Temporary International Java Developer Jobs (NOW HIRING)

Job Title: Full-Stack Java Developer (Java / Python / Angular & AWS)
Role Overview
We are seeking an experienced, analytical, and versatile Full-Stack Java Developer to design, build, and optimize robust enterprise applications. In this role, you will lead end-to-end software development-leveraging your expertise in core Java, Python, and Node.js for backend architecture while utilizing modern frameworks like Angular and TypeScript for dynamic frontend experiences.
This is an individual contributor technical role requiring a strong understanding of object-oriented design, performance optimization, and cloud-native architecture. You will work within an Agile scrum environment, partnering with cross-functional teams to build secure, scalable microservices, integrate AWS cloud technologies, and champion clean coding and unit testing standards. If you excel at turning complex business requirements into high-performance software solutions, we want to hear from you.
Key Responsibilities
Full-Stack Application Development
Backend Engineering: Design and develop scalable backend services, RESTful APIs, and microservices utilizing core Java, Python, and Node.js, incorporating Spring, Hibernate, and SQL.
Frontend Development: Build responsive, high-performance user interfaces using Angular (8+), TypeScript, Bootstrap, HTML5, and CSS.
Code Quality & Testing: Write clean, maintainable, and well-optimized code; execute rigorous unit testing using JUnit, Jest, Karma, and Jasmine.
Cloud & DevOps Integration
AWS Cloud Solutions: Architect and deploy cloud-native applications utilizing AWS technologies, including serverless computing, containerized workflows, RDS, and storage/migration services.
DevSecOps & Pipelines: Partner with engineering teams to integrate secure DevOps practices, automated builds (Maven), logging (log4J2), and continuous integration workflows.
Agile Execution & Collaboration
Scrum Participation: Active participant in daily scrums, sprint planning, backlog grooming, and technical design discussions.
Technical Translation: Translate complex technical concepts and specifications into clear, actionable terms for non-technical stakeholders across the organization.
Independent Problem Solving: Exercise sound technical judgment, driving innovative solutions while maintaining rigorous data integrity and attention to detail.
Qualifications & Requirements
Minimum Qualifications
Education: Bachelor's degree in Computer Science, Information Technology, or a related technical field (or equivalent professional experience).
Experience Baseline: Minimum of 5+ years of professional software engineering experience focusing on core Java, Python, and Node.js coding, object-oriented design, and performance optimization.
Technical Mastery:
oExtensive frontend development experience using Angular (8 and above), TypeScript, Bootstrap, HTML5, and CSS.
oDeep application development expertise with Spring, Hibernate, SQL, JUnit, J2EE, Maven, JSON, XML, REST APIs, and Microservices.
Proven hands-on experience with AWS cloud technologies (serverless, containers, RDS, and storage/migration services).
oFamiliarity with unit testing frameworks (Jest, Karma, Jasmine) and Agile development methodologies.
Core Competencies: Strong analytical and problem-solving abilities; proven ability to make independent technical judgments; exceptional oral and written communication skills with the capability to translate complex technical information for diverse audiences.
Equal Opportunity Employer / Disabled / Protected Veterans
The Know Your Rights poster is available here:
_EEOC_KnowYourRights6.12.pdf
The pay transparency policy is available here:
_%20English_formattedESQA508c.pdf
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.
AllSTEM Connections participates in the E-Verify program in certain locations as required by law. Learn more about the E-Verify program.
_Participation_Poster_ES.pdf
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.
Additional Skills
(none specified)
AllSTEM Representative Contact Info
Account Executive:
Nichols
Branch Phone:
Location:
Ontario, CA