Senior Backend Engineer (Python/Java) at BTSE · Web3Vacancy
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Senior Backend Engineer (Python/Java)

Remote
Market range (est.) $120k–$245k
◆ 6/10 cryptofintechweb3Backend Developer
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About this role

Join BTSE as a Senior Backend Engineer to lead the resolution of business challenges through technical solutions. Work with cutting-edge technology in a remote role within a leading fintech company.

Description

About BTSE

BTSE Group is a leading global fintech and blockchain company that is committed to building innovative technology and infrastructure. BTSE empowers businesses and corporate clients with the advanced tools they need to excel in a rapidly evolving and competitive market. BTSE has pioneered numerous trading technologies that have been widely adopted across the industry, setting new benchmarks for innovation, performance, and security in fintech. BTSE’s diverse business lines serve both retail (B2C) customers and institutional (B2B) clients, enabling them to launch, operate, and scale fintech businesses.
Responsibilities
  • Proactively identify and lead the resolution of business challenges by translating complex operational needs into streamlined technical roadmaps that improve company-wide efficiency.
  • Design and maintain high-performance Web Applications and Microservices following MVC architecture using Python (FastAPI) and HTML/JavaScript.
  • Architect and implement internal services and integrations following REST best practices to ensure long-term scalability and maintainability.
  • Act as a bridge between technical and business teams, effectively communicating the value of technical solutions to non-technical stakeholders to ensure alignment and buy-in.
  • Continuously research and adopt new tools or methodologies to automate high-touch manual processes and resolve persistent business pain points.
  • Manage the complete software development lifecycle, from initial discovery and data schema design to deployment and Unix-based operational support.
Requirements
  • 5+ years of backend development experience with Python and / or Java, including deep knowledge of modern asynchronous frameworks (preferably FastAPI).
  • Proven experience building integrated web applications using REST APIs, HTML, and JavaScript.
  • Practical understanding of MVC architecture and a commitment to REST best practices.
  • Advanced proficiency in modern SQL (PostgreSQL), with the ability to design schemas and optimize queries for complex business logic and data integrity.
  • Solid experience with Unix/Linux systems for development, debugging, and operational management.
  • Practical experience with Docker and GitLab CI/CD for containerization and automated delivery.
  • A proactive mindset with the ability to independently discover challenges and drive high-impact solutions in a fast-paced environment.
  • Strong communication skills with the ability to articulate technical concepts to both technical peers and non-technical business partners.
Job Details
Market range (est.)$120k–$245k
LocationRemote
AI Score★★★★★★☆☆☆☆ 6/10
PostedSep 22, 2026 (10h ago)
Tags & Skills
cryptofintechweb3Backend Developerremote
Tech Stack
PythonJavaFastAPIHTMLJavaScriptRESTSQLPostgreSQLUnix/LinuxDockerGitLab CI/CD
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