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I'm an experienced PCB Designer and Firmware developer with a strong background in Embedded Systems , PCB Design and manufacturing. With over 3 years of expertise, ✅ PCB DESIGN SERVICES: • Expertise in PCB layout/design for up to 8 layers, offering cost-effective and space-saving solutions. • Skill in creating custom schematics, footprints, symbols, and libraries from scratch. • Proficiency in board design, including the creation of 3D models of PCBs in CAD and PDF formats. • Experienced in firmware development and programming. • Preparation of Gerber files for production, with a focus on selecting components, creating a bill of materials (BOM), and preparing comprehensive manufacturing documentation. ✅ FIRMWARE DEVELOPMENT: • I develop custom firmware for various platforms such as FPGA, MCU, SoCs, ARM, NXP, PIC, Arduino, and Atmel. • I specialize in programming for Bluetooth Low Energy (BLE) and other wireless technologies. ✅ PRODUCT DEVELOPMENT: • I use SolidWorks for mechanical design, including 3D modeling and mold designs. • I also design product enclosures. ✅ SPECIALIZATIONS: FOR ELECTRIC VEHICLES: • I design Battery Management Systems . ✅ FOR INDUSTRIAL/REMOTE CONTROL APPLICATIONS: • I create microcontroller-based designs for robotics, automation, power systems, VFDs, and instrumentation. • I have expertise in communication technologies like WiFi, TX/RX, Bluetooth, BLE, GATT, and radio. ✅ SOFTWARE EXPERTISE: • I'm proficient in software like Altium Designer, Eagle PCB, KiCad, Proteus Design, and more. • I'm skilled in using SolidWorks and AutoCAD for mechanical designs. I understand and can design products to comply with UL Standards, ensuring safety and reliability. My commitment is to provide high-quality, custom PCB designs that meet the specific needs of each client, using the latest software and adhering to the highest industry standards

Expert Data Analyst & VA. Ready to support your projects immediately—message me on upwork to get started today.I provide high-accuracy data management and analytical support for research, public health, and business projects. With a background in nursing and accounting, I don't just "enter" data—I understand it. Whether you need complex survey design in KoboCollect, statistical analysis in Stata, or meticulously organized Excel databases, I deliver results that are ready for reporting. Core Competencies: Data Analysis: Stata, SPSS, and advanced Excel (Pivot Tables, Formulas). Survey Design: KoboCollect, ODK, and Google Forms. Accuracy: 100% precision in data migration (PDF/Image to Excel/Word). Reliability: Dedicated to meeting tight deadlines with zero-error outputs. Addisalem

I design and build scalable backend systems for SaaS products, AI-driven platforms, and automation-focused businesses. As a Top Rated freelancer on Upwork with a consistent 5-star track record and 100% Job Success Score, I help founders and companies turn complex ideas into production-ready systems. I specialize in: Designing scalable APIs and backend architectures Designing and implement Eye catching UI using modern Front-end frameworks(Vue, react) Building AI-powered features and LLM integrations Implementing subscription and payment systems Integrating third-party APIs Creating automation workflows that reduce operational overhead My focus is not just writing code. it's building systems that are reliable, maintainable, and ready to scale. If you're launching a SaaS, integrating AI into your platform, or need a backend that won’t break under growth, I’m here to help. Let’s build something robust and future-proof.

Hi, I’m Natanim, a Senior Full-Stack Developer passionate about building fast, scalable, and maintainable web applications. I specialize in SvelteKit and Next.js for modern, responsive frontends, and FastAPI or Go for robust backend APIs. I deliver secure, production-ready solutions that scale with your business. Core Skills - Frontend: Next.js, SvelteKit - Backend: FastAPI, Django, Go, Node.js - Databases: PostgreSQL, MongoDB - DevOps: Docker, CI/CD automation I focus on clean architecture, performance optimization, and clear communication to ensure every project runs smoothly from start to finish. Let’s bring your next idea to life. Click Invite to get started.

Greetings! I'm Gutu Daniel Geleta, a Full Stack Developer with deep expertise in Java-based backend systems and scalable web applications. With experience across fintech, edtech, and e-commerce, I bring a problem-solving mindset and real-world experience in delivering secure, high-performance, and microservice-oriented architectures. I currently serve as a Software Engineer at Dengene Technology Solution (USA-based), where I work with Java, Spring Boot, and Kafka to build robust microservices and event-driven systems in fast-paced environments. I’ve also contributed to platforms like AddisFinancial, automating complex processes and enhancing system performance. 🌟 Certifications & Training 🌟 Verified Certifications (Credly / Official Providers) 🏅 Prompt Design in Vertex AI – Skill Badge  • Provider: Google Cloud  • Issued: November 2025 🏅 Implement Load Balancing on Compute Engine – Skill Badge  • Provider: Google Cloud  • Issued: November 2025 🏅 Google IT Support Professional Certificate (v2)  • Provider: Coursera  • Issued: December 2023 🏅 Tools for Data Science  • Provider: IBM  • Issued: June 2022 Additional Certifications & Courses 🏅 Spring Boot – Amigoscode  • Issued: July 2022 🏅 Java Programming Masterclass for Software Developers – Udemy  • Issued: May 2021 🏅 Full Stack Software Engineering – ALX 🏅 Java – HackerRank 🏅 Spring Boot & Spring Security – Amigoscode 🏅 Frontend Development – Johns Hopkins University (Coursera) 🌟 My Specializations 🌟 ✅ Java (8, 17+), Spring Boot, Spring Security, Spring Data ✅ Microservices, Kafka, RESTful API Design ✅ Domain-Driven Design (DDD), Hexagonal Architecture, Clean Architecture ✅ React.js, Next.js, TypeScript, Tailwind CSS ✅ Databases: PostgreSQL, MySQL, MongoDB ✅ Authentication: JWT, OAuth2, Role-Based Access Control ✅ Testing: JUnit, Mockito, Integration Testing ✅ CI/CD & DevOps Basics: Git, GitHub, Docker ✅ Cloud Platforms: AWS, DigitalOcean ✅ Agile Development, Clean Code, Performance Optimization Notable Projects & Contributions 🔹 Addis Wealth Management System – Scalable fintech platform built with Java, Spring Boot, and React. 🔹 Automated Exam Repository System – AI-powered exam parser with PDF/DOCX ingestion and dynamic question rendering. 🔹 Exam Version Generator – A tool for creating multiple randomized versions of exams with a live preview. 🔹 E-Commerce Platform (SportGoods) – Full-stack app with secure login, cart, and payment integration. 🔹 Task Management System – Java + MySQL app with full CRUD, user roles, and CSRF protection. 🔹 Full Stack Mentorship – Ongoing freelance mentorship for junior developers in React, Node.js, and backend fundamentals. 🎓 Education • BSc in Computer Science – Mattu University (2024) • ALX Full Stack Software Engineering Graduate Whether you're looking to architect a robust backend, launch a reliable frontend, or integrate a secure API layer, I’d love to collaborate and build something impactful with you. Let’s connect and make your vision a reality. 📌 Portfolio: my-portifolio-gutu.netlify.app 📌 Linkedn: linkedin.com/in/gutu-daniel

Hi, I’m Abraha — a reliable PDF Conversion and Data Entry Specialist. I help clients convert PDF files into clean, accurate, and editable Excel or Word documents. I focus on 100% accuracy, fast delivery, and clear communication. ✅ Services I provide: • PDF to Excel conversion • PDF to Word conversion • Data entry (Excel, Google Sheets) • Copy typing & document formatting • Microsoft Office support ✅ Why hire me? • High attention to detail • On-time delivery • Clear communication • Client satisfaction is my priority If you’re looking for accurate and affordable PDF conversion or data entry support, feel free to message me. I’m ready to start immediately.