Java Application Developer Jobs in San Ramon, CA

Job Title: Senior Lead Software Engineer (Enterprise Cloud & Full-Stack)
Role Overview
We are seeking a highly skilled Senior Lead Software Engineer to drive the development and modernization of mission-critical enterprise applications. In this role, you will be a key technical architect and individual contributor, translating complex business requirements into scalable, cloud-native solutions. You will lead the design and implementation of large-scale systems, overseeing everything from RESTful API architecture to Infrastructure as Code (IaC) deployments. The ideal candidate is a full-stack expert with deep AWS proficiency and a proven track record of delivering stable, high-performance applications in an agile, DevSecOps-driven environment.
Key Responsibilities
• Full-Stack Development: Design, code, and test enhancements for large-scale, highly complex systems using Java/Spring for the back-end and Angular/TypeScript for the front-end.
• Cloud Architecture & Migration: Lead cloud adoption and migration initiatives, leveraging a broad suite of AWS technologies (ECS, RDS, Lambda, SQS) to build resilient infrastructure.
• API & Database Engineering: Architect robust RESTful services and manage complex data environments across Oracle and AWS PostgreSQL, including advanced PL/SQL development.
• Infrastructure as Code (IaC): Implement and manage cloud infrastructure using Terraform and containerization technologies like Docker and Kubernetes.
• DevSecOps Integration: Drive quality and security through automated pipelines using Jenkins, GitLab, SonarQube, and Fortify.
• Performance & Reliability: Lead performance and stress testing efforts to ensure system stability. Coordinate root cause analysis for complex technical issues.
• Technical Mentorship: Provide guidance to team members, promoting software design patterns and engineering best practices across the organization.
• Strategic Collaboration: Partner with stakeholders to clarify requirements and produce high-quality technical and business documentation.
Qualifications & Requirements
• Experience: * 5+ years of professional experience with Java and enterprise frameworks (Spring, Hibernate).
• 5+ years of experience with Angular, TypeScript, and/or Node.js.
• 5+ years of experience with Oracle and PostgreSQL.
• Technical Mastery:
• Extensive experience with AWS (specifically ECS, S3, IAM, CloudWatch, and Lambda).
• Hands-on experience with Terraform and CI/CD tools (Maven, Jenkins, GitLab).
• Proven track record in delivering mission-critical applications and cloud migrations.
• Education & Certifications: * Bachelor's degree in Computer Science or a related field.
• Preferred: AWS Certified Developer or AWS Cloud Practitioner.
• Attributes: Strong understanding of Agile methodologies, familiarity with AI/ML toolsets, and exceptional communication skills.
Equal Opportunity Employer / Disabled / Protected Veterans
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For temporary assignments lasting 13 weeks or longer, AllSTEM Connections is pleased to offer major medical, dental, vision, 401k and any statutory sick pay where required.
We are committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation for any part of the employment process, please contact your staffing representative who will reach out to our HR team.
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We also consider for employment qualified applicants regardless of criminal histories, consistent with legal requirements, including, if applicable, the City of Los Angeles' Fair Chance Initiative for Hiring Ordinance. Pursuant to applicable state and municipal Fair Chance Laws and Ordinances, we will consider for employment-qualified applicants with arrest and conviction records, including, if applicable, the San Francisco Fair Chance Ordinance. For Los Angeles, CA applicants: Qualified applications with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act.
Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.
Additional Skills
(none specified)
AllSTEM Representative Contact Info
Account Executive:
Nichols
Branch Phone:
(909) 244-1777
Location:
Ontario, CA