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9.8
9.8
98%
Rajkot, India
$7 USD per hour
18+ Years | Unity Games, Mobile & Web Apps | Top-Ranked on Freelancer Hi there! I'm Ghanshyam, and I lead the team here at Keshav Infotech. Our journey started in 2006. Back then, my partner Samir and I had just three computers (one was borrowed!) and a tiny workspace. Today, we have grown into a team of 75+ experts working from our 5,000-sq-ft office. We aren't just "tech guys." We are "techpreneurs" who love building great products. Game Development Building games is some of the most rewarding work we do. Our team develops high-quality Unity games, and we bring the same discipline to a game project that we bring to any app: clear planning, tight testing across devices, and regular reviews so you always know where things stand. If you have a game idea, we would love to hear it. Everything Else We Build Games are one part of what we do. Over 18 years we have built a wide range of products for our clients: Mobile Apps: iOS, Android, and Flutter Specialized Apps: BLE, IoT, NFC, and Hardware integration Web Development: Laravel, Node.js, React, Vue, WordPress, and Shopify Design: Modern UI/UX design for apps and websites Why Work With Us? We combine 18 years of deep experience with the speed of modern AI. Faster Delivery: We use the latest AI tools (Cursor, Claude, ChatGPT) to write and check code faster. Better Pricing: By working efficiently and reusing our own tested components, we save time on manual tasks and pass those savings on to you. Proven Quality: We are in the Top Rank of the Freelancer.com community with a very high repeat-hire rate. How We Work (Step-by-Step) We follow a clear process so there are no surprises: Scope: We create a detailed study document of your requirements. Planning: We build wireframes and data flow diagrams. Design: We create the system design and all app screens. Testing Plan: We define test cases for all devices. Development: Our team starts the programming phase. Review: Regular updates and reviews with you. Launch: Final testing, bug fixing, and deployment to your server. Availability & Communication Response Time: Usually within 12 hours. Working Days: Monday to Saturday. Working Hours: 10:00 AM to 8:00 PM. Our goal: We aren't looking for a "one-time project." We want to build a long-term business relationship with you. We guarantee our work and won't stop until you are 100% happy. Ready to start? Let's chat about your project!
9.6
9.6
100%
NAGPUR, India
$50 USD per hour
Hello, I am Full Time Expert Techno-Functional Freelance Analyst having in-depth Experience in various programming languages including VBA/Macro Programming for entire MS Office suite including: - Excel - Word - Powerpoint - Outlook - MS Access As Excel Expert I can build complete solution for your various complex problems running on click of button. I build automated Web Scrappers by means of most efficient and fastest methods. I perform end to end functional testing of applications and websites. Additionally I have expertise in PHP, MySQL, HTML, CSS and Java too. I provide long term support for the developed solutions. I am always reachable on freelance chat. Please Hire Me if you would like to further discuss any prospect. Thanks, Jay
7.3
7.3
100%
YAMUNANAGAR, India
$12 USD per hour
🚀 Top-Rated Web Developer & Graphic Designer | 8+ Years Experience Hello! I’m Aastha, a professional Web Developer & Graphic Designer with 8+ years of experience helping businesses build strong brands and professional online presence. I combine creative design with practical web development to deliver clean, modern, responsive, and user-friendly websites and high-quality visual designs. 💻 Web Development ✔ WordPress & WooCommerce ✔ Shopify ✔ Wix & Squarespace ✔ Webflow ✔ HTML, CSS & Core PHP ✔ Website Design, Redesign & Customization ✔ E-commerce & Landing Pages 🎨 Graphic Design ✔ Logo & Brand Identity ✔ Business Cards & Stationery ✔ Brochures, Flyers & Posters ✔ Social Media & Ad Creatives ✔ Banners & Marketing Materials ✔ PowerPoint Presentations ✔ Photoshop Editing & Vectorization ⭐ Why Work With Me? ✔ 8+ Years of Professional Experience ✔ Creative + Technical Expertise ✔ Clean, Professional & Detail-Oriented Work ✔ Fast & Reliable Communication ✔ On-Time Delivery ✔ Client-Focused Approach Whether you need a website, online store, logo, branding, or marketing graphics, I can handle your project from concept to final delivery. 🌐 Portfolio: WordPress | Wix | Shopify Have a project in mind? Send me a message — I’d love to bring your idea to life! Warm Regards, Aastha
9.7
9.7
98%
Gurugram, India
$30 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.
6.1
6.1
97%
dewas, India
$15 USD per hour
Welcome In GraphicsVolume!! In Designing section we are providing graphics related all work as well as Video creation & editing. Like - Logo, Banner, Poster, Business card, Employee ID Card, Flyer, T-shirt, Hoarding, Broucher, logo intro animation, video, Figma and xd design etc We are believe in quality work. Thanks
8.3
8.3
94%
indore, India
$15 USD per hour
With 10+ years of experience, we’ve delivered innovative and impactful Software and Mobile app solutions that help businesses grow, streamline operations, and stay ahead in today’s competitive market. We’ve empowered 50+ businesses and every type of industry with cutting-edge software and mobile app solutions, enhancing efficiency, scalability, and digital transformation. Empowering Businesses with Cutting-Edge Technology Our solutions help businesses automate, optimize, and scale various aspects of their operations: ✅ Business & Operations – Custom ERP Solutions, AI-powered Decision Support, Process Automation ✅ Sales & CRM – Omnichannel Sales, Advanced CRM, AI Chatbots, Customer Loyalty Programs ✅ Inventory & Supply Chain – Real-time Tracking, Automated Procurement, Smart Stock Replenishment ✅ Financial & Payments – Secure Payment Gateway, Multi-currency Support, Automated Invoicing ✅ AI & Analytics – Predictive Insights, Business Intelligence Dashboards, Real-time Reports ✅ Workforce Management – HR & Payroll Automation, Performance Analytics, Employee Tracking ✅ Marketing & E-commerce – Personalized Promotions, SEO & Ad Tracking, Social Media Automation ✅ Cloud & Security – Remote Accessibility, Cybersecurity Protection, Automated Data Backup Technologies We Specialize In ✔ Mobile Apps: React Native, Flutter, Swift (iOS), Kotlin & Java (Android) ✔ Web Development: Angular, React, Vue, Next.js, Node.js, Express ✔ Back-end Development: Python, Node.js, PHP, Laravel, CodeIgniter B2B Platforms & Custom Solutions ✔ ERP & CRM Software ✔ POS (Point of Sale) Systems ✔ Inventory & Supply Chain Platforms ✔ Fleet & Transport Management ✔ Vendor & Procurement Systems ✔ Cross-Border Invoice Platforms ✔ Business Intelligence & Data Analytics ✔ Corporate Learning & Field Service Software ✔ Collaboration & Payroll Management Tools Let’s Build the Future Together! Thank you for learning about Bluewebspark Technologies and our expertise in AI, software, and mobile app development. Every project is an opportunity to share our decade of experience, innovation, and expertise. Serving clients across the USA, Canada, UK, Australia, UAE, Europe, and beyond! Let’s turn your vision into reality—connect with us today! ?✨
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
8.5
8.5
94%
BIKANER, India
$15 USD per hour
Core Techies is a software development and AI engineering company helping startups and enterprises build scalable digital products, automation systems, AI-powered solutions, and SaaS platforms. Since 2013, we have successfully delivered 200+ projects across web applications, mobile apps, backend systems, enterprise software, workflow automation, and AI-powered products. Our expertise includes: 🚀 AI Agents & AI Applications Custom AI agents, conversational AI systems, RAG applications, LLM integrations, document intelligence, and business process automation. ⚡ Workflow Automation n8n, Make.com, Zapier, CRM automation, sales workflows, operational automation, lead management, customer support automation, and system integrations. 📱 Mobile App Development Flutter, Android, iOS, React Native, Firebase-powered applications, MVP development, and enterprise mobile solutions. 💻 Web & SaaS Development React, Next.js, Node.js, Python, Java, Spring Boot, custom SaaS platforms, admin dashboards, multi-tenant systems, and enterprise applications. 🔌 API & System Integrations CRM, ERP, payment gateways, third-party APIs, cloud services, communication platforms, and business system integrations. ☁️ Cloud & DevOps AWS, Google Cloud, Docker, Kubernetes, CI/CD, deployment automation, and scalable cloud infrastructure. Our team focuses on building practical solutions that improve operations, automate workflows, reduce manual effort, and help businesses scale efficiently. Whether you need an AI-powered product, SaaS platform, mobile application, automation workflow, or enterprise software solution, we can help transform your idea into a production-ready system.
8.3
8.3
100%
Indore, India
$25 USD per hour
Nliven Technologies is a Software Development & Information Technology consulting company. Founded in year 2002 we provide our services in Software Application development, Testing, Maintenance, Server Administration (including Cloud Servers), Networking Solutions, Internet Marketing, Web and Graphics Designing, Domain registration and web hosting. We work on wide spectrum of technologies viz. Artificial Intelligence, Data Analytics and Insights, Data Scraping, Intelligent GPS Tracking Systems, Online Digital Publishing, ERP Applications, Social Networking Services, Content Management Systems, e-Commerce Web-applications, Hybrid Mobile Applications etc. We specialise in creating cutting edge applications for both mobile and web in cost effective and timely manner. Our core areas of expertise include: - Web application development - Mobile application development - Artificial Intelligence (AI) - Server Administration
Software performance testing is the engineering practice of measuring how an application behaves under load, stress, and scale to verify it meets speed, stability, and capacity requirements before release. A software performance testing expert designs test scenarios, executes load simulations, profiles bottlenecks, and reports actionable findings that protect revenue, user experience, and infrastructure budgets. Hiring a freelance performance testing specialist gives you access to deep tooling expertise without the overhead of a full-time QA team.
A performance testing engineer turns vague concerns like "the app feels slow" into measurable, reproducible evidence. They build scripts that mimic real user traffic, run them against staging or production-like environments, and isolate the layer responsible for latency, errors, or memory leaks. The output is a test suite you can re-run on every release plus a remediation report your developers can act on immediately.
Typical engagements cover load testing, stress testing, spike testing, soak (endurance) testing, scalability testing, and volume testing. The freelancer correlates application metrics with infrastructure telemetry to pinpoint whether the constraint sits in code, database queries, network, caching layers, or autoscaling configuration. This work directly reduces downtime risk, supports capacity planning, and validates SLA commitments before customers ever notice a problem.
Tool fluency is one of the strongest signals of seniority. Look for hands-on experience with load generation tools such as Apache JMeter, Gatling, k6, Locust, Tsung, and Micro Focus LoadRunner. For observability, strong candidates use Prometheus, Grafana, the ELK stack, Datadog, New Relic, or Dynatrace to correlate response times with CPU, memory, GC activity, and database load.
Cloud-native engagements often require knowledge of Kubernetes resource limits, horizontal pod autoscaling, service meshes like Istio, and managed load testing services such as AWS Distributed Load Testing or Azure Load Testing. For protocol-level work, expect familiarity with HTTP/2, HTTP/3, MQTT, AMQP, and SQL/NoSQL drivers across PostgreSQL, MySQL, MongoDB, Redis, and Cassandra.
Performance testing matters most where latency, throughput, or downtime directly affects revenue or safety. Common industries include e-commerce platforms preparing for Black Friday traffic, fintech and trading systems with strict latency budgets, SaaS providers validating multi-tenant scalability, online gaming and streaming services, healthcare platforms handling clinical workloads, and logistics or telecom systems with high event throughput.
Typical project triggers include a planned product launch, migration to microservices or Kubernetes, a recent production incident, onboarding of a large enterprise customer, or contractual SLA validation requested during procurement.
Strong freelancers combine scripting ability with systems thinking. Their portfolio should show concrete workload models, before-and-after metrics, and reports that translate raw numbers into business impact. Look for ISTQB Advanced Level Performance Testing certification, cloud certifications (AWS, Azure, GCP), and experience across at least two major load testing tools.
Useful interview questions you can copy and use:
Strong answers reference percentile-based SLAs (p95, p99) rather than averages, distinguish between client-side and server-side bottlenecks, and show comfort reading thread dumps, garbage collection logs, and database execution plans.
Performance testing overlaps with several disciplines you may want covered in the same engagement: test automation, site reliability engineering (SRE), DevOps and CI/CD pipeline design, chaos engineering, security testing, database administration, and cloud architecture. Many freelancers on Freelancer.com offer combined QA automation and performance engineering services, which is efficient for smaller teams.
Freelancer.com gives you access to a global pool of performance engineers across every major tool, stack, and time zone. You can compare bids from JMeter specialists, k6 scripters, LoadRunner veterans, and full-stack SREs side by side, review verified portfolios, and read client feedback from previous performance engagements. Whether you need a one-week pre-launch load test or an ongoing performance regression suite, you can post a project on Freelancer.com and receive proposals within hours. Clients set their own budgets and let qualified freelancers on Freelancer.com bid competitively, which keeps cost aligned with scope.
Ready to validate that your application can handle real-world traffic?
Hiring the right performance engineer comes down to writing a brief that exposes the technical reality of your system, then reading bids carefully for diagnostic thinking rather than tool name-dropping. The steps below walk you through posting your project, evaluating proposals, and awarding the work with confidence.
The quality of bids you receive is directly proportional to the specificity of your brief. Performance testing engagements depend on stack details, traffic expectations, and acceptance criteria — vague briefs attract generic proposals, while detailed briefs attract engineers who can already see the shape of the work. Head to the
Bids on performance testing projects are mini-proposals, not just quotes. A strong proposal shows that the freelancer has read your brief, understood your stack, and already has a hypothesis about how they would approach the workload model and tooling. Use Freelancer.com's chat to ask clarifying questions before shortlisting.
The final decision should balance proposal quality with profile evidence. For performance testing, look for consistency across multiple past projects — anyone can deliver one good load test, but you want someone who has done it repeatedly across different stacks. Review portfolios for the kinds of reports, dashboards, and root-cause analyses that match what you need.
A focused load test against a defined set of endpoints typically takes one to three weeks, covering scripting, baseline runs, tuning iterations, and reporting. Larger programs that include CI/CD integration, multiple environments, and capacity modeling often run four to eight weeks. The single biggest variable is environment readiness — test data and a production-like staging environment usually determine the timeline more than the testing itself.
Performance testing is the umbrella discipline that measures responsiveness, stability, and scalability under various conditions. Load testing is one type of performance test that specifically validates behavior under expected production load. Stress, spike, soak, and scalability tests are other branches of the same discipline, each answering a different question about how the system holds up.
Yes, this is one of the most common engagement patterns. A freelancer can script your critical user journeys, run baseline and target-load tests, identify bottlenecks, and hand over the scripts so your team can re-run them later. Many clients start with a one-off project and re-engage the same freelancer before subsequent releases.
For a defined scope — a specific API, web app, or release milestone — an experienced freelancer is usually faster and more cost-effective than an agency. Agencies make more sense when you need a multi-discipline QA program covering functional, security, accessibility, and performance testing simultaneously across many products. You can also assemble a small team of specialists on Freelancer.com if your scope grows.
Expect to provide access to a test environment, sample test data, target performance criteria (response time, throughput, error rate, concurrent users), a list of critical user journeys or API endpoints, and any existing APM dashboards. The more representative the test environment is of production, the more reliable the findings will be.
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