Shanghai, Shanghai, China
$10/hr · Starting at $50
Java Fundamentals: Solid understanding of Java programming, including proficiency in object-oriented programming (OOP) and concurrent programming. Distributed Systems Theory: Knowledge of the principl…
Las Vegas, Nevada, United States
$80/hr · Starting at $600
I’m a highly experienced software developer of nearly 20 years with a passion for crafting technological solutions that better peoples’ lives. I’ve spent many years working in education, first to buil…
Odessa, Texas, United States
$60/hr · Starting at $5,000
We are a highly skilled and energetic Toronto based software development team. We deliver excellent service built upon an open dialogue with our clients. Our staff of 40 plus development engineers are…
Abbottabad, North-West Frontier, Pakistan
$20/hr · Starting at $500
Check out my Upwork profile for testimonials and reviews: https://www.upwork.com/freelancers/~019486d1714363e0af Highly skilled backend developer specializing in building robust and scalable web appli…
Sydney, New South Wales, Australia
$100/hr · Starting at $2,000
With extensive experience in high-speed audio processing, algorithmic trading, and other performance-critical fields, I excel at optimizing systems for maximum efficiency. I also devise creative solut…
Pune, Maharashtra, India
Hi, I'm Mayur. I'm a Passionate, Dedicated, Noble, Dynamic, Honest and Result Oriented introvert with passion for Software Engineering and Perfection. Currently, working as a Full Stack Software Engin…
Sao Paulo, Sao Paulo, Brazil
$35/hr · Starting at $150
Stop losing B2B partners and clients because of poor API documentation. Developers hate writing documentation, but your integrators need it to consume your services efficiently. That is where I come…
Magallanes, Montana, Philippines
$5/hr · Starting at $25
I offer dedicated, entry-level bookkeeping services specialized for small to mid-sized businesses, with a focus on supporting the high-growth environment of tech startups. My primary objective is to e…
Surakarta, Jawa Tengah, Indonesia
$20/hr · Starting at $250
I build high-performance web systems that automate business workflows. As the founder of AF-Tech.id, I specialize in custom web applications, complex database integrations, and IoT-to-web solutions. M…
Abu Dhabi, Abu Dhabi, United Arab Emirates
$50/hr · Starting at $150
The core challenge today is moving content from an AI-generated draft to a high-performing final asset. I provide the critical human layer of expertise, a fusion of Prompt Engineering, Expert Copywrit…
Yerevan, Yerevan, Armenia
$10/hr · Starting at $40
If you are looking for a visual realization for your idea/business and an individual approach for solution, you are at the right place. I have been working as a graphic/brand designer for more than 20…
Kyiv, Kiev, Ukraine
ID Verified
$45/hr · Starting at $500
Hello! I'm Dima, a dedicated Symfony developer with 3 years of experience in crafting high-quality web applications. My passion for coding and deep understanding of Symfony make me the perfect partner…
Tampin, Negeri Sembilan, Malaysia
As a versatile full-stack developer, I specialize in crafting robust web applications, Progressive Web Apps (PWAs), and comprehensive management systems tailored to solve real-world problems. My core
Seoul, Seoul-t'ukpyolsi, South Korea
$30/hr · Starting at $500
Senior Backend & Blockchain Engineer | 10+ Years Experience | Upwork Top Rated Plus Project Stabilization Specialist – Revived stalled or non-operational projects (e.g., Wildfireart), delivering produ…
Jakarta, Banten, Indonesia
$40/hr · Starting at $500
I build high-performance, cross-platform mobile applications using Flutter for both Android and iOS. With 8+ years of mobile development experience, I specialize in Clean Architecture, scalable codeba…
Douala, Littoral, Littoral, Cameroon
$25/hr · Starting at $50
I am a Cloud and DevOps Engineer with having 4+ years of experience. My Major Expertise in AWS Amazon Web Services are: Compute: AWS ElasticBeanstalk AWS EC2 AWS Lambda Lightsail Storage: AWS S3 EBS
Takoradi, Western, Ghana
As a seasoned Full-Stack Software Engineer with over 7 years of experience, I specialize in mobile and web application development that combines performance, scalability, and user-centric design. I bu…
Boksburg, Gauteng, South Africa
$15/hr · Starting at $25
I provide ongoing SaaS systems operations and support for companies that rely on multiple digital tools to run their day-to-day operations. My service focuses on maintaining the accuracy, stability, a…
Staten Island, New York, United States
$20/hr · Starting at $100
Do not go into the market without getting a quote from me unless you want to fail completely. Stop wasting your time and money on amateur copywriters unless you want to abandon your campaign. Listen t…
Jos, Plateau, Nigeria
GRAPHIC DESIGN AND TECHNICAL EXPERTISE (Elevate your Content with Creativity and Precision!) Welcome to a service that seamlessly combines the artistry of graphic design with the clarity of technical…