Role Overview
Twine is hiring a mid-level Freelance Software Engineer – Blockchain. This is a contract hybrid role, based in Markham. Part of Twine's Security hiring. Full responsibilities, required qualifications, and the apply link are listed in the description below.
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Job Description
Join a dynamic team focused on advancing decentralized technology solutions as a Blockchain Software Engineer. This role is based in Markham, Canada, and offers a hybrid work arrangement with some on-site presence preferred. You will contribute to the development and implementation of blockchain-based applications, collaborating with cross-functional teams to deliver secure and scalable solutions. Occasional travel may be required to support project needs and team collaboration.
Responsibilities
- Design, develop, and maintain blockchain-based software solutions
- Collaborate with product managers and other engineers to define technical requirements
- Implement smart contracts and decentralized applications (dApps)
- Ensure the security and integrity of blockchain integrations
- Participate in code reviews and contribute to best practices
- Troubleshoot, debug, and optimize blockchain applications
- Stay updated on emerging trends and technologies in blockchain
Skills And Requirements
- Proven experience with blockchain development (e.g., Ethereum, Hyperledger, or similar platforms)
- Proficiency in programming languages such as Solidity, JavaScript, or Python
- Understanding of cryptographic protocols and decentralized systems
- Familiarity with smart contract development and deployment
- Experience with version control systems (e.g., Git)
- Strong problem-solving and analytical skills
- Ability to work in a hybrid setting with some on-site presence in Markham, Canada
- Willingness to travel occasionally as required
- Excellent communication and teamwork abilities
About Twine
Twine is a leading freelance marketplace connecting top freelancers, consultants, and contractors with companies needing creative and tech expertise. Trusted by Fortune 500 companies and innovative startups alike, Twine enables companies to scale their teams globally.
Our Mission
Twine's mission is to empower creators and businesses to thrive in an AI-driven, freelance-first world.
Frequently Asked Questions
How do I apply for the Freelance Software Engineer – Blockchain position at Twine?
Use the Apply button above to submit your application directly to Twine. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Is the Freelance Software Engineer – Blockchain role at Twine remote or in-office?
This is a hybrid role based in Markham. Expect a mix of in-office and remote days, with the specific cadence set by the hiring manager.
What does a Freelance Software Engineer – Blockchain at Twine earn?
Twine has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Freelance Software Engineer – Blockchain role at Twine posted?
This role was posted on April 7, 2026 (62 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
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