Backend Developer TON DeFi
Framework Ventures
About the company/product/us: AI Dogg is a pioneering project blending AI and blockchain in the Telegram ecosystem, offering a Tap-to-Earn game and Dogg Lands NFT platform. Founded on August 1, 2025, our team of 5-10 is committed to building scalable, user-focused solutions on The Open Network (TON). Responsibilities: Develop and maintain backend APIs for the AI Dogg Mini App and Dogg Lands platform. Manage databases (MySQL or similar) for user data, NFT transactions, and game logic. Integrate with TON blockchain (smart contracts, TON Wallet) via APIs. Optimize server infrastructure (AWS/CDN) for scalability and high performance. Collaborate with frontend and blockchain teams to ensure seamless integration. Requirements: 2+ years of backend development experience with Node.js, Express, or PHP/Laravel. Proficiency in database management (MySQL, MSSQL, or MongoDB). Experience with REST APIs and WebSocket for real-time interactions. Familiarity with cloud infrastructure (AWS, CDN). Fluent English (verbal and written). Minimum 8-month commitment. Nice-to-have: Experience with TON blockchain or EVM-based chains. Knowledge of Telegram API integration. Security expertise (OAuth2, KYC/AML). Tools: Docker, Git, Postman. Why it’s a fantastic opportunity: Contribute to a groundbreaking Tap-to-Earn and NFT project on TON. Work in a remote, collaborative environment with a motivated team. Payment starts after Christmas (December 2025), with potential $DOGG token incentives. Drive backend innovation for a scalable decentralized platform. Type of work: Full-time, online Contact person for hire: View email address on click.appcast.io Telegram: @doggai Apply Now: #J-18808-Ljbffr
- ...Framework Ventures is looking for a dedicated backend developer to contribute to the groundbreaking AI Dogg project, blending AI and blockchain... ...backend APIs, manage databases, and integrate with the TON blockchain. The role offers unique incentives and a chance to...SuggestedFull timeRemote work
- ...digital asset bookkeeping service. We’re looking for a full‑stack DeFi engineer, someone that has an understanding of DeFi, and can... ...familiarity with operating in an Unix environment. Experience designing backend REST APIs. Experience building and supporting complex, scalable,...SuggestedWork experience placementRemote workWork from homeFlexible hours
- ...A leading investment firm in the United States is seeking a Backend Rust Engineer to develop high-performance backend services and internal infrastructure. The ideal candidate has strong Rust skills and a solid understanding of EVM internals. Responsibilities include...Suggested
- ...projects include decentralized finance (DeFi), governance, and identity management, aiming... ...ever compromising user control. For developers and innovators, this means finding a way... ...services and APIs. Solid understanding of backend architecture, security practices, and database...SuggestedRemote work
- ...Framework Ventures is seeking a Backend Engineer - E2 to join the DevEx team in the United States. This role focuses on building customer-centric quality systems and improving API tools for developers. Candidates should have 3–6 years of software engineering experience...Suggested
- ...SENIOR SOFTWARE ENGINEER (NODEJS) ROLE: WIN is looking to add Backend Software Engineers (NodeJS) to our growing team! Ideal... ...web and mobile applications. KEY RESPONSIBILITIES: Design, develop and deploy cloud-based applications, microservices, integrations...Remote work
$150k - $350k
...Backend Engineer • Remote - United States • Engineering • Remote • Full-time About Trojan... ...candidate is a proactive and autonomous developer who thrives on tackling complex challenges... ...backend systems for crypto trading platforms, DeFi applications, or other data‑heavy...Full timePart timeLive inRemote work- ...serves thousands of institutions and millions of retail investors worldwide. Role We are looking for a Backend Engineer - E2 to join our DevEx team to empower developers with SDKs, developer portals, and APIs that enable clients to self-serve our API products with...Worldwide
- ...Certifications in specific technologies or frameworks (e.g., AWS Certified Developer, Microsoft Azure Developer). Agile or project management... ...Java, Ruby, PHP, C#, or Node.js. Frameworks : Experience with backend frameworks (e.g., Django, Spring, Express). Database Management...Internship
- ...projects, including those focused on hardware, standards, and voice technology. The role Nabu Casa is looking for a full‑time backend developer to join our Cloud & Infrastructure team and work primarily on Home Assistant Cloud services. As one of the most active open...Full timeLocal areaRemote workWork from homeWorldwide1 day per week
- ...and staking provider, in the world. For more information, visit Backend Engineer - E3 We are looking for a Backend Engineer - E3 to join our DevEx team and be at the forefront of empowering developers worldwide. Our team creates and maintains essential resources—...Work at officeWorldwideMonday to Friday
$209.09k - $232.33k
...A leading DeFi company in the United States seeks a dedicated frontend engineer to build the next generation of financial products. Youll manage impactful projects and ensure a consistent, high-quality user experience across trading interfaces and analytics pages. The...- ...cutting-edge technology firm is seeking a Senior Frontend Engineer to join its Perps / Orderbook squad. You will build high-performance DeFi interfaces connecting users to decentralized perpetual futures exchanges. The ideal candidate has over 6 years of frontend...Remote workFlexible hours
- ...our business and culture. Join us on this journey in building the future of connected commerce! We are looking for a Senior Backend Developer with experience developing high-quality backend infrastructures and services. Responsibilities: Take full responsibility...Flexible hours
- ...Senior Backend Developer Location: Remote, Mexico Engagement Type: Full-Time - Fractional (2-3 months) The Work (What you’ll be doing & Your Impact) Adapt and extend an existing backend architecture to support a new data centers knowledge management platform. Work with...Full timeTemporary workRemote work
$90 - $100 per hour
...Overview Job Title: Sr. Backend Software Developer Job Location: Remote – Must be in the DC Metro Area Compensation: $90-100/hr Eligibility/Clearance: US Citizenship Required - Public Trust. This opportunity supports a government contract Responsibilities Design, develop...Contract workRemote work- ...LI.FI is simplifying multi-chain DeFi for traditional financial institutions, fintechs and service providers by offering a unified... ...everyone. A quick run-down of the job Join LI.FI as a Backend Developer with a dedicated focus on integrating Hyperliquid...For contractorsWork at officeRemote workFlexible hours
- ...products to make this real: Sequence, which consists of i) a friendly crypto + Web3 wallet, and ii) a seamless developer platform for Ethereum, NFTs, Web3, DeFi and Dapps. And Skyweaver, a digital trading card game—powered by Sequence—where players actually own the...Work from homeShift work
- ...R&D Business Solutions LLC | Full time This is not a paid opportunity (Volunteer Opportunity: 30 hrs / week) Job Title: Backend Developer Location: Remote Employment Type: Temporary Volunteer About the Role: We are looking for a skilled Backend Developer...Full timeTemporary workRemote work
- ...We’re looking for a highly skilled React developer to convert Figma designs into pixel-perfect Web3 interfaces . The ideal candidate has... ...MetaMask , and Solflare . You’ll be working on staking dashboards , DeFi interfaces , payment processing , and other interactive...Contract work
- Python Developer With AWS Experience Location: McLean, VA, Richmond, VA, Wilmington, DE, and Boston (Need candidate to work onsite from any location, 3 days hybrid) Java Full Stack (80% Backend and 20% Frontend) Primary focus will be on Python.
- ...protocol’s efficiency and robustness. What You’ll Do: Design, develop, and optimize DeFi protocols on EVM-compatible chains, emphasizing contract... ...security, gas optimization, and upgradability Develop key backend and off-chain services in Go or Python, including...Contract workRemote workFlexible hours
- Back-End Engineer Virtue Tech an AWS Data Engineering company is seeking an exceptional Back-End Engineer to join the team. If youre dedicated and ambitious, Virutetech Inc. is an excellent place to grow your career. Dont hesitate to apply. Responsibilities Generate...
- ...Framework Ventures seeks a skilled back-end developer with over 3 years of experience in server-side software development. The ideal candidate will have strong capabilities in TypeScript/Node.js and SQL databases. Responsibilities include designing APIs and collaborating...
- ...experienced Back-end Engineer to design and implement high-performance backend services, including APIs, microservices, and databases. This... ...collaboration with frontend engineers, smart contract developers, and product managers to ensure seamless integration between off...Contract workLive in
- ...We are looking for a driven Backend Developer who understands that a platform is only as powerful as the engine running it. At KoiReader, you wont just be building standard CRUD apps; you will be building the robust data pipelines and APIs that power the "Mission...
- ...Framework Ventures is seeking a Graduate DeFi Developer to join their innovative team in the United States. In this role, you will develop risk management systems and trade execution systems in the rapidly evolving decentralized finance industry. You should have a Bachelors...
- ...financial technology. Role Overview Our client is looking for a Backend Engineer with strong fundamentals in TypeScript, Node.js, and... ...services, payments, or security-related domains. Responsibilities Develop and maintain backend services using TypeScript + Node.js ....For contractorsRemote work
- ...We’re looking for an experienced Backend Engineer to join our team at Bluum Finance. You’ll be working on building and maintaining the core infrastructure that powers our investment API platform, enabling companies to launch modern wealth experiences for their users. Responsibilities...Remote work
- ...We are looking for backend engineers to build, or rebuild, rock solid services with a laser focus on scalability and maintainability. PayPay Card aims at revolutionizing the credit card industry, making payment easier than ever, from two different angles: Bring the credit...
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