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Senior Blockchain Developer

3Core Systems, Inc
United StatescontractVerifiedPosted 17 Jun 2026

About the role

Job Title: Senior Blockchain Developer

Job Location: Chicago, IL - 60604, (Hybrid - 3 Days In Office, 2 Remote)

Estimated Duration (In Months): 13 Months

MUST HAVE SKILLS/ATTRIBUTES:

Cryptography, GoLang, Java, Node JS, Python, SDLC, Spring Boot

EXPERIENCE DESIRED:

· Java Spring Boot experience (5+ Years)

· Experience working as a Blockchain Developer or a similar role in the IT department (3+ Years)

· Experience leading to a complete understanding of the software development lifecycle (10+ Years)

· Expertise in building robust systems (resiliency, fault tolerance, scalability) at scale (10+ Years)

· Code in various languages such as Solidity, Java, Node JS, Python, GoLang, Rust and others (3+ Years)

· Experience in working with various types of cryptography to secure data (3+ Years)

· Outstanding understanding of data structures and algorithms (3+ Years)

Required Minimum Education: Bachelor’s Degree

**Only those lawfully authorized to work in the designated country associated with the position will be considered.

**Please note that all position start dates and durations are estimates and may be reduced or lengthened based upon a client’s business needs and requirements.

Job Description

Education :

· Bachelor’s degree in Information Technology or Computer Science

REQUIRED QUALIFICATIONS :

· Java Spring boot experience is a must

· Experience working as a Blockchain Developer or a similar role in the IT department

· Experience leading to a complete understanding of the software development lifecycle

· Expertise in building robust systems (resiliency, fault tolerance, scalability) at scale

· Demonstrate excellent ability to code in various languages such as Solidity, Java, Node JS, Python, GoLang, Rust and others

· Experience in working with various types of cryptography to secure data

· Outstanding understanding of data structures and algorithms

· Knowledge of various cybersecurity guidelines and protocols

· Strong understanding and knowledge of various kinds of cyber attacks

· Ability to work in a team or individually as and when required

· Possess excellent communication skills

· Have keen eye for details

· Manage multiple projects simultaneously

PREFERRED QUALIFICATIONS :

· Experience working with Cloud platforms such as MS Azure, AWS preferred

Senior Blockchain Developer Summary :

· As a Blockchain Developer, you are responsible for developing application features and interfaces using blockchain technology

· You will be also responsible for designing and developing a system that is secure, reliable and scalable

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Company

3Core Systems, Inc

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