Senior Backend Engineer: Scalable APIs & Distributed

474 MS Services Group, Inc.; United States; On-site; USD 120,000 - 170,000; Full time

Job summary

Morgan Stanley’s Technology division seeks a Director-level Backend Engineer to design and operate production-grade services. You will own end-to-end backend systems with a focus on scalability, reliability, and clean abstractions.

You’ll collaborate across teams, ship at scale, and mentor junior engineers while solving real engineering problems rather than toy puzzles. Expect hands-on work with distributed systems, APIs, and data platforms in a globally distributed environment.

Qualifications

• 4+ years of backend development experience.
• Strong proficiency in Java and Python.
• Experience building scalable REST APIs and distributed systems.
• Familiarity with multi-threaded and event-driven architectures.
• Solid understanding of data structures and memory usage.
• Knowledge of Spring Framework and dependency injection.
• Experience with CI/CD and unit testing.

Responsibilities

• Designing and building backend services and APIs from scratch.
• Working on distributed systems with scalability, latency, and reliability constraints.
• Making trade-offs across performance, consistency and complexity.
• Writing clean, maintainable, and testable code.
• Owning services end‑to‑end: design - build - deploy - operate.
• Debugging production issues and improving system resilience over time.

Skills

Java

Python

OO Design

Multi-threading

Event-driven

REST APIs

Distributed systems

Caching

Security basics

CI/CD

Unit testing

SQL/NoSQL

Tools

Spring Framework

PostgreSQL

Job description

Morgan Stanley’s Technology division seeks a Director-level Backend Engineer to design and operate production-grade services. You will own end-to-end backend systems with a focus on scalability, reliability, and clean abstractions.

You’ll collaborate across teams, ship at scale, and mentor junior engineers while solving real engineering problems rather than toy puzzles. Expect hands-on work with distributed systems, APIs, and data platforms in a globally distributed environment.