Verificación de usabilidad Jobs

The app we recently developed is a digital cognitive testing app used to conduct standardized neurocognitive assessments. The app is already functional and in use, but now needs professional refinement. Your main task will be to adapt and improve the UX design for older users, including people with mild cognitive impairments. A key focus area is the clearer distinction between training examples and the actual cognitive tests, as well as overall usability, clarity, and accessibility. Send: Relevant portfolio/projects (links) A short technical approach

I’m enhancing my online store and need a developer who can add a new, user-facing feature to our existing e-commerce platform. Once we agree on the exact functionality, you’ll be responsible for: • Scoping the feature and suggesting the most suitable tech approach that fits smoothly into our current stack. • Building clean, well-commented code and integrating it end-to-end—from front-end interface through to any back-end logic and database updates. • Ensuring the update works flawlessly across desktop and mobile, preserves site speed, and follows best practices for security and PCI-compliant payment flows. • Testing thoroughly (unit and browser testing) and fixing any bugs you discover during implementation. • Delivering concise setup not...

I'm seeking a detailed usability tester for an AI-generated web application. Your task will be to identify and document usability issues, fix errors, and provide a comprehensive report. Key Responsibilities: - Test all functionalities of the web app - Fix any AI-generated errors encountered - Report fundamental usability issues (navigation, forms, loading speed) in a spreadsheet - Ensure the app is "user-friendly" Ideal Skills & Experience: - Experience in usability testing - Familiarity with web applications - Attention to detail - Ability to document findings clearly - Past work in similar projects is a must

I'm looking for an experienced app designer for IOS and Android, to help redesign my existing app. The goal is to improve usability and add new features. Key Requirements: - Redesign both the user interface and user experience. - Improve usability of the current app. Current App is built on Flutter - Add new features: user profiles, notifications, and search functionality. Ideal Skills and Experience: - Proven experience in app redesign projects. - Strong portfolio showcasing UI/UX improvements. - Familiarity with integrating new features in existing apps. - Ability to conduct usability testing and gather user feedback. Please provide samples of previous work and a brief plan on how you would approach this project.

I need freelance developers to test my new vibe coding studio product. Your insights will help me refine and enhance the product before its official launch. I need around 20 testers. Scope - Test the vibe coding studio product - Provide detailed feedback on usability and functionality - Identify and report any bugs or issues encountered - Log the issues clearly on our s github repo Skill and Experience - Have claude code subscriptions - Deliver freelance software projects on fiverr or other platform as job. - Experience in software development and testing - Proficient in coding and debugging - Attention to detail and ability to provide constructive feedback

Participation Requirements: Residents of Malaysia, Thailand, South Korea, Australia, Singapore, Canada, etc. Applicants from other countries are also welcome to inquire. Must have a smartphone and internet connection. You must follow the provided instructions and submit a video or screenshot of the test results. After passing the test, we will provide an application download link and detailed instructions. This test is for evaluation purposes only and does not constitute any investment advice. The test content is as follows: A. Verification – Complete identity verification according to the instructions within the application (enter the specified invitation code). B. Binding Mobile Number/Activating Functionality – Verify your mobile number and ensure the application is...

I need a thorough, methodical security assessment of my production-ready web application. The goal is to expose any weaknesses before launch, demonstrate real-world exploitability, and give me a clear, prioritized plan for remediation. Scope • Full application security testing: authentication, authorization logic, input validation, business-logic flows, session management, server configuration, and third-party integrations. • Black-box techniques are fine, but I can supply test credentials for deeper analysis if that helps you reach code paths hidden behind login. • Industry-standard tooling such as Burp Suite, OWASP ZAP, Nikto, or your preferred commercial scanner is expected, followed by manual verification so I’m not just getting automated false positives. ...

We are looking for an experienced and detail-oriented QA Tester to perform a complete quality check of our Astrology mobile application. The main goal is to thoroughly test the entire app, identify bugs, usability issues, errors, and performance problems, and provide structured reports that can be directly shared with our development team. Responsibilities: Perform end-to-end testing of the full application flow Identify UI/UX issues, functional bugs, crashes, and performance errors Test all core features including user flows, payments, chats/calls, and navigation Check compatibility across different devices and screen sizes Provide clear, well-documented bug reports with screenshots/videos and steps to reproduce Suggest improvements to enhance user experience and app stability Requirement...

I’m laying the foundation for a new marketplace dedicated to physical products and I need a clear set of wireframes that map every step a shopper takes on the public-facing site. Both desktop and mobile break-points are required so I can validate layout and flow before we move to visual design. Scope • Landing / home with promotional areas • Search-first catalogue that supports robust product filtering • Product detail page, cart and checkout sequence • Email-and-password sign-up, login and forgotten-password screens • Any auxiliary pages needed to keep the user journey coherent (error states, empty states, etc.) . Check out process Deliverables 1. Low- or medium-fidelity wireframes in Figma (Sketch or Adobe XD also fine) 2. Click-through prot...

As a QA freelancer, you will be responsible for ensuring the platform works reliably across flows and edge cases. I’ve built a web application that records clicks and track certain data. Before I roll it out, I want a complete functional test run on browser, covering both desktop layouts and true mobile viewports. You’ll move through every journey a real user can take and verify that the right events fire, the UI responds correctly, and no regression or edge-case breaks the flow on either browser or device type. Deliverables • A concise test plan outlining key user stories you covered • A defect log with clear reproduction steps, screenshots or short clips, and severity tags • A final summary that groups issues by priority and suggests quick wins or longe...

I'm building an equity research platform tailored for individual investors. I need an expert to help define and refine the User Experience and Testing aspects. I am looking for someone who has worked in the equity research industry, or has proven experience in an investment firm. Key Tasks: - Define UX requirements - Develop user testing protocols - Gather and analyze user feedback Ideal Skills and Experience: - UX design expertise - Experience with user testing - Strong analytical skills - Background in finance or equity research is a plus

I need a skilled tester to perform functional testing on my web application. The focus will be on ensuring business rules are correctly implemented, with a specific emphasis on form validation. Requirements: - Comprehensive testing of business rules - Form validation testing is mandatory Ideal Skills and Experience: - Proven experience in functional testing - Strong understanding of business rules - Attention to detail for form validation - Familiarity with testing tools and frameworks Looking for thorough documentation and clear reporting on any issues found.

We are a web & app development agency offering custom websites, website redesigns, hybrid and native mobile applications. Even AI applications are welcome Project sizes range from ₹50,000 to ₹3,00,000+. We are looking for experienced sales professionals who can bring clients globally. This is a commission-based long-term opportunity. What we offer: * 5-10% commission per closed deal * 10% recurring commission for 6 months * Long - term partnership Your role: * Find and qualify potential clients * Conduct outreach (LinkedIn, Upwork, email, etc.) * Close deals or book meetings

I have a set of short software demo clips and I want to see how they land with real users. Your role is to appear on camera as a tech-savvy viewer, watch each video, and record your own reaction while interacting with the demo on-screen. I only need your take on usability and overall impression—technical depth isn’t required because I’ll hand you a concise script and talking points in advance. During the recording you will: • demonstrate any “how-to” steps that come to mind, • point out issues or confusing moments directly on the shared screen, and • verbalize your observations so I capture your natural thought process. Deliver three clean reaction videos (1080p, good lighting and sound) plus any brief written notes you made along the wa...

I’ve just rolled out the latest build of my web application and need a fresh set of eyes to make sure the user interface feels smooth and intuitive. The core of this assignment is hands-on testing of three key areas: • Navigation flow – clicking through every menu, button, and link to confirm visitors can move around exactly as expected. • Responsiveness across smartphones, tablets, and desktop computers – pages should resize gracefully, touch targets must be usable on smaller screens, and there should be no layout breaks when switching orientations or window sizes. • Visual-element consistency – fonts, colours, spacing, and iconography should look identical wherever they appear. As you work, please keep a concise bug log that notes the page URL...

I’m running a rapid compatibility study for an upcoming viral TikTok campaign, and I need help from people who still use older or less-common Android smartphones—often called “live devices.” Your job is simple yet critical: push our landing page to its limits and tell me exactly where it breaks or misbehaves. What you’ll do • Open a private test link on your Android phone (any brand or carrier, the older the better). • Follow a short script that forces heavy scrolling, repeated form submissions, and fast video playback. • Note visual glitches, layout shifts, slow loads, or crashes. • Capture a quick screen recording (native recorder or a lightweight app) while you test. • Send me a brief report that includes your device mode...

My small business already runs on Gmail, Chat, Docs, Sheets, Slides and Calendar, yet the mix of consumer versus business accounts and a growing email load (10+ messages a week and climbing) leaves the workflow scattered and privacy settings uncertain. What I need is a clean, well-documented Workspace configuration that respects data-sharing comfort levels while letting every tool work together smoothly. Here is what success looks like for me: • A concise audit of the current accounts that spells out where consumer logins can stay and where a business tier would be smarter. • Step-by-step configuration of Gmail (labels, filters, signature, templates), shared Drive folders, Chat spaces and Calendar sharing so the team can collaborate without chasing links. • Privacy an...