Remote New

Staff Software Engineer, Backend

Slingshot Aerospace
United States
Nov 18, 2025
What You'll Do: As a Staff Backend Software Engineer supporting Slingshot's development, you will design and build capabilities that will enable our products to help solve satellite owner-operator problems. You will be a multiplier for the entire engineering team by not only delivering high-quality code on time but by helping your teammates do so as well, and by mentoring and providing support whenever needed. You will find, evaluate, and leverage new technologies; solve complex problems; and deliver value to end users. Slingshot Aerospace cares deeply about our commitment to company values, mission, and purpose. The core competencies we will be looking to identify include: intellectual agility, ability to develop innovative solutions, leadership, performance-orientation, and industry expertise. Position Responsibilities: Executes all position responsibilities in alignment with Slingshot's core values, mission, and purpose Design and implement scalable API infrastructure that supports diverse integration patterns, communication between AI agents and applications, and data exchange requirements Work across the technology team interacting with product managers, designers, and other engineers in implementing right-sized solutions Enhance a comprehensive web-based API Developer Hub that provides intuitive tools for API design, documentation, testing, and management at scale Work on both the frontend and backend to solve problems and deliver value to both internal and external users Build automated API lifecycle management tools including versioning, deprecation, and migration capabilities Implement robust API analytics and monitoring dashboards for both internal teams and external developers Build and document APIs (REST, GraphQL) Develop advanced data interfaces Turn architecture ideas into technical specifications that can be executed by anyone on the team Design flexible integration patterns that accommodate diverse partner technical architectures and requirements Implement and verify API data pass-through capabilities with robust error handling and data validation Design and build time synchronization systems to ensure coordinated operations across partner systems Mentor engineering team members on software best practices and architectural patterns Lead cross-functional collaboration with product managers, security teams, and external partner technical teams Participate in customer and partner technical engagements, serving as the primary technical authority for integration discussions Balance rapid feature delivery with long-term platform stability and scalability requirements Pre-Requisites * Must be a U.S. citizen and eligible for government clearances Minimum Requirements 10+ years of experience in software development 4-year degree in computer science, engineering, or a related field Proficiency in Java/Kotlin Extensive experience with Spring Boot/Spring Extensive experience designing and building RESTful APIs, GraphQL endpoints/GraphQL Subscriptions, and event-driven architecture Experience with containerization and orchestration technologies (Docker, Kubernetes, Helm, EKS) and infrastructure as code tools (Terraform) Experience with event-driven architectures including Kafka and CloudEvents, data platforms, microservices, and distributed systems Adept in working with cloud-based deployments (AWS) PaaS and IaaS offerings including some experience with Infrastructure-As-Code solutions Database design and optimization experience across multiple platforms (PostgreSQL, MongoDB, Redis) Skilled in collaborating with data scientists in incorporating AI/ML/LLM into existing software products Understanding of API security patterns including OAuth 2.0, OIDC, API keys, and rate limiting Preferred Skills Experience with fast-moving software technology startups and product organizations Knowledge of frontend technologies, specifically React and Three.js Experience with MCP or the A2A Protocol Demonstrated experience working in, or close collaboration with DevOps team members and infrastructure technology. Familiarity with QA practice and collaboration. Track record of supporting predictable software delivery with Product Team partners Prior Space and Aerospace Industry experience is a bonus but not required Proficient in integrating complex external systems with API's Experience with simulation technologies like HLA/DIS Active or previously held TS/SCI clearance, bonus but not required Expert-level knowledge of CI/CD pipelines (GitHub Actions, Jenkins) and GitOps practices These skills are guidelines, not hard and fast rules. You don't have to meet every qualification listed- if your skills are transferable and you meet the minimum requirements; we encourage you to apply. Location:* US Travel: Up to 10% for customer engagements and partner integration activities Compensation: $135,000 - $235,000 Classification: Full-time Exempt (computer employee exemption) US-based Candidates: we are currently only able to hire residents of the following U.S. states: AZ, CA, CO, DC, FL, GA, HI, IL, IN, KS, MD, MA, MI, MN, MO, MT, NV, NJ, NM, NY, NC, OR, RI, TN, TX, UT, VT, VA, WA, WV, and WI. We are unable to consider candidates residing in other U.S. states at this time. Internationally-based Candidates: we are currently only able to hire residents of the following locations: United Kingdom. We are unable to consider candidates residing in other countries at this time. Equity, Diversity & Inclusion are key to our success. We are an Equal Opportunity Employer and our employees are people with different strengths, experiences, and backgrounds, who share a passion for creating a safer, more connected world. Diversity not only includes race and gender identity, but also national origin, citizenship, sex, color, veteran status, disability, genetic information, or any other protected characteristic that is part of one's identity. All of our employees' points of view are key to our success, and we embrace individuality.