Senior Data Engineer

Description

Job Summary: We are seeking a creative and analytical Senior Data Engineer passionate about machine learning to work on global projects involving embedded models and intelligence in mobile devices. Key Highlights: 1. Work on global AI projects for mobile and embedded devices 2. Collaborative and innovative environment with strong technical knowledge sharing 3. Advance your career at one of the largest science and technology institutes If you possess a creative mindset, analytical profile, and passion for machine learning, this could be your opportunity! We are looking for a Senior Data Engineer to join our Campinas unit team, working on global projects involving embedded models and intelligence in mobile devices. You will become part of one of Brazil's largest science and technology institutes, within a collaborative, innovative environment featuring strong technical knowledge sharing. Come meet SiDi and grow your career with us! We seek proactive, communicative, curious individuals who enjoy teamwork to join our \#SiDiers team. **Responsibilities and Duties** * Develop and optimize machine learning models for execution on resource-constrained devices (edge computing, smartphones, and embedded systems); * Perform model conversion, compression, and quantization (TensorFlow Lite, ExecuTorch, ONNX Runtime) to ensure low latency and efficient memory usage; * Extract, transform, and analyze data from mobile application logs and propose new data sources as needed; * Implement MLOps pipelines for model versioning, validation, and continuous deployment of embedded models; * Collaborate with mobile and framework development teams to integrate predictive models into production; * Monitor data and concept drift (data/concept drift) in already-deployed models and propose retraining and updates. **Requirements and Qualifications** * Proven experience (2–4 years) in data science with focus on applied machine learning; * Solid understanding of programming (data structures, algorithms, Git version control, and clean code practices); * Proficiency in Python and libraries such as NumPy, Pandas, Scikit\-learn, and TensorFlow/PyTorch; * Experience with at least one embedded model format: ONNX, TensorFlow Lite, or ExecuTorch; Good understanding of embedded systems and hardware constraints (memory, CPU, battery); * **Language:** * Advanced technical English (reading documentation, writing reports, communicating with global teams); * Advanced English for reading research papers and collaborating with international teams. **Preferred Qualifications** * Familiarity with mobile programming (Android/Kotlin) to support integration; * Practical knowledge of edge model optimization (pruning, quantization, knowledge distillation); * Experience with MLOps frameworks (Kubeflow, MLflow, DVC); * Knowledge of signal processing (audio, accelerometer, gyroscope) for mobile device models; * Familiarity with deployment in heterogeneous environments (ARM, mobile GPU, DSP). **Academic Background** * Computer Science, Computer Engineering, Electrical Engineering (with emphasis on embedded systems), Data Science, or related fields. * Postgraduate studies in ML/AI will be considered a plus. **Additional Information** Hybrid work opportunity in Campinas/SP. **What We Expect From All \#SiDiers:** Embrace the new Maintain open and direct dialogue Continuously develop yourself Always strive for excellence Build partnerships Think big, act fast **What We Offer?** * **Work-Life Balance:** 40-hour weekly schedule under CLT regime, flexible hours with hybrid work (4 days in office, 1 day remote); * **Wellness:** Gympass (WellHub, Workplace Gymnastics, Quick\-massage, and Psychological Support); * **Health:** Medical and dental insurance for you and your family; * **Children:** Daycare allowance for miniSiDiers, 120-day maternity leave, extended paternity leave; * **Future:** SiDi co-invests with you in private pension plans; * **Education:** Incentive program for continuing education and specialization; language fluency support; weekly lectures on global *trend topics*; * **Meals:** Flexible meal and food vouchers; * **Transportation:** Transportation subsidy/cost assistance to reach SiDi, and parking for those working onsite; * **Recognition:** Annual performance bonus and awards for SiDiers who achieve outstanding results; * **Diversity:** Committees focused on Wellbeing, Diversity, Mental Health, Social Impact, Sustainability, and Women in Technology; * **Modern Offices:** Relaxed, collaborative environments with social spaces, decompression rooms, pantries, and coffee machines; * **Want More?** Dozens of partner benefits and discounts! For us, inclusion is not just about adding another person to our team—it’s about embracing differences and unique characteristics. It is precisely this blend of techniques, skills, and personal stories that inspires us to align diverse perspectives toward a shared horizon—always moving forward. We foster an environment of equal opportunity, regardless of gender, sexual orientation, religion, or disability. **All our positions are open to people with disabilities (PCDs).** #### **JOB CODE: 5989** **We are one of Brazil’s largest science and technology institutes, with over 800 growing SiDiers across Campinas, Manaus, and Recife—the country’s largest technology and innovation parks.** Because those who aspire to build projects that transform the world cannot stop transforming themselves. In **20 years of history**, we have specialized in solving problems and **delivered over 1,100 projects**, impacting millions of lives—bringing innovation and making the future happen now.