Senior Data Scientist

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: 

• Design, develop, test, and implement complex Data Science models and algorithmic systems to generate business value;
• Lead large-scale Data Science initiatives from proof of concept (POC) through production deployment;
• Design and structure reusable codebases, applying Data Science best practices to ensure the sustainability of the technical portfolio;
• Collaborate with stakeholders to understand business challenges and develop scalable, sustainable solutions;
• Work closely with Data Scientists, Data Analysts, and Data Engineers to build and deliver valuable analytical solutions;
• Document and communicate the design, functionality, and results of analytical models and solutions to different audiences;
• Ensure timely delivery, testing, and ongoing maintenance of developed solutions;
• Communicate data insights and demonstrate business value to stakeholders;
• Serve as a technical lead and key point of contact for Product Managers, business partners, and other collaborators;
• Share technical knowledge, tools, and best practices, contributing to a culture of continuous learning.

What we are looking for: 

• Advanced English proficiency;
• Experience designing, developing, evaluating, testing, and implementing complex Data Science models and algorithmic systems;
• Ability to lead Data Science initiatives end to end, from proof of concept through production;
• Knowledge of software development best practices, reusable code design, and scalable, sustainable solutions;
• Ability to translate business challenges into analytical solutions;
• Experience collaborating with cross-functional teams, including Data Scientists, Data Analysts, and Data Engineers;
• Strong communication skills, with the ability to present technical concepts, analytical results, and insights to different audiences;
• Experience providing technical leadership, mentoring professionals, and sharing knowledge.

Nice to have: 

• Experience with Python and Machine Learning frameworks such as TensorFlow;
• Knowledge of Machine Learning algorithms, including regression, clustering, Random Forest, and neural networks;
• Experience with optimization models, graph-based problems, and Google OR-Tools;
• Knowledge of feature engineering and dimensional modeling;
• Experience using SQL for data extraction and transformation;
• Knowledge of relational and NoSQL databases, including key-value databases;
• Experience building dashboards and data visualizations using Power BI or Data Studio;
• Knowledge of or experience with Google Cloud Platform (GCP).

Where you will work:

• This is a 100% remote position.

Hiring models:

• Cooperative

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:e16f84