The ultimate guide to hiring a web developer in 2021
If you want to stay competitive in 2021, you need a high quality website. Learn how to hire the best possible web developer for your business fast.
Usability Testing is a process of testing the user experience of a particular product, whether it be a mobile app, website, or other form of technology. Usability Testing gives insights into the end-users’ expectations, needs and experiences which help us shape the final product to satisfy their requirements.
Usability Testing Testers will analyze and assess the usability of an application through tasks such as market research, user interviews, competitor analysis, heuristic evaluation and A/B testing. Usability Testing will help deliver a product that is comfortable and easy to use. A Usability Testing Tester can help make sure that no matter what device your customer is using to access your product on, it is both user friendly and efficient for them.
Here's some projects that our expert Usability Testing Testers made real:
Usability Testing on Freelancer.com is an efficient way to ensure your customers have the best experience when they interact with your product. Our expert Usability Testing Testers have extensive experience to validate different user scenarios with their comprehensive testing suite and deliver high quality results in a timely fashion. If you need assistance getting your products tested for usability, why not try posting your own project today and get matched with one of our experienced Usability Testing Testers?
From 51,109 reviews, clients rate our Usability Testing Testers 4.9 out of 5 stars.Usability Testing is a process of testing the user experience of a particular product, whether it be a mobile app, website, or other form of technology. Usability Testing gives insights into the end-users’ expectations, needs and experiences which help us shape the final product to satisfy their requirements.
Usability Testing Testers will analyze and assess the usability of an application through tasks such as market research, user interviews, competitor analysis, heuristic evaluation and A/B testing. Usability Testing will help deliver a product that is comfortable and easy to use. A Usability Testing Tester can help make sure that no matter what device your customer is using to access your product on, it is both user friendly and efficient for them.
Here's some projects that our expert Usability Testing Testers made real:
Usability Testing on Freelancer.com is an efficient way to ensure your customers have the best experience when they interact with your product. Our expert Usability Testing Testers have extensive experience to validate different user scenarios with their comprehensive testing suite and deliver high quality results in a timely fashion. If you need assistance getting your products tested for usability, why not try posting your own project today and get matched with one of our experienced Usability Testing Testers?
From 51,109 reviews, clients rate our Usability Testing Testers 4.9 out of 5 stars.Project Description: We are looking for an experienced QA specialist to thoroughly test our car repair platform () and document all findings. Scope of work: • Test full user flows for three roles: – Admin – Workshop Owner – Customer (Gmail login) • Verify all transactional emails (correct subject, content, and links) • Test on: – Mobile (iOS & Android – Chrome & Safari) – Desktop (Windows & macOS – major browsers) Deliverables: • Detailed bug report with: – Steps to reproduce – Screenshots or video – Severity level – Improvement suggestions • List of executed test cases with status (OK / Fail) Mobile experience is the priority, but desktop must also be fully tested. We need a compl...
Hello, I am looking for an experienced Website QA Tester / Bug Finder to test my live web application: Website: The purpose of this project is to perform manual testing and identify real functional issues, not cosmetic suggestions. This is a small initial task. If the work quality is good, I will assign a complete testing project (long-term work). Scope of Work You need to thoroughly test the website like a real user and report at least 5 valid bugs. Testing should include: User registration & login Forms submission Validation errors Mobile responsiveness Payment / workflow process (if applicable) Broken flows Console errors Edge cases (wrong inputs, refresh, back button etc.) Bug Report Format (IMPORTANT) Each bug must include: Bug Title Steps to reproduce Expecte...
My goal is simple: understand everything that may be blocking visitors from turning into customers and fix it fast. I need a thorough audit that looks at SEO performance, security vulnerabilities, user experience—and frankly any other factor that could be hurting my conversion rate. You’ll dig through on-page SEO, technical SEO, backlink health, code security holes, page-speed bottlenecks, mobile usability, navigation flow, copy clarity, and micro-conversion touchpoints. From there I’m expecting a clear, prioritized action plan I can hand to my dev team or implement myself. Speed matters; I’d like the first findings within the next few days and the full report shortly after. Deliverables: • A concise executive summary that highlights critical issues affecti...
We are seeking a highly skilled and detail-oriented freelance API Testing Specialist to undertake a comprehensive evaluation of various API endpoints provided by METRC. The specialist will be responsible for executing a series of predefined tasks and steps to validate the functionality within a sandbox environment as defined in our structured evaluation form. Responsibilities: API Testing Execution: Conduct thorough testing of 15 different tasks involving METRC API endpoints within a sandbox environment. Each task comprises 2-6 steps, requiring precise execution and validation. Documentation and Reporting: Accurately document the test outcomes and fill out the provided Excel sheet with detailed verification for each step completed. Issue Resolution: Identify any issues encountered during...
I’m looking for a qualified security professional to run a full-scale penetration test against my public-facing web application. The goal is to simulate real-world attack scenarios, uncover exploitable weaknesses, and receive a clear, actionable roadmap for tightening our defenses. Scope – Web application layer only (no network infrastructure or API testing at this stage). – Black-box or gray-box methodology is fine; we can agree on the exact approach once you review the stack and access level I can provide. What I expect from you • A concise test plan outlining the tools and techniques you’ll use (e.g., Burp Suite, OWASP Zap, manual code review where appropriate). • Execution of the penetration test without disrupting production traffic. &bull...
My team has a fully-built web application and I need a fresh set of expert eyes to validate every line of code. The goal is to run a complete test cycle—functional, performance, and security—so we can ship with confidence. You are free to recommend and use whichever framework or tool best fits the job; I am open to industry standards such as Selenium, Playwright, JMeter, OWASP ZAP, or anything you feel will surface issues quickly and reliably. What matters most is deep coverage of the entire source code, clear defect reporting, and actionable suggestions for hardening and optimisation. I will provide the full repository, environment details, and access credentials once we agree on the engagement. In return, I expect: • A concise test plan outlining scope, assumptions, ...
My AI-generated productivity app is almost ready for prime time. It serves as a lightweight app manager and bundles several utility tools that don’t ship with a stock Android phone. Before it reaches users, I need thorough Functionality, Usability, and Performance testing, followed by hands-on guidance through the entire Google Play release process. Here’s what I need from you: • A clear test plan, execution, and concise report that flags crashes, UI hiccups, slowdowns, or Play-Store-policy risks. • Practical advice—build signing, Play Console setup, screenshots, listing text, content rating, privacy policy links—right up to a successful rollout. • A short knowledge-transfer session so I can repeat the process for future updates. If you’...
I am looking for a Senior UI/UX Designer to help me visualize the evolution of a B2B data-management platform. We are preparing a high-fidelity Product Case Study for an internal executive review to show how the interface has improved over several versions. I have the technical logic and feature requirements ready; I need a professional to translate these into 6–8 high-fidelity "Version 1 vs. Version 2" screens in Figma. The Scope of Work: Module 1 (Initial Release): Design a basic dashboard showing high-density data tables. Add professional annotations identifying friction points and usability gaps (Redline call-outs). Module 2 (Segment-Specific Build): Design a high-fidelity version of the dashboard for a bulk-manufacturing/inventory client. This involves complex SKU tabl...
I’m spinning up additional quality coverage for an active web and mobile project and need a seasoned tester who can switch easily between writing code-driven checks and running thoughtful manual sessions. Your day-to-day will include drafting concise test plans, building and maintaining Selenium-, Cypress- or Playwright-based suites, and verifying APIs with Postman or a similar tool. When something breaks, I’ll count on you to log reproducible defects and follow them through to closure, collaborating directly with developers in our Agile board so each sprint ships clean. Because delivery timelines are tight, I’m specifically after someone who already has strong automation foundations, understands functional, regression and end-to-end coverage, and can work independently ...
I need someone located in India with an active local bank account to help me verify how a series of international e-commerce sites render for Indian visitors. For each site I will share a short set of instructions; your task is to reach the checkout page, capturing full-page screenshots that show every step exactly as you see it from first load through to the payment-method screen. What you’ll actually do • Open the URL I provide and browse straight to the product I specify. • Begin the purchase, adding it to the cart and progressing through the checkout flow until the page requests payment details from an Indian bank account. • Take clear, full-page screenshots at each stage so I can review layout, currency, and payment options. Deliverables 1. JPG screensho...
Overview Budget: $10.00 – 25.00 USD weekly EV Poker is seeking a detail-oriented Virtual Assistant (VA) to support the growth and quality of our poker-related mobile and web platforms. Instead of development, your focus will be on platform optimization, market visibility, and rigorous quality assurance. This is an ongoing, weekly-paid position for a "Product-First" assistant who can ensure our user-facing and internal tools are performing at their peak. Key Responsibilities App Feature Feedback: Act as a "power user" to test new features from a user's perspective, providing clear documentation on any friction points or UI/UX issues. App Store Optimization (ASO): Manage and optimize our mobile store listings (iOS & Android). This includes keyword res...
The client has two apps published on the Google Play Store and needs assistance configuring RevenueCat within the FlutterFlow environment. The RevenueCat account is already created and linked to the projects/apps on the Play Store. The main challenge is the correct integration and configuration in FlutterFlow for both apps. We are looking for a developer with solid experience in FlutterFlow and in implementing RevenueCat, including configuration on both the FlutterFlow platform and the Google Play Store.
I'm looking for a QA tester to perform functional testing on my website. The tester must be from Brunei or Honduras or Uruguay (as the site works for these countries and we need to test it there).The testing can be done on any platform, desktop or mobile or tablet, preferably on the Chrome browser. Key requirements: - Comprehensive functional testing - Detailed reporting of any issues found Ideal skills and experience: - Proven experience in QA testing, especially functional testing, UX testing - Familiarity with desktop and mobile testing environments - Strong attention to detail and problem-solving skills - Ability to provide clear and concise reports If you have a background in testing and can deliver thorough and reliable results, I would love to hear from you.
I want to take my current, intermediate knowledge of Dot Net C# and turn it into solid, real-world expertise in automation. The goal is to design and implement a clean, maintainable test framework focused on integration testing, then practise troubleshooting the kinds of issues that appear in day-to-day work. Here’s what I need from you: • Live, screen-sharing sessions where we build the framework together, explaining each architectural choice and its trade-offs. • Practical guidance for structuring test projects, organising test data, and wiring the framework into a CI pipeline. • Walk-throughs of flaky-test triage, mocking external dependencies, and debugging failures that only show up in complex environments. • Short take-home exercises or sample reposi...
Survey website for a complete code audit. I have a contractual obligation with an Ad agency and blog traffic affects my ability to generate income. - Identify failed core web vitals - Reasons for crawl-index removal - List broken links - Locate blocked rendering - Remedy zero Google Discovery - Find redirects in need of repair - List posts that are too old or infirm to be indexed properly - Identify conflicts between Elementor generated pages, Blogger generated posts, Gutenberg Classic and Block rendered posts - Review Plugin conflicts, and list plugins that are no longer needed - Look for ways to speed page and post loading - Identify why YouTube insert blocks in blog posts are now blank - Find remedy for post load blocked because it doesn’t appear in the worker-src directive of co...
Project Overview We are seeking an experienced Load and Stress Testing Specialist to assess and validate the performance, scalability, and resilience of a supplier-hosted ticketing system. The objective is to ensure optimal performance under expected peak loads and extreme stress conditions, while identifying bottlenecks, failure points, and improvement areas. Key Responsibilities 1. Load Testing - Design and execute load testing scenarios simulating high concurrent user traffic. - Validate system performance against defined SLAs (response times, throughput, latency). - Identify bottlenecks across application, API, database, and infrastructure layers. - Provide detailed performance reports with actionable recommendations. 2. Stress Testing - Execute stress testing to determine system lim...
QA + Performance Tester Needed: WordPress WooCommerce Website + Flutter Inventory App (API) – Speed Issue Project Summary We have a WordPress + WooCommerce website and a Flutter inventory app connected via API. Both are running very slow and we need a tester to find the exact causes and provide a fix plan. Problems Slow website loading (especially product/shop pages) Heavy product listing/media causing delays Flutter app screens load slowly due to slow/large API responses Search/filter feels laggy What You Need To Do Test key flows (browse, search/filter, cart/checkout on website + inventory flows in app) Measure performance (page speed + API response time + app screen load time) Identify bottlenecks (frontend, plugins, images, server, database, API, app-side) Share a p...
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