Java Developers For Hire
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Sponsored Freelancers
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✪ ✪ ✪ IN TOP 1% Freelancers of Freelancer.com ✪ ✪ ✪ We’re a Pakistan-based software development team helping startups, SMBs, and enterprises build high-quality digital products — fast and efficiently. From mobile apps and custom websites to eCommerce platforms and AI-powered solutions, we turn your ideas into real,...✪ ✪ ✪ IN TOP 1% Freelancers of Freelancer.com ✪ ✪ ✪ We’re a Pakistan-based software development team helping startups, SMBs, and enterprises build high-quality digital products — fast and efficiently. From mobile apps and custom websites to eCommerce platforms and AI-powered solutions, we turn your ideas into real, scalable software. Our expertise now includes AI/ML development and Generative AI integration, helping clients automate workflows, build smart features, and stay ahead with the latest in AI technology. We use proven tools, agile processes, and a partner-first mindset — offering clear communication, reliable delivery, and long-term support. Our core skills: ✅ UX/UI Design ✅ iOS & Android Apps ✅ Web Development (ReactJS, Laravel, Ruby on Rails, PHP/MySQL, Python) ✅ WordPress & Shopify ✅ Custom eCommerce Solutions ✅ API Integrations ✅ AI/ML & Generative AI Development Let’s build something great — together. less
Hire AdeelAslam4
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I am a dedicated Electrical Engineer with a Master’s in Embedded Systems, specializing in firmware development, PCB design, and complete IoT product engineering. From concept to market-ready product, I deliver robust embedded solutions that combine hardware, software, and intelligent connectivity. Core Expertise ->...I am a dedicated Electrical Engineer with a Master’s in Embedded Systems, specializing in firmware development, PCB design, and complete IoT product engineering. From concept to market-ready product, I deliver robust embedded solutions that combine hardware, software, and intelligent connectivity. Core Expertise -> Microcontrollers & Embedded Systems: STM32, ESP32, TI Tiva, C2000, MSP430 (Texas Instruments), NXP LPC & i.MX RT, Nordic nRF52/nRF53, Microchip PIC32 & dsPIC, Raspberry Pi, and Arduino. -> Firmware Development: Embedded C/C++, RTOS, DMA, peripheral drivers, wireless stacks (BLE, Wi-Fi, LoRa, Zigbee). -> PCB Design & RF Hardware: Professional PCB layouts using Altium Designer, KiCad, Eagle, EasyEDA and Target. Specialized in RF, IoT, and high-speed boards. -> FPGA Development: Verilog/VHDL for signal processing, hardware acceleration, and high-performance digital systems. -> AI, Machine Learning & Deep Learning: Intelligent algorithms for edge devices, control, and data analysis. -> Robotics & Control: Robotic platforms, precision motor control (FOC, PID), and industrial automation. -> Biomedical Instrumentation: Embedded systems for healthcare and diagnostic devices. -> CAD & Mechanical: 3D CAD modeling for custom housings and production-ready enclosures. Full Product Development Workflow From Idea → Prototype → Final Product System Architecture & Schematics Firmware Development (optimized embedded coding & drivers) PCB Design (multi-layer, RF, low-power, IoT-ready) AI/ML Integration (edge computing & analytics) IoT Connectivity (MQTT, APIs, BLE, Wi-Fi, LoRa, Zigbee) Web & Mobile App Development (real-time dashboards & control apps) Mechanical CAD (3D modeling & enclosures) Software Development Web Applications: Cloud dashboards, real-time monitoring, secure APIs, SaaS platforms. Mobile Applications: Cross-platform IoT control, monitoring, and productivity apps. IoT Communication: Secure & scalable device-to-cloud pipelines (MQTT, REST, WebSockets). Trading & FinTech: Algorithmic trading systems, exchange integrations (Binance, TradingView APIs). Game Development: WebGL, HTML5, Unity3D, 3ds Max, Maya, Unreal Engine 4/5, Godot. Emerging Tech: Blockchain & Web3 apps, AI-powered platforms, cloud-native solutions (AWS, Azure, GCP). less
Hire Mahihassi
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Senior Systems & Security Engineer with 15+ years in enterprise-grade IT. I design, harden, and operate high-availability infrastructure, and I streamline delivery with automation and clean processes. My focus: reliability, security, and clear documentation—so changes are low-risk and handovers are...Senior Systems & Security Engineer with 15+ years in enterprise-grade IT. I design, harden, and operate high-availability infrastructure, and I streamline delivery with automation and clean processes. My focus: reliability, security, and clear documentation—so changes are low-risk and handovers are effortless. Strengths: Infrastructure architecture & operations (Linux/Windows, virtualization, networking) Security hardening, identity & access, monitoring/observability Automation & DevOps practices (CI/CD, config management, IaC) Migrations and upgrades with minimal downtime Concise runbooks, risk-aware planning, and stakeholder-friendly communication Certifications: CompTIA Security+, Microsoft MCSE/MCSA/MCITP Languages: English (C2), German (C1), native Romanian Location: Germany • NDA-friendly • Reliable and responsive less
Hire iosifpeterfi
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Hello, We are Dream Solutions, and we are a talented team of developers and designers who work hard to provide clients with top-quality services and products in world-class times. At Dream Solutions, we have expertise in and work with a number of different software and stack solutions.Hello, We are Dream Solutions, and we are a talented team of developers and designers who work hard to provide clients with top-quality services and products in world-class times. At Dream Solutions, we have expertise in and work with a number of different software and stack solutions. less
Hire MushtaqMagri
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salmanshahid5432 salmanshahid5432
$15 USD / hour
Full Stack Web App Developer | 💯 Recommended ✪PakistanGet a Full-Stack Website 5x faster—no compromise on quality. Built 60+ SaaS websites in the last 4+ years and helped some scale to $80k+ MRR. I've been the top performer for years. 100% refund if I set wrong expectations or can't deliver. 𝐌𝐲 𝐓𝐨𝐨𝐥𝐤𝐢𝐭: ◾ 𝐅𝐫𝐨𝐧𝐭-𝐞𝐧𝐝: React, Vue.js, TypeScript, Material UI, Tailwind CSS,...Get a Full-Stack Website 5x faster—no compromise on quality. Built 60+ SaaS websites in the last 4+ years and helped some scale to $80k+ MRR. I've been the top performer for years. 100% refund if I set wrong expectations or can't deliver. 𝐌𝐲 𝐓𝐨𝐨𝐥𝐤𝐢𝐭: ◾ 𝐅𝐫𝐨𝐧𝐭-𝐞𝐧𝐝: React, Vue.js, TypeScript, Material UI, Tailwind CSS, Bootstrap ◾ 𝐁𝐚𝐜𝐤-𝐞𝐧𝐝: Node.js, Laravel, Python ◾ 𝐀𝐈 𝐈𝐧𝐭𝐞𝐠𝐞𝐫𝐚𝐭𝐢𝐨𝐧: OpenAI, ChatGPT, Generative AI Solutions 𝐌𝐲 𝐒𝐭𝐚𝐭𝐬: 🌟 5-star review streak on all projects 💯 100% Job Success Score for on-time, on-budget delivery 💰 Helped scale startups to $80k+ MRR 🏅 4+ years of experience 💸 $50k earned across different platforms 𝐖𝐡𝐚𝐭 𝐘𝐨𝐮'𝐥𝐥 𝐆𝐞𝐭 𝐖𝐨𝐫𝐤𝐢𝐧𝐠 𝐖𝐢𝐭𝐡 𝐌𝐞: ◾ A dependable development partner ◾ Quick responses (less than 30 minutes unless I'm sleeping) ◾Clean, maintainable code with detailed documentation ◾ A clear "No" if something isn’t feasible—no wasted time ◾ A well-crafted MVP or full-fledged SaaS, prioritizing user experience above all 𝐌𝐲 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐓𝐡𝐢𝐧𝐤: ◾ Salman is an amazing contractor, bringing a wealth of talent, intelligence, and experience to our team. ◾ His communication was superb, and he delivered code of excellent quality while fully understanding our requirements. ◾ Excellent knowledge, willingness to share, and the ability to simplify complex topics. 𝐀𝐛𝐨𝐮𝐭 𝐌𝐞: I’ve been working as a full stack developer for the past 4 years. After gaining valuable experience, I left my job to pursue full time freelancing. 𝐖𝐞 𝐂𝐚𝐧 𝐁𝐞 𝐀 𝐆𝐨𝐨𝐝 𝐌𝐚𝐭𝐜𝐡 𝐈𝐟: ✅ You're looking for an entrepreneurial founding engineer who can hit the ground running. ✅ You want a partner who dives deep into your domain and sincerely advises on the best solutions. ✅ You’re solving a niche problem with SaaS—whether it’s a Chrome Extension, Web App, or Mobile Application. ✅ You already use a web application for your business needs but need an extended version that makes it more efficient, such as through a Chrome/browser extension. ✅ You need expertise in B2B/B2C SaaS automation, AI integration, or productivity tools. ✅ You value clear communication and clean, maintainable code. 𝐖𝐞 𝐌𝐢𝐠𝐡𝐭 𝐍𝐨𝐭 𝐁𝐞 𝐀 𝐆𝐨𝐨𝐝 𝐅𝐢𝐭 𝐈𝐟: ❌ Mutual respect isn’t a core value for you. ❌ Your product is associated with betting or the adult entertainment industry. less
Hire salmanshahid5432
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A team on a mission to change the quality of software services provided on freelancer platforms. We know Android/iOS inside out, not hesitant to explore any unknown territory, so you can get your ideas converted to products on one of the most competitive prices. Some of our skills (not limited to) include local...A team on a mission to change the quality of software services provided on freelancer platforms. We know Android/iOS inside out, not hesitant to explore any unknown territory, so you can get your ideas converted to products on one of the most competitive prices. Some of our skills (not limited to) include local databases, Location, Maps, Firebase (FCM), Web APIs (both development and integration), Prototyping. less
Hire om26er
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Exceed Your Expectation! Let's Do It Together!! We are a team of experienced Mobile App & Web Developers with over 10+ years in delivering high-quality digital solutions. Our expertise spans mobile and web development, backend integration, automated testing, UI/UX design, and performance optimization. We build...Exceed Your Expectation! Let's Do It Together!! We are a team of experienced Mobile App & Web Developers with over 10+ years in delivering high-quality digital solutions. Our expertise spans mobile and web development, backend integration, automated testing, UI/UX design, and performance optimization. We build scalable, secure, and intuitive applications tailored to business needs. Core services: – Custom mobile & web app development – E-commerce platform development (Shopify, Bigcommerce, Woocommerce, Magento) – Blockchain dApp development – User-focused UI/UX design – Backend integration & automation – App optimization & performance monitoring – Security, testing & CI/CD pipelines We collaborate closely with clients to turn ideas into impactful products, staying up to date with the latest tech and trends. Whether launching a new product or improving an existing one, we bring the skill and dedication to help your business succeed. less
Hire diektech
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Python AI, Web & Mobile, Game Development, Automation, and Scraping Developer | Crafting Intelligent, Visual, and Interactive Solutions Are you seeking a versatile developer who combines the power of artificial intelligence, modern web & mobile technologies, game development, and advanced automation? Look no further!...Python AI, Web & Mobile, Game Development, Automation, and Scraping Developer | Crafting Intelligent, Visual, and Interactive Solutions Are you seeking a versatile developer who combines the power of artificial intelligence, modern web & mobile technologies, game development, and advanced automation? Look no further! I bring a wealth of experience across multiple domains, delivering smart, scalable, and visually engaging solutions tailored to your needs. 🔹 What I Offer 1️⃣ Artificial Intelligence & Machine Learning Predictive Analytics: Building ML models to analyze trends and forecast outcomes. Natural Language Processing: Chatbots, sentiment analysis, language translation systems. Computer Vision: Image recognition, face detection, and image processing applications. 2️⃣ 3D & Visual Development (Three.js & Game Engines) 3D Web Experiences: Interactive 3D visualizations, games, and applications using Three.js. Data Visualization: Engaging 3D/2D dashboards and real-time visual insights. Custom Animations: Smooth animations to enhance UX and interactivity. Game Development: 2D/3D Game Development: • Built multiple casino games using Pixi.js and Svelte • Developed 3D games using Unity • Experience with physics, animations, shaders, and performance optimization 3️⃣ Automation Solutions Workflow Automation: Streamlining business processes to reduce manual effort. Script Development: Custom automation scripts for browsers, apps, and servers. Integration Services: Connecting systems and APIs for seamless workflows. 4️⃣ Web Scraping & Data Engineering Data Extraction: Reliable and ethical scraping solutions. Web Crawling: Large-scale crawler development. API Development: Creating APIs to expose and distribute collected data. 5️⃣ Web & Mobile Application Development Web Development: • React.js, Next.js, Vue.js, Nuxt.js • Node.js, Python, PHP Mobile Development: • Flutter • React Native Full-Stack Development: • REST APIs, Authentication, Payment Systems • Real-time systems (WebSockets) • Cloud deployment and performance optimization 🌟 Why Choose Me? Proven Experience: Delivered complex systems across AI, games, automation, and web platforms. Tailored Solutions: Every project is custom-built to match your business goals. Continuous Learning: Always up-to-date with modern tools and frameworks. Clear Communication: Regular updates and transparent workflow. 🤝 Let’s Collaborate! Whether you need to build an intelligent AI system, a high-performance web or mobile app, an engaging game, automate workflows, or scrape and process data — I’m ready to help. Let’s discuss your project and turn your ideas into reality. 🚀 less
Hire fedoraus
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Master’s degree holder with over 10 years of experience in academic research writing, data analysis, and statistical modeling. I specialize in producing well-structured, evidence-based academic work for undergraduate, postgraduate, and doctoral-level clients. My work is grounded in peer-reviewed literature, sound...Master’s degree holder with over 10 years of experience in academic research writing, data analysis, and statistical modeling. I specialize in producing well-structured, evidence-based academic work for undergraduate, postgraduate, and doctoral-level clients. My work is grounded in peer-reviewed literature, sound research methodologies, and strict adherence to academic integrity standards. I have successfully completed research projects involving: ✔️Quantitative, qualitative, and mixed-methods studies ✔️Hypothesis testing, regression analysis, ANOVA, time-series analysis, and panel data ✔️Survey design, instrument validation, and data interpretation ✔️Systematic literature reviews and meta-analytical support ✔️Research proposals, theses, and dissertations ✔️Journal articles (APA, Harvard, MLA, IEEE) ✔️Data analysis using SPSS, R, Python, SAS, Excel, and Power BI Academic Coursework & Learning Support: ✔️ Weekly assignments and continuous assessment tasks ✔️ Discussion posts and academic reflections ✔️ Quizzes, tests, and timed assessments ✔️ Lab-based coursework and platform-guided assignments ✔️ Pearson, uCertify, McGraw-Hill Connect, WileyPLUS, MindTap, Blackboard, Moodle tasks ✔️ Data-driven lab reports and technical coursework Software Analysis, Design & Implementation (Academic & Project-Based): ✔️ Software Requirements Specification (SRS) ✔️ Business Requirements Document (BRD) ✔️ Functional & Non-Functional Requirements Analysis ✔️ System Analysis & Design (Use Case, Class, Sequence, Activity Diagrams) ✔️ Database Design (ERD, EERD, normalization up to 3NF/BCNF) ✔️ SQL Development & Database Implementation ✔️ Oracle, MySQL, PostgreSQL, MSSQL, MongoDB ✔️ Documentation aligned with IEEE & academic standards What sets me apart: ✔️ Original, plagiarism-free academic writing ✔️ Manual paraphrasing — no AI humanizing tools ✔️ Clear academic tone and logical argumentation ✔️ Unlimited revisions until expectations are met less
Hire OWINOKAMAU
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At Core Techies, we don’t just build products; we create intelligent, AI-powered platforms that redefine industries. Whether you’re building your first AI-driven MVP or scaling your platform to the next level, we turn your ideas into reality faster, smarter, and more powerfully. With over 12 years of experience on...At Core Techies, we don’t just build products; we create intelligent, AI-powered platforms that redefine industries. Whether you’re building your first AI-driven MVP or scaling your platform to the next level, we turn your ideas into reality faster, smarter, and more powerfully. With over 12 years of experience on Freelancer.com, we bring AI-first execution to every project. Our deep technical expertise combined with agility ensures your solution isn’t just great — it’s built to perform. We don’t just solve problems; we create solutions that drive efficiency, innovation, and success. Our Expertise: ✅ AI Development ⚡Integrate GPT-4, Claude, and Gemini for advanced AI models ⚡Build AI chatbots, voice bots, and video bots for sales, support, and operations ⚡Use Generative AI (Text, Image, Audio) to automate content creation and enhance workflows ⚡Deliver AI-powered MVPs in under 30 days — scalable and robust ✅ AI Automation ⚡Automate workflows across HR, finance, and customer service ⚡ Build real-time AI-powered automation that scales with your business ⚡Maximize productivity with AI-driven tools for process optimization ✅ AI Agents ⚡Deploy custom AI agents for 24/7 customer engagement ⚡Build voice bots and video bots that provide human-like interactions ⚡Integrate AI assistants to optimize workflow and boost productivity ✅ Tools We Use ⚡We leverage cutting-edge tools to bring your AI solutions to life: ⚡GPT-4, Claude, and Gemini for natural language processing ⚡TensorFlow, PyTorch for deep learning models ⚡Dialogflow, Rasa, and BotPress for AI chatbots ⚡OpenAI API for text, image, and video AI interactions ⚡AWS, Google Cloud for scalable infrastructure ⚡Zapier, Integromat, n8n, and Make for AI-powered automation ⚡VAPI, Trellio, and Docker for API management and workflow optimization ✅ Why Choose Us? ⚡ Fast Delivery ⚡MVPs in weeks, not months. Start driving growth immediately. ✅ AI-First Mindset ⚡We embed intelligence into every solution, ensuring long-term scalability. ✅ Trusted Security ⚡Proven by global teams, including defense-grade clients. Your solution is secure and reliable. ✅ Continuous Growth ⚡Our ongoing support, iteration, and optimization ensure your product scales with your business. Ready to revolutionize your future with AI? Whether you need an AI co-pilot or a full-stack AI partner, we’re here to bring your vision to life. Let’s launch your AI-powered product today — faster, smarter, and more intelligently than ever. less
Hire C0RETECHIES
