Freelance Crypto Jobs: Find the Best Freelance Opportunities in Crypto

Responsibilities:
Game/App Functionality Development: Developing and implementing game/app functionality based on design specifications.

Cross-Disciplinary Collaboration: Collaborating closely with designers, artists, and other developers to bring concepts to life. Contributing to the overall game/app design process by providing technical input and suggesting innovative solutions.

Code Quality and Performance Optimization: Writing clean, maintainable, and efficient code in C#. Optimizing applications for performance, including memory and frame rate considerations.

Testing and Deployment, Troubleshooting and Maintenance: Testing and deploying Unity projects across various platforms, including iOS, Android, PC, and VR/AR devices. Troubleshooting and fixing bugs, implementing software updates, and patches.

API, Library, and SDK Integration: Working with various APIs, libraries, and SDKs to integrate features and functionalities.

Knowledge Sharing: Participating in code reviews and contributing to team knowledge sharing. Staying up-to-date with the latest trends and advancements in Unity development.

Qualifications:
Bachelor's degree in Computer Science, Game Development, or a related field (or equivalent experience) with proven experience as a Unity Developer, demonstrated through a strong portfolio of completed projects.
Expertise in Unity3D/Content Development, C# programming, and experience in 2D/3D game/app development, including familiarity with game physics, animation, particle systems, and graphics optimization (e.g., shaders, rendering techniques).
Experience with mobile and console game development, with additional familiarity in AR/VR development (e.g., ARKit, ARCore, Oculus SDK), multiplayer game development, and networking concepts.
Understanding of Agile/Scrum methodologies, AI programming, and gameplay mechanics, along with knowledge of additional programming languages such as JavaScript or Python.
Strong problem-solving skills and ability to work effectively in a collaborative team environment, with excellent communication skills to articulate technical concepts to non-technical stakeholders.
Understanding of user interface (UI) and user experience (UX) principles.
JIRA experience is beneficial.
Experience working remotely.
Prior consulting experience preferred.

Skills: Smart Contract, Blockchain, Ethereum, Solidity, Blockchain Architecture, Cryptocurrency

We are looking to bring on a part-time brand designer with extensive Web3 experience to help us strategize and create brand identities and associated assets for our clients in the blockchain industry.

Skills: Branding Template, Brand Naming, Brand Identity Design, Brand Strategy, Brand Positioning, Brand Guidelines, Logo Design, Corporate Brand Identity

I am seeking an experienced crypto investor to help me with buying and selling cryptocurrencies, including but not limited to Tether (USDT) and Bitcoin (BTC). If you have a proven track record in crypto trading, I would love to work with you.

Skills: Cryptocurrency, Bitcoin, Blockchain, Ethereum, Cryptography

So, I have built a simple app in bolt.new and want to set up the server and implement 2-3 backend calls. I have done them in Python.


my budget is 100 euros

Skills: DevOps, Python, PostgreSQL, Redis, React, Next.js, API Development, Blockchain, NFT & Cryptocurrency, Solidity, Telegram, Front-End Development, Full-Stack Development, Back-End Development, Docker, MongoDB

We are seeking a talented C++ developer to work on a Windows application (.exe) related to Bitcoin wallet. The ideal candidate will have experience in application development, debugging, and optimization. You will collaborate with our team to enhance functionalities and ensure a seamless user experience. Familiarity with cryptocurrency applications is a plus. If you have a passion for technology and a strong understanding of C++, we want to hear from you!

**Relevant Skills:**
- C++ programming
- Windows application development
- Debugging and troubleshooting
- Understanding of cryptocurrency and Bitcoin
- Experience with application optimization and reverse engineering.
- license software selling implementation
- improving speed

Skills: C++, Desktop Application, C#, API, Bitcoin

I'm looking for someone to help me with light operational tasks, do basic research, quality assurance for a website, and help me stay organised. You will spend about half of your time helping my company and the other half of the time helping me directly.

I will create tutorials for you for almost all of the tasks you will be doing.

Some tasks you will do to help me and my company:

Go through a testing guide to test my web3 app to note down any bugs and issues on a daily basis (majority of the work)

Simple video editing, combining hundreds of video clips into one video using a web video editing software, VEED.

Help manage calendar and draft thank you / follow-up emails from audio messages I prepare.

Document what questions are being asked in feedback channels. Maybe help prepare responses.

Search Twitter for prospective partners, events and job candidates based on clear criteria

Prepare weekly reports and emails to be sent out by piecing together information from multiple sources.

Basic customer service.

Help keep me accountable about my personal health by reviewing sleep/food/workout data and messaging me.

The most important skill for this job is strong written English communication skills.

I'm also looking for someone with:

A good understanding of web3 and blockchain technology (3 months exposure minimum - does not have to be professional)

Strong organizational skills and attention to detail
A “can do” attitude and willingness to take on tasks of any size
At least 4 hours of overlap with UK business hours (9:30-5:30pm GMT)

Pay: TBD. This will depend on your level of skill and other people that apply for the job

I am looking for a part-time employee.

Perks:

You can work whenever you want as long as you have at least 4 hours of overlap with UK business hours (09:30 - 5:30 in GMT) Monday - Friday.

- You can work as much as you want
- Flexible vacation. If you need time off just let me know.
- Opportunity to advance / get bonuses. If you do a good job I will give you a raise and bonuses.

About me:

I am a software engineer and entrepreneur. I run a trading platform on the Base blockchain, clank.fun, and I am based in the UK.

To Apply for the job:

- Write 2-3 sentences about why you would like this position, and why you are a good fit. Do not write more than that or your application will be deleted.

- Share something you wrote that is 200 and 500 words

Under that put the following, and include the letters to make it easy for me to read:

a. Number of years experience organising information
b. What software you have used for this in the past
c: How long you've been exposed to blockchain technology

Make sure to follow all of the steps above. This is a great opportunity with the ability to get bonuses and raises, so I will only look at applicants that really want the job. If I decide to interview you, there will be a short video call between us and video will be required.

Thank you and I look forward to reading your application,

Nick Tikhonov

Skills: Travel Itinerary, Web3, Quality Assurance, Virtual Assistance, Communications, Scheduling, Personal Administration, Video Editing

We're launching a utility-based meme token and need a sharp, budget-friendly marketer to help build hype and grow our presence on Social media and crypto communities.

India, South Korea, turkey, Nigeria

What We Need:
We’re looking for someone to:

Post engaging memes and updates

Grow our community organically (no bots)


Help create simple, viral posts that promote our token's utility, brand, and story

Drive real traffic and community members

Ideal Candidate:
Has experience promoting crypto or meme tokens

Knows how to create FOMO and buzz in crypto circles

Understands how to grow organically

Comfortable working on a low-budget startup project

Bonus if you can communicate in Hindi, Tagalog, or other regional languages

Budget:
This is a low-budget, short-term project to start (we're bootstrapped). We’re looking to test with a few small gigs first, then expand long-term if results are good.

Skills: Telegram, Social Media Marketing, Crypto Marketing

I need someone balance my transaction and get the tax form ready.

Skills: Tax Preparation, Tax Return, Accounting, Tax Accounting, Intuit QuickBooks, Crypto Asset, Blockchain, NFT & Cryptocurrency, Account Reconciliation, US Taxation, Tax Preparation Software, Finance & Accounting, Accounting Report, Bookkeeping

We are looking for an experienced Python developer to create a script that extracts serum data and meteora data for submitted Solana token addresses. The script should efficiently handle multiple token addresses and output the data in a structured format. Strong familiarity with the Solana blockchain and data extraction techniques is essential. If you are skilled in Python and have experience working with blockchain data, we would love to hear from you!

Skills: Python, Data Scraping, JavaScript, Scrapy

We are looking for an expert blockchain developer to securely integrate a Solana smart contract with a TG bot wallet. The functionalities are fairly simple: Receive, withdraw, trade, reset wallet, and export private key. If you have experience with this type of integration, we would love to hear from you. Thank you!

Skills: Solana, Smart Contract, Telegram API

I need a script that will find all serum market data and meteora data if it's available for the Solana token addresses I provide to it. The serum data I want to extract in particular is below.

"serumPcVaultAccount": "E8daQYkDqYMYDtNtPPjZ99Q8pLVSXKFnEq6fDTfFQ6d",
"serumCoinVaultAccount": "ESDLztVmRkspkiGiE4NsEB1TnF2eQWgmCXYBvZ63wBFV",
"serumAsks": "BtM2zJ3fwibBY6rr9etBWYjHAuovSjZVNqC2mBHRsbww",
"serumEventQueue": "6N52DEwW9KtbujxbcbjUBSSojzjtuHpe6nXjJVvwXSvS",
"serumBids": "A6VgBwC35Mg8s4jyPAKyCwUYtEJiXnKJCGtj4wUjarW4",
"serumVaultSigner": "6EktjCtiusSDUcC4NY8Bn1XJGoLZUTvrSgNxBBJ3nL4i"

Skills: React, Blockchain Development, Ethereum, DApps, Blockchain, NFT & Cryptocurrency, Smart Contract, Cryptocurrency, Rust, Web Development, Blockchain, Solidity, API Development, Next.js, Front-End Development, Solana

We are a media agency seeking a talented video editor to elevate YouTube channels for our clients focused on trading (stocks, forex, crypto, etc.). We’re looking for someone who can deliver exceptional edits with motion graphics to make the content stand out. To find the perfect match, we’ll provide a short sample video (2-3 minutes) for you to edit as a trial task. Nail it, and we’ll proceed with ongoing paid projects.

**Responsibilities:**
- Edit raw footage (screen recordings, charts, voiceovers) into dynamic, professional videos.
- Incorporate eye-catching motion graphics, text animations, zooms, and transitions.
- Enhance audio for a polished, high-quality finish.
- Bring creativity to make trading content engaging and visually sharp.

**Requirements:**
- Proven video editing experience, ideally with YouTube content (trading/finance samples are a bonus).
- Expertise in Adobe Premiere Pro, After Effects, Final Cut Pro, or similar tools for motion graphics.
- Ability to transform technical content (charts, data) into compelling visuals.
- Quick turnaround and openness to feedback.

**Trial Task:**
- We’ll share a 2-3 minute raw video for you to edit, showcasing your best skills.
- Include motion graphics, animated text, and effects—full details provided with the file.
- Let us know how soon you can deliver (e.g., 1-2 days).

**Budget:**
- Ongoing work starts at $60/video, with potential to increase based on skill level and negotiation.

**How to Apply:**
- Share a link to your portfolio or video samples (motion graphics work preferred).
- Tell us your availability and estimated time for the trial task.
- Optional: Include your starting rate for editing 10-15 minute YouTube videos with motion graphics.

We’re looking for an editor with a creative edge to take our trading channel to the next level!

**Inspiration Videos:**
- https://www.youtube.com/watch?v=_6LoseqzIqQ&ab_channel=Ehsanszz
- https://www.youtube.com/watch?v=edM2x0NBMnI&ab_channel=ImanGadzhi
- https://youtu.be/W67yJ2y48KE?feature=shared&t=682 (Pierre)

Skills: Video Editing, Adobe Premiere Pro, Video Post-Editing, Video Production, Adobe After Effects, Motion Graphics

Project Description
We are seeking a developer to build a minimal Layer 0 blockchain prototype using the Substrate framework . The project involves creating a custom runtime with basic functionality (e.g., storing and retrieving a number) and integrating it with a simple web-based frontend interface for user interaction. The blockchain will be deployed locally for demonstration purposes.

The focus is on delivering a functional prototype within a tight timeframe (3 hours). You will use pre-built Substrate templates to accelerate development and customize the runtime logic in Rust. Additionally, you will set up a basic frontend using the Substrate Frontend Template (React.js) to interact with the blockchain.

This is a rapid development task aimed at showcasing core functionality, so the scope is intentionally minimal. Familiarity with Rust , Substrate , and frontend development is required.

Key Details
Core Features :
Runtime logic to store/retrieve data on the blockchain.
Web-based frontend to interact with the blockchain.
Tools/Languages : Rust, Substrate, React.js, Node.js, Yarn.
Deployment : Local testnet setup for demonstration.
Timeline : Completion within 8 hours .
Deliverables : A functional blockchain prototype with runtime customization, a working frontend, and deployment instructions.

Skills: Blockchain, Blockchain Architecture, Prototyping, JavaScript, Internet of Things

We are seeking a skilled Solidity developer to assist in creating and deploying smart contracts for our blockchain project. The ideal candidate will have a strong understanding of Ethereum and decentralized applications. Responsibilities include writing secure, efficient smart contracts and collaborating with our development team to integrate these contracts into our platform. If you have experience with DeFi, NFTs, or token standards, we want to hear from you!

Skills: Smart Contract, Blockchain, Solidity, Ethereum, Blockchain Architecture

We're looking for a game trailer creator to produce a 60–90 second gameplay and cinematic trailer for an upcoming free-to-play PvP game built in Unity.

The trailer should highlight:
A dark, competitive game world with two opposing factions
1v1 PvP gameplay
Player progression through equipable NFT gear
A player-owned item marketplace
A battle between two factions

Requirements:
Proven experience creating game trailers (portfolio required)
Ability to work with Unity
Animate gameplay (e.g. After Effects, Blender, Illustrator)
Strong sense of pacing, cinematic timing, and visual storytelling
Ability to add music, SFX, and polish
Experience with Web3/NFT or PvP games is a plus

What We Provide:
Game assets (backgrounds, characters, UI, environment, logo)
Style direction and references
Optional access to Unity scenes or gameplay clips


Deliverables:
One trailer (60–90 seconds)
Format: Horizontal & Vertical
Source project files
Deadline to be discussed

To apply, please include your trailer portfolio and preferred workflow.

Skills: Unity, Adobe Illustrator, Advertisement, Trailer, 2D Animation, Graphic Design, Animation, Game Design, Video Production

We are seeking a motivated individual to promote our referral link for an innovative AI-based crypto trading platform. The ideal candidate will have experience in digital marketing, particularly in the cryptocurrency sector. Your primary responsibility will be to drive traffic and encourage sign-ups through various online channels. Strong communication skills and a solid understanding of cryptocurrency trends will be essential to effectively engage potential users.

Skills: API, Cryptocurrency, JavaScript, Web Development, SEO Backlinking

We are looking for a skilled blockchain developer to join our team, focusing on cryptocurrency integration with the Tron blockchain. This role involves integrating advanced cryptocurrency features into our platform using the Flow blockchain framework. You will design, develop, and implement scalable solutions, collaborating with product managers, UI/UX designers, and other developers.

Key responsibilities include writing and deploying smart contracts on the Tron network and staying updated on blockchain trends. Strong problem-solving skills and attention to detail are essential, as is experience with various blockchain protocols.

If you are passionate about blockchain technology and have proven experience with the Tron network, we invite you to apply. Join us in redefining digital transactions and decentralized applications in a dynamic, collaborative environment.

Skills: Blockchain, Cryptocurrency, Blockchain Architecture, Ethereum, Bitcoin

We are seeking an experienced BNB developer to join our team for an exciting project. The ideal candidate will have a strong background in blockchain technology and smart contract development, specifically in creating and managing BNB applications. Your role will involve collaborating with our team to design, implement, and optimize BNB-based solutions. If you are passionate about cutting-edge technology and have a proven track record, we would love to hear from you!

Skills: Communications, Web Development, Web Design, JavaScript, Lead Generation

We are seeking a skilled freelancer to help establish an ultra-fast, low-latency monitoring setup for our Solana node. The ideal candidate will have experience in blockchain technology and performance monitoring. You will be responsible for configuring monitoring tools to ensure optimal performance and minimal downtime. A strong understanding of Solana's architecture and best practices for node management is essential. If you are passionate about blockchain technology and have the required skills, we would love to hear from you!

Skills: Linux System Administration, Linux, Amazon Web Services, Java, JavaScript

I am looking for tools to scan and find public BTC keys.

Skills: Cryptocurrency, Blockchain, Bitcoin, C++, Python, Algorithms

We are seeking an experienced React and TypeScript developer to enhance our real-time cryptocurrency screener. The project involves implementing WebSocket connections and fixing issues related to Supabase integration. The ideal candidate should have a strong grasp of real-time data handling and be able to troubleshoot and optimize existing code. If you're passionate about cryptocurrencies and have a keen eye for detail, we would love to hear from you!

you can take a look at the platform here:

https://dashing-kelpie-066191.netlify.app/

the main issue is my scanners are not handeling the data properly and not streaming into the platform- i just need help fixing this issue

Skills: React, JavaScript, TypeScript, Node.js, API

About Godai
Godai is an anime-inspired Web3 gaming project on Abstract, featuring hand-drawn, 1/1 elemental warriors and an expanding NFT-powered gaming ecosystem.

We are looking for a talented web dev & designer with experience in gaming and anime themed websites to create a 6/7 page website. The website must be fully optimized for both desktop and mobile, ensuring a seamless user experience across devices. All website content will be provided, so your focus will be on development, UI/UX, and responsiveness.

Ideal candidates should have a strong portfolio showcasing gaming or anime-related websites and a deep understanding of modern web design trends.

Requirements:
✅ Experience in Anime and gaming websites development.
✅ Strong portfolio showcasing web development.
✅ Deep understanding of website design and user experience.

How to Apply:
Please send a proposal and include your experience in Anime/Gaming website development. Thank you.

Godai X: https://x.com/GodaiAbstract

Skills: Website, Web Development, Web Design, HTML5, Anime.js

I am looking for a trustworthy freelancer who can help facilitate cryptocurrency transactions on my behalf for payments to my AI developer. The ideal candidate will have experience with handling cryptocurrency transactions and be familiar with platforms such as [Bitcoin, Ethereum, etc.], as well as having an understanding of handling upwork fees and transaction costs.Feel free to adjust the details or add any additional requirements specific to your situation. This should help attract someone qualified and experienced in handling crypto transactions securely.

Skills: Bitcoin, Ethereum, Solana

We are building a next-gen trading volume bot platform that allows users to develop, test, and deploy automated trading strategies on Solana and EVM chains (Ethereum, Polygon, BSC, etc.).
The project is divided into two phases:
1. Phase 1: Local bot development kit (Python/Node.js)
2. Phase 2: Online platform for bot deployment & analytics
We are looking for an experienced full-stack developer to lead the development of this platform.

Skills: JavaScript, React, Blockchain, DApp Development, API Integration, Node.js, Web Application, GraphQL

We’re launching a utility-backed cryptocurrency tied to a political movement, NFT collection, and various real-world projects (mines, water, media). We're looking for a talented Figma designer to visually design a sleek, modern Web3 website.

What You’ll Design:

Homepage (hero, token utility, NFT intro, roadmap)

Claim/Mint Portal (wallet connect, token/NFT claim)

Token Page (buy button, live data, contract info)

Desktop + mobile versions

Branding consistent with the CaliNation movement

What We’ll Provide:

Logo

Branding colors

Content outline

Web3 project references for inspiration

Ideal Candidate:

Has designed Web3, token, or NFT dashboards before

Understands basic wallet UX (MetaMask, claim buttons)

Can deliver a complete Figma file with developer-ready layout

Skills: Figma, Web Design, Web Development

I am going to create my own token to market it.....

Skills: Cryptocurrency

I need a AI bot that will chat with people on twitter X, post content, and develop his own personality. This is for a potential crypto project.

Please let me know your price and workfrlow

Skills: Artificial Intelligence, API Integration, Make.com

Hello, yeah I'm looking for some help with a data science project I'm in school in finance and wanting to get some assistance with working with azure or cursor ai and being able to modulate data and get some insights from that data using statistical analysis this will probably be five to 10 hours. I want to fast track my learnings when able to use these platforms competently myself. Please let me know if you are interested.

Skills: Azure DevOps Server, Microsoft Azure, Azure Service Fabric, Azure Cosmos DB, Network Design, Platform Migration, Azure App Service, Network Analysis, Azure Blockchain Service, Microsoft Azure SQL Database, DevOps, Azure Bot Service, Azure Machine Learning, Azure DevOps, Azure IoT HuB

We are seeking a best-in-class and AI-powered marketing Go-To-Market Engineer who specializes in building blockchain-based platform communities.
We are in the process of launching a years-in-the-making game. This game involves both traditional crypto tokens and real-world assets, a game-of-skill prediction component, and risk analysis in a compliant fashion to make international secondary market offering trading more secure for both retail and institutional investors.
We have a Github and are seeking GTM strategiest to help us boost the developer community there, boost our Twitter engagement with automated and engaging messaging, enhance our Discord community dynamics/engagement, and help us publicize our offering throughout a number of DeFi communities, especially within the Arbitrum One network.
We have launched a DAO and a token-burning mechanism that we are seeking help with messaging around.
All in all, we are seeking someone with years of experience in blockchain marketing/advertising who can help us go from zero-to-one around both advertising and spreading word-of-mouth awareness for this revolutionary platform. The ideal candidate has experience leveraging the latest AI-based tooling to drive engagement and awareness in novel and unique ways. This is a 1 to 2 month role that can lead to a long-term opportunity.

Skills: Marketing Strategy, Blockchain

Who We Are

We are a fast-growing startup developing a next-generation mobile application that transforms automation, AI-driven engagement, and secure transactions. Our mobile-first platform leverages AI, blockchain, and advanced analytics to create seamless, secure, and scalable interactions.

We’re looking for a top-tier development team or small tech firm to help us build and launch this cutting-edge mobile app—and grow with us long-term.

💡 The Opportunity: High-Growth & High-Reward
✅ $3,500 to kickstart development
✅ Lucrative contingency structure – More success = More financial upside for your team
✅ Startup growth potential – Be part of a platform designed for massive scalability
✅ True partnership – Not just another contract, but an opportunity to co-build and innovate

What You’ll Be Building
✔ A mobile-first application designed for real-time automation and engagement
✔ Secure, scalable iOS & Android app (Native: Swift/Kotlin or Hybrid: React Native/Flutter)
✔ AI-driven automation to enhance user experiences and optimize workflows
✔ Blockchain technology integration for data security and transparency
✔ Real-time analytics & performance tracking for deep insights into user engagement
✔ Advanced security and compliance measures to protect user data
✔ Process documentation and system mapping for future scalability

What We’re Looking For (Your Expertise)
✅ Mobile App Development – Expert in React Native, Flutter, Swift, or Kotlin
✅ Backend & API Development – Proficiency in Node.js, Firebase, AWS Lambda
✅ AI & Automation – Experience with machine learning, predictive analytics, AI-driven workflows
✅ Blockchain Development – Knowledge of Ethereum, Hyperledger, Web3.js for secure transactions
✅ Cloud & Security – AWS, Google Cloud, or Azure for hosting and encryption
✅ Data Analytics & Tracking – Google Analytics, Mixpanel, or custom tracking solutions
✅ Process Documentation & Mapping – Ability to create scalable system architecture

🚀 Why This is More Than Just a Project
This isn’t just another mobile app—it’s a visionary startup with massive potential. We’re looking for a team that sees the long-term vision and wants to be part of something groundbreaking.

📩 If your team is agile, innovative, and ready for a high-impact challenge, let’s talk!

Skills: Android, iOS, Java, JavaScript, Smartphone, User Authentication, User Profile Creation, Web Development, React Native, Python

I am looking for a skilled video editor to create videos for a trading software I created to trade memecoins.
The ideal candidate should have experience within the cryptocurrency world, and have experience editing videos in the field, you're welcome to send examples of your past work.
The job is the following:
I will provide you with a script and you should create a video with a voiceover and an AI character that talks
N.B.
It would be better if the AI character had a mask, easier to create.
I will give you an example of the style of video I want to create
https://www.youtube.com/watch?v=HiNogqUzk2E
I am looking for a candidate that is willing to create a brief video with a script I am going to provide with the style of the video I linked (similar cuts, similar editing, nice illustrations and so on) .
I am looking to hire one or more editors to crate a lot of content for a long time, full time availability is preferred.

Skills: Video Editing, Video Production, Video Post-Editing