Senior Blockchain Developer (Remote)

Placements24; LegKraal Gate; Hybrid; ZAR 1,200,000 - 2,400,000; Full time

Benefits offered by this job

Stock options

Remote work

Health insurance

Learning budget

Job summary

Placements24 is seeking a Senior Blockchain Developer for a fully remote role. You will design and deploy core blockchain infrastructure, dApps, and smart contracts, collaborating with an international team to push the boundaries of Web3 technology.

The ideal candidate has 5+ years of software development with at least 3 years in blockchain, deep knowledge of Solidity and Ethereum-like platforms, and experience with Web3 libraries and cloud/container ecosystems. Remote work is supported globally.

Qualifications

• Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience.

Responsibilities

• Design, develop, and implement high-quality, scalable, and secure blockchain solutions.
• Build and maintain smart contracts using Solidity, Rust, or Go.
• Develop decentralized applications (dApps) and integrate them with blockchain protocols.
• Collaborate with product teams to translate requirements into technical specifications and robust implementations.
• Write clean, efficient, and well-documented code, adhering to best practices.
• Conduct thorough code reviews and mentor junior developers.
• Optimize blockchain systems for performance, security, and cost-efficiency.
• Stay ahead of the curve on emerging blockchain technologies, protocols, and industry trends.
• Troubleshoot and resolve complex technical issues across distributed systems.

Skills

Blockchain development

Smart contracts

Web3 libraries

Blockchain security

Cloud platforms

Containers

Cryptography

Distributed systems

Education

BSc/MSc in CS/SE

Tools

Docker

Kubernetes

AWS

Job description

About the Role

Our client, a fast-growing, globally distributed Web3 infrastructure company, is seeking a highly skilled Senior Blockchain Developer to join their pioneering team. This is a fully remote position, offering the flexibility to work from anywhere. You will be instrumental in designing, developing, and deploying core blockchain infrastructure, decentralized applications (dApps), and smart contracts that power the future of the internet. The ideal candidate possesses deep technical expertise, a passion for decentralized technologies, and a proven track record of delivering complex blockchain projects. You will collaborate with a talented international team of engineers, product managers, and designers, contributing to innovative solutions that push the boundaries of what's possible in the blockchain space. This role offers the unique opportunity to shape the foundational elements of decentralized systems from the comfort of your own home.

Key Responsibilities

• Design, develop, and implement high-quality, scalable, and secure blockchain solutions.
• Build and maintain smart contracts using languages like Solidity, Rust, or Go.
• Develop decentralized applications (dApps) and integrate them with blockchain protocols.
• Collaborate with product teams to translate requirements into technical specifications and robust implementations.
• Write clean, efficient, and well-documented code, adhering to best practices.
• Conduct thorough code reviews and mentor junior developers.
• Optimize blockchain systems for performance, security, and cost-efficiency.
• Stay ahead of the curve on emerging blockchain technologies, protocols, and industry trends.
• Troubleshoot and resolve complex technical issues across distributed systems.

Requirements

Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience.

• 5+ years of professional software development experience, with at least 3 years focused on blockchain development.
• Strong proficiency in at least one smart contract language (e.g., Solidity) and blockchain platform (e.g., Ethereum, Polygon, BSC).
• Experience developing dApps, integrating with Web3 libraries (Web3.js, Ethers.js), and interacting with wallets.
• Deep understanding of blockchain architecture, cryptography, consensus mechanisms, and distributed systems.
• Familiarity with common blockchain security vulnerabilities and mitigation techniques.
• Experience with cloud platforms (AWS, GCP, Azure) and containerization (Docker, Kubernetes) is a plus.
• Excellent problem-solving, analytical, and communication skills.
• Proven ability to work effectively in a fully remote, asynchronous team environment.

This is a 100% Remote position, though the company may have a physical presence or team coordination point near Mahikeng, North West .

Benefits

Our client offers a highly competitive salary, comprehensive global health insurance, and generous stock options. We provide a truly flexible remote work environment, empowering you to work from wherever you are most productive. Opportunities for continuous learning include access to online courses, industry conferences, and workshops. You'll join a collaborative, forward-thinking team working on projects at the forefront of Web3 innovation. This role offers significant autonomy and the chance to make a substantial impact on the evolution of decentralized technology. Contribute to the future of the internet from anywhere in the world.