usability

Lifted (an Upwork Company) is seeking a detail-oriented QA Manual Tester to ensure mobile applications meet quality, usability, and performance across iOS and Android. You will work with developers and product managers to identify defects, validate new features, and deliver a seamless user experience for a global user base.This contract role is remote,...

Proclinical is partnering with a client for a Senior Human Factors Engineer role focused on developing innovative healthcare technologies. The position emphasizes applying human factors across the product lifecycle to ensure safety, effectiveness, and user-friendly medical devices within regulated environments.The role is remote within the United States,...

Lifted (an Upwork Company) is seeking a detail-oriented QA Manual Tester to ensure mobile applications meet quality, usability, and performance across iOS and Android. You will work with developers and product managers to identify defects, validate new features, and deliver a seamless user experience for a global user base.This contract role is remote,...

Proclinical is partnering with a client for a Senior Human Factors Engineer role focused on developing innovative healthcare technologies. The position emphasizes applying human factors across the product lifecycle to ensure safety, effectiveness, and user-friendly medical devices within regulated environments.The role is remote within the United States,...

TSMG is seeking a Team Coordinator to support local operations and participant management for a medical device usability study in Chile. You will organize sessions, communicate with participants, and help run onboarding in a fast-paced environment.You will coordinate local participants, schedule sessions, assist with device logistics, and ensure metadata and...

TELUS Digital is seeking a Logic Coach to help AI models become more logical and ethical. You will read AI explanations, identify missteps, and ensure consistency and fairness across responses.As a contractor, you will simplify complex AI outputs, articulate clear reasoning, and help avoid biases to enable global usability. A bachelor’s in philosophy and...

Applaudo is seeking a visually driven Web Designer to transform product requirements and brand direction into polished digital experiences. You will align with design systems and collaborate with product, UX, and engineering teams to ensure consistency, usability, and high visual quality across web, mobile, and kiosk platforms.Strong portfolio and advanced...

Sr. Human Factors Engineer - Contract - Remote - USWhat if your Human Factors expertise could directly improve patient outcomes and influence the next generation of healthcare technology?Proclinical is partnered with our client for an exciting opportunity for an experienced Senior Human Factors Engineer to join a collaborative team focused on the development...

Localization & Payment Tester Key Responsibilities • Localization testing on iOS/Android (download, registration, core features, payments, network, device compatibility) • Payment testing for international channels (order processing, transaction visibility, cancellations) • Competitor evaluation (functionality, performance, usability) • Bug...

THE WORK: Discover new opportunities to collaborate and contribute to important decisions that shape the future. You will engage with multiple teams and provide solutions to challenges that arise, while managing and guiding efforts to perform effectively. This role will involve sharing expertise and supporting key decisions, all within an environment that...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for an E-Learning Instructional Designer based in Chile. This is an opportunity for a creative and detail-oriented instructional designer to transform complex information into engaging, effective digital learning experiences. In this...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for an E-Learning Instructional Designer based in Chile. This is an opportunity for a creative and detail-oriented instructional designer to transform complex information into engaging, effective digital learning experiences. In this...

Project Overview The project focuses on data collection and usability testing for medical consumer devices, including blood pressure monitors, glucose meters, and weight scales. Participants will interact with the devices by following predefined scenarios to support structured image data collection in line with project guidelines. All instructions and...

Project Overview The project focuses on data collection and usability testing for medical consumer devices, including blood pressure monitors, glucose meters, and weight scales. Participants will interact with the devices by following predefined scenarios to support structured image data collection in line with project guidelines. All instructions and...

At BairesDev®, we've been leading the way in technology projects for over 15 years. We deliver cutting-edge solutions to giants like Google and the most innovative startups in Silicon Valley. Our diverse 4,000+ team, composed of the world's Top 1% of tech talent, works remotely on roles that drive significant impact worldwide. When you apply for this...

At BairesDev®, we've been leading the way in technology projects for over 15 years. We deliver cutting-edge solutions to giants like Google and the most innovative startups in Silicon Valley. Our diverse 4,000+ team, composed of the world's Top 1% of tech talent, works remotely on roles that drive significant impact worldwide. When you apply for this...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for an E-Learning Instructional Designer based in Chile. This is an opportunity for a creative and detail-oriented instructional designer to transform complex information into engaging, effective digital learning experiences. In this...

Role Type: ContractorLocation: Remote, WorldwideSchedule: FlexibleRole Overviewmicro1 is engaging Creative & Design Specialists to support a customer project focused on graphic design, multimedia production, UI/UX, motion graphics, and creative workflows.You’ll use your professional design expertise to evaluate and improve AI-generated creative outputs and...

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Multimedia Designer – E-commerce based in Chile. This is an exciting opportunity for a creative and detail-oriented designer to produce engaging visual content that drives brand awareness, customer engagement, and conversions...

Creative & Design Specialist Role Type: ContractorLocation: Remote, WorldwideSchedule: Flexible Role Overview micro1 is engaging Creative & Design Specialists to support a customer project focused on graphic design, multimedia production, UI/UX, motion graphics, and creative workflows. You'll use your professional design expertise to evaluate and improve...