Hello, I'm Janaina Silva Bruna, a Brazilian graphic designer with a strong background in branding, UI design, and data annotation for AI. I enjoy blending creative direction with data-driven insights to deliver visually compelling brands and accurate training data for AI systems. My work spans visual identity systems, social media content planning, and KPI reporting, always with a user-centric approach and a collaborative mindset. I've led branding projects, built social media strategies, and produced executive dashboards to support leadership decisions. I'm proficient in Adobe Creative Suite, Canva, CorelDraw, and Affinity, and I apply Generative AI evaluation techniques to improve design outputs and UI quality. I'm fluent in Portuguese (Brazilian), and I love turning complex briefs into clear, actionable visuals.…

Janaina Silva Bruna

Hello, I'm Janaina Silva Bruna, a Brazilian graphic designer with a strong background in branding, UI design, and data annotation for AI. I enjoy blending creative direction with data-driven insights to deliver visually compelling brands and accurate training data for AI systems. My work spans visual identity systems, social media content planning, and KPI reporting, always with a user-centric approach and a collaborative mindset. I've led branding projects, built social media strategies, and produced executive dashboards to support leadership decisions. I'm proficient in Adobe Creative Suite, Canva, CorelDraw, and Affinity, and I apply Generative AI evaluation techniques to improve design outputs and UI quality. I'm fluent in Portuguese (Brazilian), and I love turning complex briefs into clear, actionable visuals.…

Available to hire

Hello, I’m Janaina Silva Bruna, a Brazilian graphic designer with a strong background in branding, UI design, and data annotation for AI. I enjoy blending creative direction with data-driven insights to deliver visually compelling brands and accurate training data for AI systems. My work spans visual identity systems, social media content planning, and KPI reporting, always with a user-centric approach and a collaborative mindset.

I’ve led branding projects, built social media strategies, and produced executive dashboards to support leadership decisions. I’m proficient in Adobe Creative Suite, Canva, CorelDraw, and Affinity, and I apply Generative AI evaluation techniques to improve design outputs and UI quality. I’m fluent in Portuguese (Brazilian), and I love turning complex briefs into clear, actionable visuals.

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Skills

Experience Level

Language

Portuguese
Fluent
English
Advanced

Work Experience

Data Annotation (Remote) at HumanSignal
January 1, 2026 - March 1, 2026
Worked on AI data annotation projects, evaluating AI-generated visual designs using structured design criteria and RLHF methodologies, leveraging UI design background to improve output quality. Also performed image annotation and quality validation on multi-angle datasets, ensuring accuracy for 3D reconstruction.
Freelance Graphic Designer and Social Media at Self-Employed / Freelance
April 1, 2020 - Present
Developed visual identities and branding materials, including magazines, catalogs, and assets for physical and digital product launches, while creating strategic content for social media growth and managing client communication and project direction.
Performance Management Analyst at BR Consórcios
January 1, 2020 - January 1, 2023
Developed executive reports, dashboards, and KPI tracking systems, supporting leadership with data-driven insights and improving performance monitoring processes.
Strategic Supervisor at Hayamax
January 1, 2018 - January 1, 2020
Led strategic projects and cross-functional initiatives, supervised team performance and growth strategies, and conducted client prospecting and business development.
Sales Representative at Lycamobile Group
January 1, 2012 - January 1, 2013
Achieved daily sales targets through direct sales and promotional activities while training new staff and providing customer support in a multicultural environment.
Marketing and Sales at Sagipeças
January 1, 2004 - January 1, 2012
Developed marketing materials and email campaigns while managing e-commerce operations and supporting regional sales.
Marketing and Sales at Sagipeças
January 1, 2013 - January 1, 2017
Developed marketing materials and email campaigns while managing e-commerce operations and supporting regional sales.

Education

Bachelor's Degree in Business Administration at UEL (State University of Londrina)
January 11, 2030 - April 10, 2026

Qualifications

Postgraduate in Graphic Design
January 11, 2030 - April 10, 2026
Postgraduate in Digital Marketing
January 11, 2030 - April 10, 2026

Industry Experience

Media & Entertainment, Professional Services, Software & Internet, Education, Retail

Skills

Experience Level