Senior Backend Engineer, Mission Planning & Optimization

quindar; United States; On-site; USD 150,000 - 200,000; Full time

Job summary

Quindar is seeking a Senior Software Engineer for the Flight + Plan team to lead mission‑planning system design and development. You will optimize scheduling, automate operations, and build high‑performance backends across the platform.

You will work primarily in Python to implement scalable, low‑latency solutions, validate algorithms, and collaborate with flight dynamics engineers, operators, frontend engineers, and product leaders to translate complex requirements into production‑ready

Qualifications

• Bachelor's degree in Computer Science, Aerospace Engineering, Applied Mathematics, Operations Research, or a related technical field—or equivalent practical experience.
• 6+ years of backend software‑engineering experience involving backend systems, distributed systems, optimization, planning, modeling and simulation, or related technical domains.
• Demonstrated experience independently driving complex software from concept and technical design through production deployment and operation.
• Active U.S. Secret security clearance, with the ability to maintain it throughout employment.

Responsibilities

• Lead the design and implementation of mission‑planning, scheduling, optimization, and operational‑automation systems
• Develop and validate algorithms that solve complex planning and resource‑allocation problems across large solution spaces
• Build high-performance APIs and distributed services for low-latency and compute-intensive workloads
• Improve the scalability, reliability, observability, and operational readiness of mission‑critical systems
• Collaborate across software, program, product, and operations to turn complex requirements into robust production solutions
• Help shape technical direction, mentor other engineers, and use automation and AI-assisted practices to improve engineering velocity and quality

Skills

Python

Backend systems

Low-latency

Optimization

Scheduling

APIs

Distributed systems

Data structures

Git workflows

Education

Bachelor's degree

Tools

Relational databases

Containerized cloud apps

CI/CD

Job description

Quindar is seeking a Senior Software Engineer for the Flight + Plan team to lead mission‑planning system design and development. You will optimize scheduling, automate operations, and build high‑performance backends across the platform.

You will work primarily in Python to implement scalable, low‑latency solutions, validate algorithms, and collaborate with flight dynamics engineers, operators, frontend engineers, and product leaders to translate complex requirements into production‑ready