AI Engineer - Mid / Senior

Hireroo Ltd; Barcelona; Híbrido; EUR 70.000 - 120.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Flexible working hours

Hybrid model: 4 days in office, 1 day?

Monthly food allowance

Private medical insurance

Relocation support

Visa support

Housing search support

Virtual shares

Language classes

Tax incentive where eligible

Descripción de la vacante

Hireroo Ltd in Barcelona is seeking Mid and Senior AI Engineers to shape AI models and deployment frameworks close to hardware. You will research and prototype modern neural network architectures, optimize models for efficient hardware execution and help improve AI workloads deployment on advanced processor platforms.

The role requires strong experience with transformers, CNNs, vision models, RNNs, PyTorch, C++, and CI/CD, with English at C1. This is a hybrid position located in Barcelona, Spain.

Formación

• Experience with transformers, CNNs, vision models and RNNs.
• Experience with quantization, pruning and compression.
• AI model performance analysis and profiling.
• Proficient in PyTorch and C++ development.
• Git and CI/CD workflow experience.
• Strong problem solving skills and English at C1 level.

Responsabilidades

• Research and prototype neural network architectures.
• Optimize models for hardware deployment and efficiency.
• Apply quantization, pruning and compression techniques.
• Analyze model performance and efficiency metrics.
• Work with AI frameworks close to hardware layer.
• Support production AI model development and deployment.
• Collaborate with software and hardware engineering teams.

Conocimientos

Transformers

CNNs

Vision models

RNNs

C++

Git

CI/CD

English C1

Problem solving

Herramientas

PyTorch

CUDA

Descripción del empleo

Job Description

Our partner is looking for Mid and Senior AI Engineers to work on AI models and deployment frameworks close to the hardware layer. You will research and prototype modern neural network architectures, optimize models for efficient hardware execution and help improve how AI workloads are deployed on advanced processor platforms.

Location: Barcelona, Spain, Hybrid

Level: Mid / Senior

Responsibilities

• Research and prototype neural network architectures

• Optimize models for hardware deployment

• Apply quantization, pruning and compression

• Analyze model performance and efficiency

• Work with AI frameworks close to the hardware layer

• Support production AI model development and deployment

• Collaborate with software and hardware engineering teams

Requirements

• Strong understanding of transformers, CNNs, vision models and RNNs

• Quantization, pruning and compression

• AI model performance analysis

• PyTorch

• C++

• Git and CI/CD

• Strong problem solving skills

• English C1

Optional / Desired

• RISC V experience

• MLIR

• ONNX Runtime

• Kernel development

• Perfetto or similar tracing tools

• Model accuracy tracking

• AI application deployment

• CUDA or ROCm

• OpenXLA, TVM or IREE

• TensorFlow

• vLLM, SGLang, Triton or DeepSpeed

• TensorRT

• pybind11

• GDB and software profiling

What’s in it for you?

• Flexible working hours

• Hybrid model, 4 days office, 1 day from home

• 1 week per year working from anywhere

• 25 days annual leave plus December 24 and 31

• Monthly food allowance

• Private medical insurance

• Relocation bonus

• Housing search support

• Visa support if required

• Family relocation support

• Virtual shares

• Language classes

• Tax incentive, subject to eligibility