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Karma is a powerful JavaScript test runner that simplifies the process of executing unit tests for your web applications. It allows developers to automate testing across multiple browsers and environments, ensuring your JavaScript code is robust and reliable. A Karma JavaScript Specialist is an expert in setting up, configuring, and optimizing Karma to enhance your testing workflow, catch bugs early, and improve code quality.
Need a Karma JavaScript Specialist to elevate your project's testing capabilities? Freelancer is the best place to find one. With the widest range of experienced professionals, Freelancer makes it easy to hire a specialist who fits your needs and budget. Over 80% of Fortune 500 companies use Freelancer, trusting its safe and efficient platform.
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9.4
9.4
98%

Karachi, Pakistan
$20 USD per hour
At Digital Arcanum, we don’t just deliver services — we build complete digital growth systems. With over a decade of experience, we’ve worked with global brands and multi-million to multi-billion dollar companies, helping them scale through strategy, technology, and performance marketing. Every project is personal. We go beyond templates and generic execution to create high-performance digital ecosystems that drive traffic, engagement, and conversions. Strategy First — The Real Game Changer We don’t believe in random posting or design. Every action is backed by data, intent, and business goals. From first impression to final conversion, everything is connected. If your brand is posting but not growing or your website isn’t converting — you don’t need more content, you need the right system. 👉👉Social Media & Performance Marketing We are social media growth specialists, not just managers. We build and scale brands across: Instagram, Facebook, TikTok, and YouTube Our services include: Social media strategy & content systems High-quality design (Adobe Photoshop & Illustrator) Reels & video editing (Adobe Premiere) AI-powered content (ChatGPT, Claude) Copywriting & engagement optimization Meta Ads & Google Ads (conversion-focused) Retargeting & scaling strategies Goal: Turn attention into revenue 👉👉Website Development & Automation We build fast, scalable, SEO-optimized platforms: 👉WordPress, Shopify, Webflow, Wix, Squarespace 👉GoHighLevel (GHL) funnels, landing pages, CRM 👉Full-stack solutions & API integrations 👉Automation using n8n & CRM workflows 👉SEO & Branding We drive long-term growth through: Keyword research & technical SEO Content strategy & optimization eCommerce SEO We also create premium brand identities: 👉Logo design & corporate identity 👉Marketing collaterals, packaging, pitch decks 👉UI/UX for websites & mobile apps Why Digital Arcanum 👉1000+ successful projects 👉Experience with global brands 👉Strategy-first approach 👉Strong focus on ROI 👉Built-in quality checks 👉24/7 operations Final Thought Most agencies deliver services. We build systems that scale businesses. Digital Arcanum — Where Strategy Meets Growth

9.7
9.7
98%

Gurugram, India
$45 USD per hour
Custom Software, AI and SaaS Product Studio. 14 Years, One Platform. We have built exclusively on Freelancer.com for 14 years. 500+ projects delivered. 5.0 rating across 512 reviews. 23% repeat hire rate. This is our only sales channel, so every project gets our full attention, not overflow from an agency spread across ten platforms. What we build Custom software and SaaS platforms. Full stack, scalable, built to hand off cleanly. AI native products. ChatGPT, Claude and Gemini integrations, AI chatbots, voice agents, workflow automation. Ecommerce and marketplaces. Shopify, WooCommerce, multivendor platforms. WordPress, Laravel, React, Next.js and Node.js. Production grade, not template work. You will work directly with Akash (CTO, 14 years on this platform) and Shubham or Divya (client relationship leads, named by clients in reviews going back years). The same people from your first message to final delivery. No account handoffs, no rotating project managers. 152 professional recommendations back that consistency. 100% in house team. No outsourcing. We treat every project as if we are the ones maintaining it three years from now, because often we are. Some clients have stayed with us since 2012. If your project does not need custom development, we will tell you before you spend the money. Core expertise Frontend: React, Next.js, Vue, Angular, TypeScript Backend: Node.js, Express, NestJS, Laravel, FastAPI, Core PHP Mobile: React Native, Flutter Databases: PostgreSQL, MongoDB, MySQL, Supabase Cloud: AWS, Google Cloud, Docker AI and Automation: OpenAI, Claude and Gemini APIs, RAG pipelines, LangChain, AI agents CMS and Ecommerce: WordPress, Shopify, WooCommerce, Wix, Squarespace, BigCommerce, Magento, Joomla, OpenCart, Weebly, Webflow, GoDaddy Website Builder, headless CMS Payments, Billing and Subscriptions: Stripe, Stripe Connect, PayPal, Razorpay, WooPayments, NOWPayments, ccBill, LemonSqueezy, Peppol Voice and Telephony: VAPI for inbound and outbound call orchestration with function calling, Twilio for phone number provisioning CRM and Automation: HubSpot, Zapier Lead Generation and Landing Pages: HubSpot, Odoo, Webflow, GoHighLevel, Apify, Outscraper Email and Communication: Postmark, Nodemailer, Mailivery, Gmail API, Microsoft Graph API, Yahoo IMAP, SendGrid AI Assisted Development: Cursor, Replit, Bubble, WeWeb, Lovable, Bolt, Base44 Let's talk about what you are trying to build.

8.5
8.5
97%

Mahendergarh, India
$25 USD per hour
Hello! My name is Priyanka .I am a Full-Stack Web Developer & Designer with 11+ years of experience building high-performance, secure, and scalable websites and apps for startups, agencies, and enterprises. I help businesses transform ideas into powerful digital solutions that look great, work flawlessly, and drive results. ✅ What I Can Do For You: ✓CMS – WordPress, WooCommerce, Shopify, Shopify Plus, Squarespace , Wix, Framer, Joomla, Magento, PrestaShop, BigCommerce, CS-Cart, Opencart, Laravel, React , Strapi , Next.js, Sanity etc. ✓CMS & Page Builders – Elementor, Divi, Avada , Gutenberg, Webflow, Shopify Builder, GemPages , Replo, Beaver Builder , Bricks Builder, Wix , Duda etc. ✓UI/UX Design & Development – Modern, responsive, conversion-focused interfaces, Figma, Photoshop, illustrator, Canva ✓Website Maintenance & Optimization – Speed, performance, SEO, and security improvements ✓API & Payment Integrations – Stripe, PayPal, 2Checkout, cin7 api , and other third-party services ✓No-Code / Low-Code Development – Webflow, Bubble, Wix, Framer,GHL, Zoho, Lovable ✓MEAN stack : ( Angular.js, Node.js, react native, Next.js, NestJS, React JS, Vue.js, Python , n8n ) ✓CRM Integrations (GoHighLevel , Zoho, HubSpot, Kajabi , Odoo , Inventory Management) ✓Frameworks : Laravel, Codeigniter, cake PHP, Vue.js, Angular, React, Next js , React Native ✅ Why Clients Choose Me: ✔ Top-Rated & Trusted ✔ Clean, Scalable, and Secure Development ✔ Strong Communication and Collaborative Approach ✔ Long-Term Support I am passionate about creating web solutions that make an impact. Whether you need a custom website, e-commerce platform, SaaS application, or ongoing development support, I’m ready to deliver results that exceed expectations. 📩 Ready to start immediately and let’s build something exceptional together !

9.8
9.8
93%

Dhaka, Bangladesh
$20 USD per hour
➡️ Mediusware | AI-Powered SaaS & Web Development Company | Automation & Scalable Systems Most projects fail due to slow execution, manual processes and poor scalability. We solve that with AI-powered development, automation systems and a dedicated expert team. I’m Shahin, CEO of Mediusware — an AI-powered software development company helping startups and growing businesses build, automate and scale products faster and more efficiently. We don’t just develop software. We combine AI, automation and engineering systems to build smarter, faster, and more scalable solutions. 💡 Why Mediusware → AI-powered development workflows for faster and more efficient delivery → Automation-first approach to reduce manual work and operational costs → Dedicated team model with project manager, developers, QA, and designer → System-driven execution with clear processes and predictable outcomes → Reliable communication and structured project tracking → Long-term scaling and optimization support 🛠️ Our Expertise → SaaS product development from MVP to scalable platform → AI-powered applications and intelligent systems → Automation systems using n8n, Zapier, Make and custom workflows → AI and Machine Learning integrations including LLMs, chatbots, and data-driven features → Business process automation and workflow optimization Web & Software Development → Frontend: React, Next.js, Vue → Backend: Node.js, Laravel, Python Django, Java, .NET → API development and third-party integrations Mobile Development → Cross-platform: Flutter, React Native → Native iOS: Swift, Objective-C → Native Android: Kotlin, Java → Hybrid frameworks: Ionic, Xamarin → Progressive Web Apps for mobile-ready web solutions CMS & No-Code Platforms → WordPress development and customization → Shopify stores and eCommerce solutions → Wix websites → Webflow design and development Design & Product → UI and UX design using Figma with product-focused approach Support & Scaling → Maintenance, optimization, and performance scaling ⚙️ How We Deliver → Understand your business goals and automation opportunities → Design system architecture and workflow strategy → Execute using AI-accelerated development and automation tools → Build scalable systems, apps, and automation pipelines → Provide regular updates with full transparency → Continuously improve performance and efficiency 📈 What You Get → Faster delivery with AI-powered execution → Reduced operational costs through automation → Scalable systems built for growth → Clean, maintainable, production-ready code → Reliable team with no single point of failure → Strong project management and accountability → A long-term technical and automation partner 🤝 Let’s Build If you're building a SaaS, automating your business, or scaling your product: → Send a message → Get a clear scope, automation plan, and execution roadmap

8.9
8.9
97%

lahore, Pakistan
$50 USD per hour
✅ Core Expertise Web & App Development | SaaS & CRM Systems | AI Solutions | Automation | Digital Experience Web Development & Design – Modern, responsive, SEO-optimized, high-converting websites Mobile App Development – Cross-platform & native (Android & iOS) SaaS / CRM Platforms – Scalable systems & enterprise-grade applications, dashboard development Automation & Workflows – N8N, Zapier, Make.com, Zoho integrations SEO & Performance Optimization – Technical SEO, speed, and conversion optimization ✅ What I Offer 🤖 AI & Machine Learning AI-powered applications & intelligent systems Chatbots, NLP & Generative AI AI Agents & workflow automation Predictive analytics & data-driven solutions 🏗 Development & Architecture Full-Stack Development (UI/UX + Backend Engineering) REST & GraphQL API Development Scalable backend systems (Django, FastAPI, Node.js, ASP.NET) Software Architecture & System Design 🛒 E-Commerce & CMS Shopify & Custom E-Commerce Solutions WordPress Development (Elementor, Custom Themes) Payment gateway & third-party integrations ⚙️ Automation & Engineering Web scraping & data extraction Workflow automation systems AI-driven process automation Microcontroller & hardware integrations ✅ Additional Capabilities (Positioned as supporting skills, not core focus) Technical Writing & Documentation Project Management (Agile, Asana, workflows) UI/UX & Graphic Design fundamentals Word processing & structured documentation Data handling & operational support systems ✅ Tech Stack Python, JavaScript, C#, Dart, Java, Swift Django, Flask, FastAPI, Node.js, NestJS, ASP.NET Core React, Next.js, Vue, Angular | Flutter PostgreSQL, MongoDB | Docker, Kubernetes, AWS, GCP PyTorch, Scikit-learn, OpenAI N8N, Zapier, Make.com, Zoho ✅ Why Work With Me 8+ Years of Proven Experience Clean, Scalable & Maintainable Architecture Strong Communication & Remote Collaboration Business-Focused & Results-Driven Approach On-Time Delivery with High-Quality Standards

7.7
7.7
93%

Lahore, Pakistan
$20 USD per hour
I help startups, enterprises, and growing businesses build secure, scalable, AI-powered software solutions—from modern web and mobile applications to cloud infrastructure, DevOps automation, and enterprise integrations. With 7+ years of experience and hundreds of successful projects delivered worldwide, I specialize in designing production-ready applications, cloud-native architectures, AI automation, and business systems that improve performance, security, and operational efficiency. Core Expertise • AI-Powered Applications & Automation (OpenAI, Claude, LangChain) • Full-Stack Development (Laravel, PHP, .NET, Node.js, React, Next.js, Vue) • Mobile App Development (Flutter, React Native, Android & iOS) • Cloud Infrastructure (AWS, Azure, Google Cloud Platform) • DevOps & CI/CD (Docker, Kubernetes, GitHub Actions, GitLab CI/CD) • REST APIs, GraphQL & Third-Party Integrations • Shopify, WordPress & Custom SaaS Development • Microservices & Enterprise Software Architecture • Database Design (MySQL, PostgreSQL, MongoDB, Redis) • Google Workspace, Microsoft 365 & Zoho Email Migrations • Email Deliverability & DNS (SPF, DKIM, DMARC, BIMI, Cloudflare) • Server Administration (Linux, Windows, Apache, Nginx) Why Clients Hire Me ✔ End-to-end software development—from idea to deployment ✔ AI integration for modern business applications ✔ Production-ready cloud infrastructure & DevOps automation ✔ Secure, scalable, and maintainable code ✔ Expert in complex email migrations and deliverability optimization ✔ Strong communication, fast turnaround, and long-term support Whether you need an AI-powered SaaS platform, enterprise web application, mobile app, cloud migration, DevOps automation, API integration, or secure email infrastructure, I deliver solutions built for reliability, scalability, and business growth. Let's build innovative software that scales with your business.

3.9
3.9
97%

karachi, Pakistan
$15 USD per hour
💼 Smart Digital Solutions for Modern Businesses 🚀 Innovating brands through technologies, creativity, and automation. your trusted partner for end to end digital transformation. We specialize in building high performing, scalable, and user centric digital solutions that empower startups and enterprises alike to grow faster and smarter. 🌐 Our Expertise: 📱 Mobile Application Development: From idea to App Store — we design and develop custom iOS and Android applications using Flutter, React Native, and native technologies. ☑️ Cross platform & native development ☑️ API integration & backend connectivity ☑️ UI/UX optimization for smooth user experience 💻 Web Development: Our team builds secure, fast, and responsive web solutions that elevate your online presence. ☑️ WordPress, Laravel, React, and Next.js ☑️ E-commerce, portfolio, and enterprise sites ☑️ SEO friendly architecture and performance tuning 🛒 Shopify Development: We craft high conversion Shopify stores that drive sales and deliver a seamless shopping experience. ☑️ Store setup & theme customization ☑️ Product optimization & integrations ☑️ Shopify Plus & app development 🤖 Automation & AI Solutions Streamline your operations with intelligent automation tools and AI integrations that save time and reduce costs. ☑️ Workflow automation (Zapier,n8n, GHL,Vapi, Make.ai, custom scripts,all automation and all chatbot & voice agent) ☑️ Chatbots, AI-driven analytics, and process automation 🧩 CMS Development: We deliver custom and flexible CMS platforms that give you full control over your content. ☑️ WordPress, Webflow, Joomla, and custom CMS ☑️ Secure, scalable, and SEO ready solutions 🎨 Branding & Creative Design: Our creative team builds strong, memorable brands that resonate with your audience. ☑️ Logo design, visual identity, and brand guidelines ☑️ UI/UX design for web & mobile platforms ✍️ Content Writing & Strategy: Great content powers great brands. We write SEO optimized, audience focused content that boosts engagement and conversions. ☑️ Website copy, blogs, and product descriptions ☑️ Marketing & technical content What We Offer: ☑️ 100% Client Satisfaction Rate ☑️ 1000+ Satisfied Clients ☑️ Clients in 25+ Countries ☑️ Quick Response Time < 5 - 10 minutes ☑️ 5-Star Rated Profile Across All Platforms ☑️ Support 5 Working Days/Week in EST, PST, MST, GMT Why Choose Us? ☑️ Proven Experience With Startups, SMEs & Enterprises. ☑️ Scalable to Handle Projects of All Sizes. ☑️ Fast Turnaround, Quality Control & Ongoing Support. Whether you need a mobile app, a custom website, or AI-powered automation, ready to turn your vision into reality.

6.9
6.9
100%

Gurgaon, India
$15 USD per hour
We're a full-service web & digital team of freelancers — 10+ years in business, 400+ websites delivered, 80+ five-star reviews. One expert team handles your website, store, SEO, ads, analytics, and social — so you're never juggling freelancers or chasing handoffs. Clients stay with us because we're reliable, deadline-driven, and obsessed with the details that move revenue. "Nailed it every time, 100/100." · "Finished before the deadline — professional throughout." · "Quick and efficient. I cannot recommend them highly enough." ━━━━━━━━━━━━━━━━━━━━━━ WHAT WE DELIVER ━━━━━━━━━━━━━━━━━━━━━━ 🌐 WEBSITE DESIGN & DEVELOPMENT WordPress · Elementor · Divi · Wix · Webflow · Squarespace · custom New builds, redesigns, migrations, speed optimization, malware removal, ongoing maintenance, custom features & plugins — conversion-focused sites, not just pretty templates. 🛒 E-COMMERCE STORES Shopify · WooCommerce Fast, mobile-first stores built to sell — product pages, checkout & payment setup, migrations, redesigns. 📈 PAID ADVERTISING Google Ads · Google Shopping · Meta (Facebook & Instagram) Ads Campaign setup & optimization that puts the right buyers in front of your offer. 🔍 SEO Technical & on-page SEO, Google Search Console, indexing, and Merchant Center — so customers find you organically. 📊 ANALYTICS & TRACKING Google Analytics (GA4), Google Tag Manager, conversion tracking, DNS & domain setup — decisions backed by real data. 🔗 INTEGRATIONS & AUTOMATION API & third-party integrations, payment gateways, and Zapier / no-code automation that connect your tools and save you hours. 📱 SOCIAL MEDIA MANAGEMENT Content planning, posting, and account management that keep your brand in front of buyers. ━━━━━━━━━━━━━━━━━━━━━━ WHY CLIENTS TRUST US ━━━━━━━━━━━━━━━━━━━━━━ ✓ Reliable — 99% on-time, 99% on-budget ✓ Detail-obsessed — a flawless finish, every time ✓ Fast — deadlines hit, often early ✓ One team for your site, store, ads, SEO & social — no juggling freelancers ✓ 400+ sites · 80+ five-star reviews · 16% repeat-hire rate ━━━━━━━━━━━━━━━━━━━━━━ Building something new, fixing what's broken, or scaling what already works? Send us what you need and where you're stuck — we'll reply fast with honest, expert advice on the best path forward. No obligation.

6.8
6.8
97%

CHENNAI, India
$45 USD per hour
I’m a passionate full-stack engineer with over 16 years of industry experience. Over these years, I’ve worked on countless projects with a myriad of Technologies. with very strong emphasis in the big 3 core fundamentals of front-end engineering; HTML5, CSS3 & JavaScript. I’m passionate and honest engineer, who values ethics & core values over money.
A Karma JavaScript specialist is a test automation engineer who configures and runs Karma, the JavaScript test runner originally built by the AngularJS team, to execute unit tests across real browsers in continuous integration pipelines. These freelancers set up reliable test infrastructure that catches regressions early, accelerates release cycles, and gives development teams confidence that their JavaScript code works across Chrome, Firefox, Safari, Edge, and headless environments.
Hiring a Karma specialist on Freelancer.com gives you access to engineers who understand both the runner itself and the broader JavaScript testing ecosystem it integrates with — Jasmine, Mocha, Chai, Sinon, Istanbul code coverage, and modern build tools like webpack and Rollup. Whether you are maintaining a legacy AngularJS application, adding test coverage to a React or Vue project, or rebuilding a fragile CI pipeline, a Karma expert turns flaky test suites into deterministic, fast-running checks.
Karma freelancers handle the full lifecycle of browser-based JavaScript unit testing. They write configuration files, integrate the runner with your build system, debug cross-browser failures, and tune the suite for speed and reliability. Common deliverables include:
Karma rarely operates in isolation. A capable specialist is fluent across the surrounding JavaScript testing stack and the frameworks Karma is most often paired with. Expect proficiency with:
Browser-based JavaScript testing matters anywhere reliable web software ships. Karma specialists are commonly engaged by:
The right Karma freelancer combines deep knowledge of the runner with broader JavaScript engineering judgment. When reviewing candidates, look for:
Useful interview questions to ask shortlisted candidates:
Freelancer.com gives you access to a global community of JavaScript engineers, test automation experts, and front-end developers with hands-on Karma experience. You can post a project on Freelancer.com and receive competitive bids within hours, compare portfolios side by side, and chat with candidates before committing. Clients on Freelancer.com set their own budgets and timelines, which means you stay in control of scope while the marketplace surfaces specialists at the experience level that matches your project.
Because freelancers on Freelancer.com cover every time zone, you can find someone available to work synchronously with your team or pick up overnight progress. Milestone Payments protect both sides of the engagement, so funds are only released when work meets your standards.
Hiring the right Karma specialist comes down to writing a clear brief, reading bids carefully, and verifying portfolio evidence before you award. The steps below walk you through the process on Freelancer.com, with specific guidance on what matters when the work involves test runners, browser launchers, and CI pipelines.
Your project post is the single biggest determinant of bid quality. A precise brief filters out generic JavaScript developers and attracts engineers who genuinely understand Karma, its plugin ecosystem, and the framework your code is built on. Head to the
Bids are short proposals, not just price quotes. A strong Karma bid shows the freelancer has read your brief, understood the framework and CI context, and has a credible plan for execution. Read each proposal for technical reasoning, not just rate.
The final decision should combine proposal quality with profile evidence. For Karma work, consistency matters more than a single impressive example — you want someone who has reliably delivered test infrastructure across multiple projects, not a developer who has touched Karma once.
A focused configuration job — setting up karma.conf.js, integrating with CI, and getting a baseline suite running — often takes a few days to a couple of weeks. Larger engagements involving test writing, migration from older runners, or coverage enforcement across a large codebase can extend over several weeks. Scope, codebase size, and the state of the existing tests are the main drivers.
Yes. Many clients hire Karma freelancers specifically to repair a broken pipeline, migrate away from deprecated launchers like PhantomJS, or stabilize flaky tests. Freelancer.com supports both fixed-price one-off projects and longer hourly engagements, so you can match the contract to the work.
Karma is the test runner — it launches browsers, loads your code and specs, runs the tests, and reports results. Jasmine is a testing framework that provides the describe, it, and expect syntax for writing the specs themselves. Karma works with Jasmine, Mocha, or QUnit, so you choose the framework and Karma handles execution.
Karma remains widely used, especially in AngularJS and Angular codebases where it is the default runner, and in any project that needs true cross-browser unit testing. Many teams keep Karma in production while adopting newer runners for new code. A specialist can advise whether to maintain, extend, or migrate based on your specific stack.
If your need is focused on configuring the runner, writing unit tests, fixing CI integration, or stabilizing a JavaScript test suite, an individual Karma specialist is usually the faster and more cost-effective option. Agencies make more sense when you also need manual QA, end-to-end testing, performance testing, and test strategy bundled together.

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