Senior Backend Engineer (Blockchain Focus)

Placements24; Willows (CA); Hybrid; USD 140,000 - 210,000; Full time

Benefits offered by this job

Equity options

Fully remote work

Professional development budget

Team retreats and virtual events

Job summary

Placements24 is seeking a Senior Backend Engineer focused on blockchain integration to join a fully remote team. You will design, develop, and maintain backend infrastructure powering DeFi products, collaborating with smart contract developers and product managers.

You’ll work remotely with a global team to deliver secure, high-performance systems. The role emphasizes robust APIs, scalable architectures, and tight collaboration with frontend engineers.

Qualifications

• Bachelor's degree in CS, SE, or related field or equivalent experience.
• 5+ years in backend software development.
• Proven experience building scalable, high-performance backend systems.
• Proficiency in Go, Python, Node.js, or Java.
• Experience with blockchain networks via APIs or RPC.
• Knowledge of SQL/NoSQL databases and cloud platforms.

Responsibilities

• Design, build, and maintain backend services and APIs for blockchain apps.
• Integrate with blockchain nodes and smart contracts.
• Develop data pipelines for blockchain data accuracy and efficiency.
• Ensure scalability, security, and reliability of backend infra.
• Collaborate with frontend teams to integrate services with UIs.
• Write clean, tested code and participate in reviews.
• Troubleshoot complex issues across the stack.
• Stay updated with backend and blockchain technologies.
• Contribute to architectural discussions and tech selection.

Skills

Go

Python

Node.js

Java

Blockchain concepts

Distributed ledgers

Education

Bachelor's degree in CS or related field

Tools

AWS

Azure

GCP

Docker

Kubernetes

SQL

NoSQL

Job description

About the Role

Our client, a leader in developing decentralized financial services, is looking for a Senior Backend Engineer with a strong focus on blockchain integration to join their established fully remote team. In this role, you will be responsible for designing, developing, and maintaining the backend infrastructure that powers our innovative blockchain-based products. You will work closely with smart contract developers, frontend engineers, and product managers to build scalable, secure, and high-performance systems. As a remote-first organization, we foster a culture of collaboration, transparency, and autonomy, providing you with the flexibility to work from anywhere while making a significant impact. We are seeking individuals who are passionate about the blockchain space and eager to contribute to building the future of decentralized finance. This position offers the chance to work with a talented, global team on exciting and challenging projects.

Key Responsibilities

• Design, build, and maintain robust backend services and APIs for blockchain applications.
• Develop and optimize systems for interacting with blockchain nodes and smart contracts.
• Implement data processing pipelines for blockchain data, ensuring accuracy and efficiency.
• Ensure the scalability, security, and reliability of backend infrastructure.
• Collaborate with frontend developers to integrate backend services with user interfaces.
• Write clean, maintainable, and well-tested code.
• Participate in code reviews and provide constructive feedback.
• Troubleshoot and resolve complex technical issues across the stack.
• Stay current with emerging backend technologies and blockchain advancements.
• Contribute to architectural discussions and technology selection.

Requirements

• Bachelor's degree in Computer Science, Software Engineering, or a related field; or equivalent practical experience.
• 5+ years of experience in backend software development.
• Proven experience building scalable and high-performance backend systems.
• Proficiency in one or more backend programming languages such as Go, Python, Node.js, or Java.
• Strong understanding of blockchain concepts, including consensus mechanisms, distributed ledgers, and smart contracts.
• Experience integrating with blockchain networks (e.g., Ethereum, Polygon, BSC) via APIs or RPC.
• Familiarity with database technologies (SQL and NoSQL).
• Experience with cloud platforms (AWS, Azure, GCP) and containerization (Docker, Kubernetes).
• Excellent problem-solving and debugging skills.
• Strong communication skills and experience working in a remote team environment.

Benefits

• Competitive salary and comprehensive benefits package.
• Significant equity/stock options in a rapidly growing company.
• Fully remote work environment with flexible hours.
• Generous professional development budget.
• Regular team retreats and virtual social events.
• Opportunity to work on impactful projects in the blockchain and DeFi space.
• Access to state-of-the-art tools and technologies.