What does a Blockchain developer do?

The question is about blockchain

Answer

A Blockchain developer is responsible for designing, implementing, and maintaining Blockchain-based solutions. They work on creating smart contracts, developing decentralized applications (dApps), and integrating Blockchain technology into existing systems. Developers must have a strong understanding of cryptographic principles and be proficient in programming languages such as Solidity, JavaScript, or Python. They also need to stay updated with the latest Blockchain trends and technologies to ensure the solutions they build are secure, scalable, and effective.

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    By Andrii H.

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    11 years of experience

My name is Andrii H. and I have over 11 years of experience in the tech industry. I specialize in the following technologies: node.js, JavaScript, React, SCSS, Next.js, etc.. I hold a degree in Master's degree. Some of the notable projects I’ve worked on include: . I am based in Gaysin, Ukraine.

My passion is building solutions that are not only technically sound but also deliver an exceptional user experience (UX). I constantly advocate for user-centered design principles, ensuring that the final product is intuitive, accessible, and solves real user problems effectively. I bridge the gap between technical possibilities and the overall product vision.

Working within the Softaims team, I contribute by bringing a perspective that integrates business goals with technical constraints, resulting in solutions that are both practical and innovative. I have a strong track record of rapidly prototyping and iterating based on feedback to drive optimal solution fit.

I’m committed to contributing to a positive and collaborative team environment, sharing knowledge, and helping colleagues grow their skills, all while pushing the boundaries of what's possible in solution development.

Previously worked at:DataArt

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Profile of Muhammad H., Software Engineer - Blockchain, Crypto and General Development at Softaims
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Muhammad H., Software Engineer - Blockchain, Crypto and General Development at Softaims

Muhammad H.

blockchain

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Timezone: UTC-04:00UTC-04:00
Country: United StatesUnited States
Norwalk
Muhammad H. | SoftaimsMember Since 2022
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BlockchainBlockchain DevelopmentCrypto Wallet DevelopmentProspect ListData ScrapingData MiningCold CallingSalesforce CRMSales Lead ListsSmart ContractList BuildingLead GenerationEmail MarketingApollo.ioEmail Marketing Strategy

My name is Muhammad H. and I have over 3 years of experience in the tech industry. I specialize in the following technologies: Blockchain, Crypto Wallet Development, Prospect List, Data Scraping, Data Mining, etc.. I hold a degree in Bachelor of Engineering (BEng). Some of the notable projects I’ve worked on include: 2Point, Digital Dental Health Website, Designing, Copywriting & Web Development., Web Design and Marketing, Lead Generation, Marketing, CRM Optimization & Appointment Setting, etc.. I am based in Norwalk, United States. I've successfully completed 16 projects while developing at Softaims. Information integrity and application security are my highest priorities in development. I implement robust validation, encryption, and authorization mechanisms to protect sensitive data and ensure compliance. I am experienced in identifying and mitigating common security vulnerabilities in both new and existing applications. My work methodology involves rigorous testing—at the unit, integration, and security levels—to guarantee the stability and trustworthiness of the solutions I build. At Softaims, this dedication to security forms the basis for client trust and platform reliability. I consistently monitor and improve system performance, utilizing metrics to drive optimization efforts. I’m motivated by the challenge of creating ultra-reliable systems that safeguard client assets and user data.

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Experience
3 years
Availability
Full-time
Hourly Rate
$45
Rating
Previous Company
Coinbase
Profile of Adam N., Software Engineer - Full-Stack, Blockchain and Web Platforms at Softaims
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Softaims
Adam N., Software Engineer - Full-Stack, Blockchain and Web Platforms at Softaims

Adam N.

blockchain

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Timezone: UTC+07:00UTC+07:00
Country: VietnamVietnam
Ho Chi Minh City
Adam N. | SoftaimsMember Since 2022
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BlockchainBlockchain DevelopmentFull-Stack DevelopmentDatabase ArchitectureDatabaseSoftware DevelopmentTechnical Project ManagementWeb Application DevelopmentMobile App DevelopmentHybrid App DevelopmentSystem MaintenanceMERN StackFront-End DevelopmentBack-End DevelopmentMEAN Stack

My name is Adam N. and I have over 3 years of experience in the tech industry. I specialize in the following technologies: Full-Stack Development, Blockchain, Database Architecture, Database, Software Development, etc.. I hold a degree in Bachelor of Science in Information Technology. Some of the notable projects I've worked on include: Tiered Loyalty Program - POP.VIP, Crypto Wallet - Vinpay, The Connecter, Insida - Social Media App, TyresOnline - Tyre Selling Platform, etc.. I am based in Ho Chi Minh City, Vietnam. I've successfully completed 16 projects while developing at Softaims. I'm committed to continuous learning, always striving to stay current with the latest industry trends and technical methodologies. My work is driven by a genuine passion for solving complex, real-world challenges through creative and highly effective solutions. Through close collaboration with cross-functional teams, I've consistently helped businesses optimize critical processes, significantly improve user experiences, and build robust, scalable systems designed to last. My professional philosophy is truly holistic: the goal isn't just to execute a task, but to deeply understand the project's broader business context. I place a high priority on user-centered design, maintaining rigorous quality standards, and directly achieving business goals—ensuring the solutions I build are technically sound and perfectly aligned with the client's vision. This rigorous approach is a hallmark of the development standards at Softaims. Ultimately, my focus is on delivering measurable impact. I aim to contribute to impactful projects that directly help organizations grow and thrive in today's highly competitive landscape. I look forward to continuing to drive success for clients as a key professional at Softaims.

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Experience
3 years
Availability
More than 30 hrs/week
Hourly Rate
$25
Rating
Previous Company
SparkMinds
Profile of Karim G., Lead Software Engineer - Web3, Blockchain and Ethereum Platforms at Softaims
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Softaims
Karim G., Lead Software Engineer - Web3, Blockchain and Ethereum Platforms at Softaims

Karim G.

blockchain

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Timezone: UTC+01:00UTC+01:00
Country: NetherlandsNetherlands
The Hague
Karim G. | SoftaimsMember Since 2016
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BlockchainBlockchain PlatformBlockchain Developmentweb3.jsJavaScriptCryptocurrencyNFT MintingSmart ContractEthereumSolidityBinance CoinReact

My name is Karim G. and I have over 9 years of experience in the tech industry. I specialize in the following technologies: web3.js, JavaScript, Blockchain Platform, Blockchain Development, Blockchain, etc.. I hold a degree in . Some of the notable projects I've worked on include: Helped Carbify Manage 218.672 Trees, Offsetting 36.000 Tons of CO2, Investment platform that handled $1.500.000+ in client assets, Helped 250+ B2B Customers Offset 2000+ tons of CO2., Delivered complete DeFi ecosystem, enabling Elevault’s funded launch., Generated $5.000.000 in NFT sales in five minutes., etc.. I am based in The Hague, Netherlands. I've successfully completed 6 projects while developing at Softaims. My passion is building solutions that are not only technically sound but also deliver an exceptional user experience (UX). I constantly advocate for user-centered design principles, ensuring that the final product is intuitive, accessible, and solves real user problems effectively. I bridge the gap between technical possibilities and the overall product vision. Working within the Softaims team, I contribute by bringing a perspective that integrates business goals with technical constraints, resulting in solutions that are both practical and innovative. I have a strong track record of rapidly prototyping and iterating based on feedback to drive optimal solution fit. I'm committed to contributing to a positive and collaborative team environment, sharing knowledge, and helping colleagues grow their skills, all while pushing the boundaries of what's possible in solution development.

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Experience
9 years
Availability
More than 30 hrs/week
Hourly Rate
$75
Rating
Previous Company
Cytric
Profile of Collin F., Lead Software Engineer - Blockchain, Ecommerce and Digital Marketing Platforms at Softaims
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Softaims
Collin F., Lead Software Engineer - Blockchain, Ecommerce and Digital Marketing Platforms at Softaims

Collin F.

blockchain

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Timezone: UTC-07:00UTC-07:00
Country: United StatesUnited States
Laguna Beach
Collin F. | SoftaimsMember Since 2018
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BlockchainSocial Media ManagementInfluencer MarketingSocial Media MarketingContent CreationEcommerce Website DevelopmentAmazon PPCBusiness DevelopmentSocial Media StrategyDigital Marketing

My name is Collin F. and I have over 7 years of experience in the tech industry. I specialize in the following technologies: Social Media Management, Influencer Marketing, Social Media Marketing, Content Creation, Ecommerce Website Development, etc.. Some of the notable projects I’ve worked on include: Lucky Golf, Only Sports Data Base, Brian Gold PHD, BETMXM, Country Club Adjacent, etc.. I am based in Laguna Beach, United States. I've successfully completed 12 projects while developing at Softaims. I am a business-driven professional; my technical decisions are consistently guided by the principle of maximizing business value and achieving measurable ROI for the client. I view technical expertise as a tool for creating competitive advantages and solving commercial problems, not just as a technical exercise. I actively participate in defining key performance indicators (KPIs) and ensuring that the features I build directly contribute to improving those metrics. My commitment to Softaims is to deliver solutions that are not only technically excellent but also strategically impactful. I maintain a strong focus on the end-goal: delivering a product that solves a genuine market need. I am committed to a development cycle that is fast, focused, and aligned with the ultimate success of the client's business.

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Experience
7 years
Availability
Full-time
Hourly Rate
$75
Rating
Previous Company
Shopify
Profile of Giuseppe M., Lead Software Engineer - AI, Blockchain and Full-Stack Development at Softaims
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Softaims
Giuseppe M., Lead Software Engineer - AI, Blockchain and Full-Stack Development at Softaims

Giuseppe M.

blockchain

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Timezone: UTC-05:00UTC-05:00
Country: PeruPeru
Lima
Giuseppe M. | SoftaimsMember Since 2014
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BlockchainPythonMachine LearningData ScienceC++ScriptingEngineering TutoringCoding LessonJavaScriptUnityComputer ScienceSmart Contract DevelopmentNode.jsFull-Stack DevelopmentAPI Development

My name is Giuseppe M. and I have over 11 years of experience in the tech industry. I specialize in the following technologies: Python, Machine Learning, Data Science, C++, Scripting, etc.. I hold a degree in Bachelor of Applied Science (BASc), Master of Computer Science (MSCS). Some of the notable projects I've worked on include: Trip To The Moon 4k 90FPS Restoration Project, Machine Learning Music Sheet Reader Application & Research Paper, Crypto Guild Wars Blockchain Project. I am based in Lima, Peru. I've successfully completed 3 projects while developing at Softaims. My expertise lies in deeply understanding and optimizing solution performance. I have a proven ability to profile systems, analyze data access methods, and implement caching strategies that dramatically reduce latency and improve responsiveness under load. I turn slow systems into high-speed performers. I focus on writing highly efficient, clean, and well-documented code that minimizes resource consumption without sacrificing functionality. This dedication to efficiency is how I contribute measurable value to Softaims' clients by reducing infrastructure costs and improving user satisfaction. I approach every project with a critical eye for potential bottlenecks, proactively designing systems that are efficient from the ground up. I am committed to delivering software that sets the standard for speed and reliability.

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Experience
11 years
Availability
As Needed - Open to Offers
Hourly Rate
$40
Rating
Previous Company
Beat
Profile of Alex M., Lead Software Engineer - Web3, Blockchain and Cryptocurrency at Softaims
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Softaims
Alex M., Lead Software Engineer - Web3, Blockchain and Cryptocurrency at Softaims

Alex M.

blockchain

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Timezone: UTC-09:00UTC-09:00
Country: United StatesUnited States
Gainesville
Alex M. | SoftaimsMember Since 2016
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BlockchainBusiness WritingSearch Engine OptimizationCryptocurrencyMarketing StrategyInvestment ResearchEntrepreneurshipBitcoinCreative WritingCover Letter WritingEthereum

My name is Alex M. and I have over 9 years of experience in the tech industry. I specialize in the following technologies: Business Writing, Search Engine Optimization, Cryptocurrency, Marketing Strategy, Investment Research, etc.. I hold a degree in Bachelor of Business Administration (BBA). Some of the notable projects I’ve worked on include: Setmine, The Amazing Race, 7 Critical Lessons to Learn Before Making Your App, The Redemption of Chipotle, 4 HUGE Trends in the Music Industry for 2016/2017, etc.. I am based in Gainesville, United States. I've successfully completed 6 projects while developing at Softaims. I am a business-driven professional; my technical decisions are consistently guided by the principle of maximizing business value and achieving measurable ROI for the client. I view technical expertise as a tool for creating competitive advantages and solving commercial problems, not just as a technical exercise. I actively participate in defining key performance indicators (KPIs) and ensuring that the features I build directly contribute to improving those metrics. My commitment to Softaims is to deliver solutions that are not only technically excellent but also strategically impactful. I maintain a strong focus on the end-goal: delivering a product that solves a genuine market need. I am committed to a development cycle that is fast, focused, and aligned with the ultimate success of the client's business.

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Experience
9 years
Availability
Full-time
Hourly Rate
$75
Rating
Previous Company
Coinbase
Profile of Sergio P., Lead Full-Stack Engineer - Python, React and Blockchain Platforms at Softaims
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Softaims
Sergio P., Lead Full-Stack Engineer - Python, React and Blockchain Platforms at Softaims

Sergio P.

blockchain

Verified BadgeVerified Expert in Engineering
Timezone: UTC-04:00UTC-04:00
Country: BoliviaBolivia
Santa Cruz de la Sierra
Sergio P. | SoftaimsMember Since 2007
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BlockchainPythonReactMobile App DevelopmentWordPress CustomizationFull-Stack DevelopmentFront-End DevelopmentSearch Engine OptimizationWordPressBack-End Development

My name is Sergio P. and I have over 18 years of experience in the tech industry. I specialize in the following technologies: Python, React, Mobile App Development, WordPress Customization, Full-Stack Development, etc.. I hold a degree in Diploma, Bachelors, Bachelors. Some of the notable projects I've worked on include: NextBlock Website Design and Development, Acrilyc Label Music Platform, Keyboard Part Custom Builder Web App, Foodie Hub - UI/UX Case Study, Perky Jerky E-Commerce Revamp, etc.. I am based in Santa Cruz de la Sierra, Bolivia. I've successfully completed 18 projects while developing at Softaims. I thrive on project diversity, possessing the adaptability to seamlessly transition between different technical stacks, industries, and team structures. This wide-ranging experience allows me to bring unique perspectives and proven solutions from one domain to another, significantly enhancing the problem-solving process. I quickly become proficient in new technologies as required, focusing on delivering immediate, high-quality value. At Softaims, I leverage this adaptability to ensure project continuity and success, regardless of the evolving technical landscape. My work philosophy centers on being a resilient and resourceful team member. I prioritize finding pragmatic, scalable solutions that not only meet the current needs but also provide a flexible foundation for future development and changes.

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Experience
18 years
Availability
As Needed - Open to Offers
Hourly Rate
$53
Rating
Previous Company
Bearex
Profile of Danushka  A., Software Engineer - Blockchain, Web and DApps at Softaims
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Softaims
Danushka A., Software Engineer - Blockchain, Web and DApps at Softaims

Danushka A.

blockchain

Verified BadgeVerified Expert in Engineering
Timezone: UTC+07:00UTC+07:00
Country: IndonesiaIndonesia
Jakarta
Danushka  A. | SoftaimsMember Since 2022
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BlockchainBlockchain ArchitectureBlockchain, NFT & CryptocurrencySmart ContractEthereumSolidityDAppsWeb DevelopmentBitcoinCryptocurrencyRustSolana

My name is Danushka A. and I have over 3 years of experience in the tech industry. I specialize in the following technologies: Smart Contract, Ethereum, Solidity, DApps, Blockchain Architecture, etc.. I hold a degree in Associate's degree, Bachelor's degree. Some of the notable projects I’ve worked on include: Principal Protocol - DeFi Lending Protocol for Collateralized RWA, Vesta Real World Asset Tokenization, HashBet - A pure blockchain-based prediction game for BSC, FiveMin - A web3 price prediction game like (Pancakeswap Prediction). I am based in Jakarta, Indonesia. I've successfully completed 4 projects while developing at Softaims. I am a business-driven professional; my technical decisions are consistently guided by the principle of maximizing business value and achieving measurable ROI for the client. I view technical expertise as a tool for creating competitive advantages and solving commercial problems, not just as a technical exercise. I actively participate in defining key performance indicators (KPIs) and ensuring that the features I build directly contribute to improving those metrics. My commitment to Softaims is to deliver solutions that are not only technically excellent but also strategically impactful. I maintain a strong focus on the end-goal: delivering a product that solves a genuine market need. I am committed to a development cycle that is fast, focused, and aligned with the ultimate success of the client's business.

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Experience
3 years
Availability
Full-time
Hourly Rate
$25
Rating
Previous Company
Indodax
Profile of Nick V., Lead Product Designer - Blockchain, Web and UI/UX Platforms at Softaims
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Softaims
Nick V., Lead Product Designer - Blockchain, Web and UI/UX Platforms at Softaims

Nick V.

blockchain

Verified BadgeVerified Expert in Engineering
Timezone: UTC-03:00UTC-03:00
Country: CanadaCanada
Montreal
Nick V. | SoftaimsMember Since 2012
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BlockchainInteraction DesignSketchWeb DesignWireframingResponsive DesignUser Experience DesignMobile UI DesignUser Interface DesignProduct Design

My name is Nick V. and I have over 13 years of experience in the tech industry. I specialize in the following technologies: Interaction Design, Sketch, Web Design, Wireframing, Responsive Design, etc.. I hold a degree in , Bachelors, Diploma. Some of the notable projects I’ve worked on include: Acies.ai - Transactions BI Platform 0 to 1, Bindplane - 0 → 1 IT Operations Platform, QuantHub, Workplaces, MeetnGreetMe, etc.. I am based in Montreal, Canada. I've successfully completed 7 projects while developing at Softaims. I thrive on project diversity, possessing the adaptability to seamlessly transition between different technical stacks, industries, and team structures. This wide-ranging experience allows me to bring unique perspectives and proven solutions from one domain to another, significantly enhancing the problem-solving process. I quickly become proficient in new technologies as required, focusing on delivering immediate, high-quality value. At Softaims, I leverage this adaptability to ensure project continuity and success, regardless of the evolving technical landscape. My work philosophy centers on being a resilient and resourceful team member. I prioritize finding pragmatic, scalable solutions that not only meet the current needs but also provide a flexible foundation for future development and changes.

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Experience
13 years
Availability
Full-time
Hourly Rate
$75
Rating
Previous Company
Shopify
Profile of Victor A., Software Engineer - Blockchain, Python and Trading Platforms at Softaims
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Softaims
Victor A., Software Engineer - Blockchain, Python and Trading Platforms at Softaims

Victor A.

blockchain

Verified BadgeVerified Expert in Engineering
Timezone: UTC+01:00UTC+01:00
Country: NigeriaNigeria
Abuja
Victor A. | SoftaimsMember Since 2021
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Blockchain, NFT & CryptocurrencyTrading AutomationBot DevelopmentTrading LessonCrypto Exchange PlatformAlgorithm DevelopmentTrading StrategyTradingViewCryptocurrency TradingPythonCryptocurrencyBotCrypto AssetTrading LanguageBinance Coin

My name is Victor A. and I have over 4 years of experience in the tech industry. I specialize in the following technologies: Trading Automation, Blockchain, NFT & Cryptocurrency, Bot Development, Trading Lesson, Crypto Exchange Platform, etc.. I hold a degree in Master of Engineering (MEng), Master of Computer Applications (MCA), Bachelor of Computer Science (BCompSc). Some of the notable projects I've worked on include: Pump.fun Snipping Crypto Bot Development, Bybit Position Size Perps Bot, HyperLiquid Position Size Perps Bot, Build an AI Snipping Bot Similar to Solsniper.com, N8n Automated GMGM Snipping Bot, etc.. I am based in Abuja, Nigeria. I've successfully completed 28 projects while developing at Softaims. I'm committed to continuous learning, always striving to stay current with the latest industry trends and technical methodologies. My work is driven by a genuine passion for solving complex, real-world challenges through creative and highly effective solutions. Through close collaboration with cross-functional teams, I've consistently helped businesses optimize critical processes, significantly improve user experiences, and build robust, scalable systems designed to last. My professional philosophy is truly holistic: the goal isn't just to execute a task, but to deeply understand the project's broader business context. I place a high priority on user-centered design, maintaining rigorous quality standards, and directly achieving business goals—ensuring the solutions I build are technically sound and perfectly aligned with the client's vision. This rigorous approach is a hallmark of the development standards at Softaims. Ultimately, my focus is on delivering measurable impact. I aim to contribute to impactful projects that directly help organizations grow and thrive in today's highly competitive landscape. I look forward to continuing to drive success for clients as a key professional at Softaims.

Show More
Experience
4 years
Availability
More than 30 hrs/week
Hourly Rate
$100
Rating
Previous Company
Fiverr

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