Backend Engineer nest.js Node.js
800 USDPosition: Backend Developer (Blockchain Gaming & Cryptocurrency Payment System)
We are looking for a skilled Backend Developer to join our team and contribute to the ongoing development of our blockchain-based cryptocurrency casino platform. In this role, you will work on the existing project, optimizing and scaling backend services, integrating the Tron blockchain, and developing smart contracts for gaming functionalities. If you are passionate about blockchain technology and enjoy working in a dynamic environment, we'd love to have you on board.
Required Skills:
Nest.js
Proficient in using Nest.js to build scalable and maintainable backend services
Node.js
Strong experience with Node.js to build efficient server-side applications
Tron Blockchain
Experience in writing and deploying smart contracts on the Tron blockchain, particularly for gaming and cryptocurrency applications
Blockchain Game Development
Experience in creating decentralized applications (DApps) and integrating blockchain technology into gaming functionalities
Web3
Familiar with using Web3.js to interact with blockchain networks, including integrating smart contracts and building decentralized payment systems
Cryptocurrency Payment Systems
Ability to develop independent cryptocurrency payment systems for transaction handling within the blockchain platform
Third-party Game Integration
Experience in integrating and connecting with third-party gaming platforms, ensuring smooth data and transaction flow between systems
API Development
Experience in developing and maintaining RESTful APIs to interact with frontend services
Test Report Submission
Ability to write and submit comprehensive test reports before the platform goes live, ensuring seamless integration with third-party platforms and meeting launch requirements
Telegram Bot Development
Experience in developing and maintaining Telegram bots, capable of providing automation for notifications, game reminders, and account management functions
Security Best Practices
Familiar with implementing security measures, such as securing private keys and safely managing blockchain transactions
Version Control: Git
Proficient in using Git for version control, including managing branches and pull requests
Database
Experience with relational and NoSQL databases (e.g., MongoDB, PostgreSQL)
Performance Optimization
Ability to optimize backend performance, scalability, and reliability
CI/CD & Deployment
Understanding of continuous integration and deployment (CI/CD) processes, and experience deploying applications to cloud platforms
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10 days800 USD
304 10 days800 USDЗдравствуйте!
Меня зовут Алексей, я представляю группу разработчиков – NC-1.
В нашей команде есть специалист с необходимыми для Вас опытом и знаниями. Ставка в час – 25 USD
Стек: React, React native, Expo, Next, Vue, ChartJs, Mobx, Redux, Material-UI, Fluent-UI, Bootstrap, Antd, NodeJS, Nest, Express, Koa, Meteor, MongoDB, PostgreSQL, Redis, Mongoose, Typegoose, Typeorm, JWT/JWTR, JavaScript ES6+, TypeScript, HTML/CSS, SASS/Less, Tailwind, Styled-component, Git, JSON, RESTful, GraphQL, Firebase, Axios
Портфолио – https://nc-one.com/case-studies
С уважением, Алексей М.
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30 days800 USD
258 30 days800 USD嗨,江哲!
我是 Georgios Toutoudakis,一位全栈工程师,在 Nest.js、Node.js 和区块链平台方面拥有丰富的实践经验。我曾参与开发加密集成后端、实时游戏基础设施以及去中心化支付系统,并专注于性能和安全。
我的优势:
使用 Nest.js 构建了可扩展的 API,架构简洁,采用模块化设计
集成了 Tron 智能合约,并使用 Web3.js 实现 DApp 功能
… 开发了加密货币支付流程和钱包逻辑,并实现了真实的交易处理
集成了第三方游戏引擎,并确保了数据同步的一致性
创建了 Telegram 机器人,用于用户通知、钱包追踪和游戏内事件
安全的私钥管理和区块链交易(包括 Gas 优化)
其他经验:
MongoDB、PostgreSQL、Redis
Git 工作流和 CI/CD 流水线
编写测试覆盖率和可部署报告
在敏捷团队中工作并交付生产级系统
我可以全职工作,从第一天起就随时准备贡献自己的力量,并可以根据需要提供代码示例或类似项目的参考资料。
欢迎联系我们,探讨如何帮助您的平台发展。
此致,
Georgios Toutoudakis
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5 days800 USD
1182 8 1 5 days800 USDHello, Zhe Jiang
How are you doing?
What about quick chat about your project.
Write me PM, thanks!
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5 days800 USD
232 5 days800 USDGood afternoon
have extensive experience in Web3,
+ All required skills match
happy to cooperate
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1 day800 USD
94002 1264 1 10 1 day800 USDHello. I have been working with Nuxt/Nest.js for more than 8+ years. I'm ready to cooperate
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1 day800 USD
447 1 0 1 day800 USDGood day!
I am very interested in your proposal. I am a FullStack Web developer with experience in stacks such as PERN, MERN, PEVN, MEVN. I work with modern technologies: Node.js (NestJS), React.js (Next.js), PostgreSQL, and other tools from the JavaScript ecosystem.
Here is what I can offer you:
- Clean and maintainable code — I use ESLint and Prettier to ensure the code is structured, readable, and easy to support;
- Clear architecture — the entire project structure will be logical, without chaos or "confusing forests";
- Modern technologies — using up-to-date solutions on both the frontend and backend;
- Quality and timely development — I work responsibly, adhering to deadlines;
… - Pixel-perfect responsive design;
- Website localization;
- SEO — optimization for search engines;
- Precise implementation of requirements — everything will be realized according to the specified technical task.
If you are looking for quality, clean architecture, and a responsible performer — I am available!
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I can do this
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