Dolnoslaskie, Jelenia Gora, Poland
$15/hr · Starting at $300
Upgraded and maintained both the back-end and front-end systems Developed more than 10 highly functional web applications to analyze and process data for different clients Developed an advanced web ap…
Hanoi, Hanoi, Vietnam
$30/hr · Starting at $100
We have developed a wide range of mobile applications for both iOS and Android, included but not limited construction, cryptocurrency, digital publishing and utility applications. Our Stack - iOS: Swi…
Lagos, Lagos, Nigeria
$10/hr · Starting at $300
Hello!! I'm Kevin from GeeTech, I'm an expert in trading forex and developing bots both forex and crypto with best result on SMART CONTR ACT, DEFI, STAKING CONTR ACT, DAPP, BLOCK-CHAIN, ETHE REUM, YI…
Anwara, Chittagong, Bangladesh
$50/hr · Starting at $3,000
- 5+ years of experience in developing smart contracts using Solidity - Experience in DAPP development and interact with Ethereum blockchain platform - Web3 and Ethereum development tools - Familiar…
Moscow, Moscow, Russian Federation
$50/hr · Starting at $200
- Cryptography: PKI, HSM, Symmetric and Asymmetric, ECDSA, TLS, AES, etc - SQL: PostgreSQL, MySQL, SQLite, H2 and many others - NoSQL: Aerospike, Mnesia, Memcached, Redis, Tarantool, Mongodb, LevelDB,…
Singapore, Singapore, Singapore
$30/hr · Starting at $10,000
10 years of experience in Software engineering 4+ years of experience in React, Angular and Vue.js 6+ years of experience in developing web and microservices using Node.js and Golang 4 years of experi…
Florentino Ameghino, Buenos Aires, Argentina
$35/hr · Starting at $300
Hello! I'm a seasoned full-stack web developer with a passion for building dynamic, user-centric web applications. With 5 years of experience in the field, I bring a unique blend of technical exper
Grand Junction, Colorado, United States
ID Verified
$60/hr · Starting at $2,000
Service Overview: As an senior developer specializing in DeFi platform (dApp) development, I offer a comprehensive range of technical expertise and services to bring your decentralized finance vision
Tallinn, Harjumaa, Estonia
$65/hr · Starting at $250
Set up your e-commerce website with Bitcoin payments using BTCPay Server and accept Bitcoin Payments to your own Lightning or on chain wallets. Set up bitcoin payments on your web site using self host…
Miami, Florida, United States
Past Earnings
If you are reading this, we guess you need some custom software for your business. You are in the right place. At Marotino we can help you with web and mobile app development. We can create products t…
Ahmedabad, Gujarat, India
$25/hr · Starting at $25
I'm a WordPress developer with 100% Job Success score & TOP RATED Upwork Developer, expertise in designing and developing modern and professional websites with highly attractive user interface and das…
Sokoto, Sokoto, Nigeria
$10/hr · Starting at $25
Looking for a writer that can meet your writing requirements? My name is Eliza, and I'm a skilled freelance writer with extensive experience crafting SEO-friendly content on a wide range of topics. Wh…
Istanbul, Istanbul, Turkey
$12/hr · Starting at $25
Hello, I am very happy to offer you article support as a native Turkish speaker who has 7 years of experience in writing SEO compatible articles. I have been working as a freelancer for many years, wh…
Indore, Madhya Pradesh, India
$5/hr · Starting at $500
Hi there! My name is Ashish, and I am a pro Content Writer with terrific knowledge in programming and coding and that is included with Tech ,Research , Educational Level and other related areas of Wri…
Buffalo, New York, United States
$20/hr · Starting at $2,000
Blockbasis can easily revoke access to insecure contracts by scanning wallet transactions for insecure or hacked web3 dapps. Also, it shows the projects that have recently been audited and the project…
California, Texas, United States
$80/hr · Starting at $75
You have a story to tell—and it is my joy and privilege to help you tell it. If you are here, you are probably thinking of hiring a perfect ghost ebook writer for your book project. If that is correct…
Paklay, Xaignabouri, Laos
$40/hr · Starting at $500
Thanks for your checking my service. I had a 5+ years experience for Blockchain Software Development. - Dapp with rust smart contract and web3.js - Defi with solidity smart contract - Dex with p…
Ghotki, Sindh, Pakistan
$50/hr · Starting at $50,000
I Am BEST LEADS PROVIDER in World Good Data Service Provider. Business Marketing , Email Marketing and Call Centers Features of Our Leads:- 1. Excellent Connectivity 2. Less Waiting Time 3. 100% Qual…
Karachi, Sindh, Pakistan
$8/hr · Starting at $25
I am a professional SEO content writer, I write in-demand content such as cryptocurrency content, dating content, online casino content, business content. I write 100% plagiarism-free content with bes…
London, England, United Kingdom
$100/hr · Starting at $100
Cybersecurity is important because it encompasses everything that pertains to protecting our sensitive data, personally identifiable information (PII), protected health information (PHI), personal inf…