
Senior Software Engineer
- or -
Post a project like this$6.0k
- Posted:
- Proposals: 0
- Remote
- #4458129
- Expired
Description
Experience Level: Expert
Estimated project duration: 1 - 2 weeks
About Us:
Koinos is a leading software development company dedicated to creating innovative solutions in the blockchain and digital currency space. We pride ourselves on building scalable, secure, and cutting-edge applications that empower users worldwide.
Position Oversiew:
We are seeking a talented and motivated Software Engineer with expertise in React and Node.js to join our dynamic team. The ideal candidate will be responsible for developing, enhancing, and maintaining our web applications, ensuring optimal performance and user experience.
Responsibilities:
Design, develop, and maintain web applications using React.js for front-end development.
Build and optimize backend services and APIs with Node.js and related technologies.
Collaborate with cross-functional teams to define, design, and ship new features.
Write clean, scalable, and efficient code following best practices.
Troubleshoot and resolve bugs and performance issues.
Stay updated with the latest industry trends and continuously improve technical skills.
Participate in code reviews and contribute to a collaborative team environment.
Qualifications:
Bachelor’s degree in Computer Science, Software Engineering, or a related field.
Proven experience in full-stack development with React and Node.js.
Strong understanding of JavaScript, HTML, CSS, and related technologies.
Experience with RESTful APIs, GraphQL, and database systems (SQL/NoSQL).
Familiarity with version control systems like Git.
Knowledge of blockchain or cryptocurrency technologies is a plus.
Excellent problem-solving skills and attention to detail.
Good communication and teamwork abilities.
What We Offer:
Competitive salary and benefits package.
Opportunity to work on innovative blockchain projects.
Flexible working hours and remote work options.
Collaborative and inclusive work environment.
Professional growth and development opportunities.
Set-up: Remote
Hiring Process:
Resume Screening
Take-Home Assessment
Technical Interview
Final Interview
Job Offer
How to Apply:
Interested candidates are encouraged to send their fully updated resume or portfolio to hire@koinos.us.
Koinos is a leading software development company dedicated to creating innovative solutions in the blockchain and digital currency space. We pride ourselves on building scalable, secure, and cutting-edge applications that empower users worldwide.
Position Oversiew:
We are seeking a talented and motivated Software Engineer with expertise in React and Node.js to join our dynamic team. The ideal candidate will be responsible for developing, enhancing, and maintaining our web applications, ensuring optimal performance and user experience.
Responsibilities:
Design, develop, and maintain web applications using React.js for front-end development.
Build and optimize backend services and APIs with Node.js and related technologies.
Collaborate with cross-functional teams to define, design, and ship new features.
Write clean, scalable, and efficient code following best practices.
Troubleshoot and resolve bugs and performance issues.
Stay updated with the latest industry trends and continuously improve technical skills.
Participate in code reviews and contribute to a collaborative team environment.
Qualifications:
Bachelor’s degree in Computer Science, Software Engineering, or a related field.
Proven experience in full-stack development with React and Node.js.
Strong understanding of JavaScript, HTML, CSS, and related technologies.
Experience with RESTful APIs, GraphQL, and database systems (SQL/NoSQL).
Familiarity with version control systems like Git.
Knowledge of blockchain or cryptocurrency technologies is a plus.
Excellent problem-solving skills and attention to detail.
Good communication and teamwork abilities.
What We Offer:
Competitive salary and benefits package.
Opportunity to work on innovative blockchain projects.
Flexible working hours and remote work options.
Collaborative and inclusive work environment.
Professional growth and development opportunities.
Set-up: Remote
Hiring Process:
Resume Screening
Take-Home Assessment
Technical Interview
Final Interview
Job Offer
How to Apply:
Interested candidates are encouraged to send their fully updated resume or portfolio to hire@koinos.us.
Andrew W.
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Last project
23 Jan 2026
United Kingdom
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