Software Engineer, DevOps, Backend Developer

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Job Details Information Technology

Software Engineer Dearborn, MI

Posted:9/18/2026

Job Description

Job #: 64966

Job Category:
Information Technology

Position Type:
Contract

Duration:
Long Term

Remaining Positions: 1

Details:

We are seeking an exceptional Software Engineer specializing in Public Key Infrastructure (PKI) and secure API services to own the end-to-end lifecycle of mission-critical cryptographic systems. You will design, build, deploy, and maintain high-assurance PKI and security service APIs that power certificate issuance, lifecycle management, revocation, and integration for the connected vehicle product ecosystem.

• Lead the full lifecycle of PKI and Key Management services supporting our vehicle products and ecosystem - lead customer requirements gathering, architecture design, implementation, testing, deployment, monitoring, and post-launch support.
• Design and develop robust, secure, and scalable RESTful APIs and web services for various features and use cases: CRL/OCSP, ACME, Certificate Issuance, message encryption/decryption, software signing, key rotation and certificate lifecycle management, HSM integration with PKCS
  11. Implement access control methods that enforce least privilege access principles using OAuth or mTLS.
• Implement and harden PKI and key services with deep knowledge of PKI industry standards, X.509, PKCS standards, elliptic curve cryptography (ECC) and RSA, post-quantum readiness, and hardware security module CSP integration. Apply hybrid encryption techniques with AES. Define and enforce PKI certificate policies and certificate profiles.
• Release and Deploy your apps through build server, CI/CD pipeline, and infrastructure involving on-premises and cloud Kubernetes
• Monitor and address findings regularly in code base through SAST, DAST, software quality and security vulnerability scanning. Drive and support testing at each stage of the development process.

• Software Testing, PostgreSQL, Computer engineering, Software Development Lifecycle, Software Documentation, Application Development, Bouncy Castle Cryptographic, Cloud Infrastructure, Google Cloud Platform, .NET Core, .NET Developer, Cyber Security, C#, Application Testing, Agile Software Development

• Kubernetes, Technical Communication, Technical Requirements, Technical Documentation, Application Architect, Technical Analysis

• 6+ years of experience in IT with 4+ years in software engineering/development and secure coding practices using object oriented programming
• Strong knowledge and applicability of software architecture, development, methodologies and design principles including test-driven development
• Strong understanding and ability to apply cryptographic algorithms and standards in software, including RSA, ECC, AES, X.509
• Proven track record of owning customer-facing products from ideation to general acceptance, and flexibility to manage multiple projects and deliverables throughout lifecycle.

• 2+ years of experience deploying and maintaining cloud infrastructure with Kubernetes or Open Shift, and managing database instances (SQL Postgres, Redis, MongoDB)
• 2+ years building, maintaining, and integrating with production PKI systems and supporting cryptographic interfaces.
• Experience and understanding of industry security standards and applying them in our software solutions and processes, including NIST, OWASP, and relevant ISO and IEEE standards.
• Strong knowledge and applicability of software architecture, development, methodologies and design principles including test-driven development
• Familiarity with in-vehicle network architecture, modules, and protocols

• Bachelor's degree in Computer Science / Engineering

Stefanini takes pride in hiring top talent and developing relationships with our future employees. Our talent acquisition teams will never make an offer of employment without having a phone conversation with you. Those face-to-face conversations will involve a description of the job for which you have applied. We will also speak with you about the process, including interviews and job offers.

The Stefanini Group is a global provider of…