Senior Software Engineer (Contract)
Remote · United States or US
United States or USRemoteContractSenior LevelBachelors DegreeTECHSmall
Type
Contract
Level
Senior Level
Education
Bachelors Degree
Company size
Small
Industry
TECH
Job Summary
540 is seeking a Senior Software Engineer to develop a next-generation Air Force aircraft maintenance platform using Java/Spring Boot, Angular, and cloud-native infrastructure. The role involves designing full-stack features, building scalable services, integrating APIs, and collaborating with stakeholders. Ideal for engineers valuing flexibility and high-impact work, offered as a contract with potential for full-time conversion.
Required Qualifications
- 8+ years of professional software development experience
- Strong experience with Java and Spring Boot for building production-grade services
- Experience developing microservices in containerized environments (Docker, Kubernetes)
- Experience with asynchronous messaging systems (Kafka)
- Proficiency with build tools such as Gradle or Maven
- Experience with JavaScript/TypeScript and modern frameworks (Angular preferred)
- Strong experience designing and consuming RESTful APIs
- Experience working with relational databases (Postgres or MySQL)
- Ability to produce technical design documentation (system diagrams, architecture artifacts)
- Strong problem-solving skills and ability to navigate ambiguity
- Excellent communication skills, including working directly with stakeholders or clients
- Demonstrated ownership and ability to drive work from concept to production
- Ability to design with future scalability and platform evolution in mind
Desired Qualifications
- Experience with Google Cloud Platform (GCP) or similar cloud environments
- Experience with API gateways and API management platforms, such as Google Apigee
- Familiarity with API authentication and authorization (PKI, OAuth2, JWT, LDAP, SAML, etc.)
- Experience working with OpenAPI/Swagger specifications
- Experience working on U.S. Federal Government programs, particularly DoW environments
- GCP Certifications (Professional Cloud Architect or Professional Cloud Developer)
Additional Requirements
- Candidates must be a U.S. Citizen with the ability to obtain a DoW Secret clearance
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