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Senior Backend Engineer (Node.js Blockchain)

Company:
Blockskye
Location:
Boston, MA
Posted:
June 21, 2025
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Description:

About Blockskye

Blockskye provides next-generation inventory booking, payment, and dynamic expense solutions for the travel and entertainment industries using blockchain. We connect suppliers and corporate buyers with blockchain technology thereby achieving greater transparency, trust, and efficiency in transaction, inventory, and booking management. Our solution is governed by industry stakeholders with a focus on supplier and corporate buyer participation. This inclusive approach has enabled us to deploy blockchain fairly quickly within the industry. We believe in inter-enterprise, real-time accounting integrations as a foundation for distributed ledger technology, private, and public blockchains.

About the Team

Our technology team operates with a clear mission: Build with trust. Navigate with purpose. Launch with pride. We’re guided by core tenets: Curiosity, Discipline, Excellence, Thoughtfulness, and Intent, and believe that great technology is built by people who ask “why,” care deeply about outcomes, and never settle for “good enough.” Every line of code, every deployment, and every retrospective is a chance to raise the bar, for ourselves and for the industry.

Overview

Blockskye is seeking a Senior Backend Engineer who is deeply skilled in Node.js and preferably has practical experience with blockchain technologies. This role focuses on designing and building performant backend systems and deploying serverless solutions in AWS. You will work closely with a high-caliber team across engineering, product, and blockchain development to power the core infrastructure behind Blockskye’s travel and expense platform.

Responsibilities:

Design and develop robust backend services and APIs using Node.js and modern frameworks

Lead the development team, providing guidance and mentorship to junior developers

Architect and optimize serverless systems on AWS (Lambda, S3, RDS, etc.)

Mentor junior developers and contribute to a strong team culture

Collaborate with cross-functional stakeholders to translate business needs into technical solutions

Monitor, debug, and improve system reliability and performance

Participate in code reviews, design discussions, and continuous improvement initiatives

Requirements

3+ years of experience building backend systems in Node.js with MEVN, MEAN or MERN stacks in production-level deployments

Solid understanding of MVC design patterns, DRY Principles, OOP, and application architecture

Strong background in solution design, with the ability to architect scalable and efficient software solutions

Deep understanding of serverless architecture and AWS services (Lambda, S3, RDS, CloudWatch, etc.)

Experience with message processing systems such as SQS, RabbitMQ, or Khafka

Experience designing RESTful APIs and working with microservice architectures

Solid foundation in database design, especially relational databases and non-relational databases (e.g., MySQL, PostgreSQL, MongoDB)

Experience with Git source control, Github, and Gitflow workflow

Strong communication skills and ability to work across time zones, particularly Eastern Time

Proficiency in modern JavaScript frameworks (Vue.js, Next.js, or similar)

Comprehensive understanding of the Software Development Life Cycle (SDLC)

Skilled in HTML5, CSS3, and responsive design principles

Bonus Qualifications:

Hands-on experience with blockchain technologies, including the design and integration of distributed systems or smart contract platforms

Familiarity with enterprise applications of blockchain protocols such as Ethereum, Hyperledger, or Solana

Experience with PHP and LAMP development

Experience in the travel industry

This job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required. Duties, responsibilities and activities may change or new ones may be assigned at any time with or without notice.

Blockskye is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, sexual orientation, gender identity, genetic information, national origin, disability, or veteran status.

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