Sr. Backend Engineer — CREAM, LLC

The Bitcoin Street Journal; Las Vegas (NV); Hybrid; USD 120,000 - 180,000; Full time

Job summary

CREAM, LLC is seeking a Senior Blockchain Developer to drive cross-chain functionality and secure smart contract development for Web3 products.

The role focuses on Solidity, OpenZeppelin, and integration of blockchain ecosystems, collaborating with leadership and developers to deliver scalable solutions and robust APIs.

Qualifications

• 2+ years in a product-driven blockchain engineering role
• 4+ years backend/server-side web development experience (Sr. level)
• Strong proficiency in Solidity and smart contracts
• Experience with OpenZeppelin and blockchain ecosystems (VeChain, Ethereum, Binance Smart Chain)
• Fluent in React/React Native, Web3.js, TypeScript; knowledge of Unity is a plus
• Excellent debugging, testing, and security mindset
• Experience with MongoDB, MySQL or Postgres, AWS is a plus

Responsibilities

• Develop and lead cross-chain blockchain features and architecture
• Build integration libraries and SDKs to interface with servers and APIs
• Collaborate with leadership and developers to define technical roadmaps and deliverables
• Ensure code quality, security, and best practices across ecosystems
• Work with UI, marketing, legal, and privacy teams to ship products and campaigns
• Mentor and guide team members toward roadmap execution

Job description

• Company: CREAM, LLC
• Location: NV Las Vegas US
• Sector: Blockchain
• Source: web3.career

About The Role

VIMWorld is looking for talented blockchain engineers with technical acumen as well as the ability to tap into your softer side as you create libraries/services with empathy for our users (both internal and external). You are a professional Blockchain Engineer who will work directly with leadership, key stakeholders, and a group of talented developers to impact VIMworld’s ecosystem in but not limited to the following ways:

• Work closely with leadership on cutting edge smart NFT product functionality and blockchain architecture
• Lead and implement cross-chain platform integration efforts to allow exponential growth of VIMworld’s global community
• Develop best practices and documentation to scale productivity
• Working closely with UI, internal and third-party developers to ensure in all stakeholders a complete understanding of technical requirements and overall work quality
• Manage, build integration libraries and SDKs to interface with our server and APIs
• Collaborate across multiple functions including marketing, technology, legal, and privacy to launch web and app consumer experiences with core promotion capabilities for marketing campaigns and donation programs.
• Senior Blockchain Developer will collaborate and/or lead team members to develop clear technical developmental roadmaps and be accountable for the execution of the roadmaps

Join us, if you have/are

• 2+ years of professional experience working in a product-driven environment for a Blockchain Engineer position.
• 4+ years of professional experience working in a product-driven environment, server-side, back-end web development for a Sr. Blockchain Engineer position.
• Bachelor’s degree in Computer Science, Software Engineering or closely related technical discipline.
• Solid understanding of Vechain, Ethereum, and Binance Smart Chain ecosystems
• Strong programming skills in Solidity
• Hands-on experience in smart contracts development as well as skills, knowledge, and a good sense of best practices in design and security.
• Strong unit and functional testing and debugging skills
• Familiar with third-party libraries, such as OpenZeppelin.
• Fluent in React, React Native, Web3.js, Typescript, Unity, and willing to learn is always a plus. Bonus if you have experience with MongoDB, MySQL or Postgres, AWS
• Excellent professional work ethics, problem-solving, and complexity analytical skills