benchmarks, and delivering actionable recommendations to engineering, product, legal and IT.

This senior individual-contributor role has technical influence across teams and involves designing evaluation harnesses, prototypes, risk assessments, and hand-offs to production teams while maintaining governance and security considerations.

Formación

• 8+ years of software engineering experience with senior-level scope.
• Hands-on experience building and evaluating AI systems based on LLMs and modern AI tooling.
• Strong software engineering fundamentals and ability to rapidly build high-quality experimental systems.
• Experience building agentic or multi-step AI systems involving tool use, orchestration, state, retrieval, or external integrations.
• Strong knowledge of cloud infrastructure, preferably AWS, and the ability to run experimental workloads securely and cost-consciously.
• Experience with observability, telemetry, testing, and benchmarking of complex systems.

Responsabilidades

• Run short, instrumented spikes and benchmarking on new models, tools and frameworks.
• Compare vendor and open-source options, documenting trade-offs across quality, cost, latency, security and integration complexity.
• Deliver concise decision memos with clear recommendations: adopt, watch, or avoid.
• Design and maintain evaluation environments (e.g. datasets, prompts, scenarios, telemetry) to test models under realistic constraints.
• Build automation and tooling to measure quality, robustness, latency and cost, including regression tracking over time.
• Coordinate hand-offs to the engineering teams responsible for productionization.

Conocimientos

Software engineering

LLMs

AI tooling

Cloud infrastructure

Experiment design

Observability

Descripción del empleo

dLocal is seeking a Staff AI Engineer for the AI Lab to scout, prototype, and evaluate emerging AI technologies, running instrumented spikes and benchmarks, and delivering actionable recommendations to engineering, product, legal and IT.

This senior individual-contributor role has technical influence across teams and involves designing evaluation harnesses, prototypes, risk assessments, and hand-offs to production teams while maintaining governance and security considerations.