Senior Backend Developer to $6500

We are seeking a Senior Backend Developer for one of our project, who based in Europe.

This opportunity is ideal for proactive technologists who thrive in fast-paced startup environments and want to make a major impact on the future of digital trade.

Responsibilities

• Collaborate with a culturally diverse global software development team to drive the delivery of world-class web applications.
• Influence technical direction, system design, and standards, and mentor team members for technical excellence.
• Design and implement scalable and robust backend services and APIs with usability and clarity in focus.
• Work hands-on with advanced technologies: encryption, digital signatures, blockchain, PDF processing, message queues, and asynchronous background tasks.

Requirements

Core Skills

• 3+ years with JavaScript and TypeScript.
• 3+ years experience building modern SaaS or B2B apps using NestJS, TypeORM, and various software architectures.
• 3+ years designing REST APIs and implementing authentication methods.
• 3+ years working with database systems, SQL, and performing code reviews.
• 1+ year of blockchain development or maintenance is a strong plus.

Infrastructure

• Experience with AWS SDK v3, RDS, S3, SQS, SES, Redis/ElastiCache, Cognito, DynamoDB.
• 3+ years working with Docker (Kubernetes is a plus).

Frontend (Nice to have)

• 1+ years with NextJS, ReactJS, Redux/RTK, and SCSS.

Process

• 3+ years in Agile/Scrum environments, working with functional/non-functional requirements and specifications.
• 3+ years using Jest for code quality and automated testing.
• Strong analytical skills to detect and remediate bugs.
• 5+ years of version control experience (Git) and code review.

Soft Skills

• Excellent communication, ownership, and commitment to code quality and business timelines.
• Results-driven, independent, and entrepreneurial mindset.

This is a full-time remote position for candidates based in Europe (excluding Ukraine).