Junior Infrastructure Engineer Jobs in Addison, IL

JLL empowers you to shape a brighter way.

Our people at JLL are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best, most talented peopleand empowering them tothrive, grow meaningful careers and to find a place where they belong. Whether you've got deep experience in commercial real estate, skilled trades or technology, or you're looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward.

JLL is a leading professional services firm that specializes in commercial real estate and investment management. Our vision is to reimagine the world of real estate, creating rewarding opportunities and amazing spaces where people can achieve their ambitions. In doing so, we will build a better tomorrow for our clients, our people and our communities. Our goal is to leverage technology to increase the value and liquidity of the world's buildings, while enhancing the productivity and the happiness of those that occupy them.

Our job in LaSalle's Digital Transformation Team is to accelerate the impact of digital transformation by partnering closely with our business units. We prototype ideas, test them in real business scenarios and quickly adapt the solution. Combining data science, human-centered design, and AI driven rapid development techniques help deliver breakthrough products, experiences, and businesses.

We are seeking an experienced Senior Full Stack Developer to design, develop, and maintain enterprise-level applications supporting real estate investment management operations. The ideal candidate combines deep technical expertise in modern web technologies with preferrable knowledge of real estate investment/financial business processes, cloud infrastructure, and AI-powered development tools.

Key Responsibilities - Application Development Design and build scalable full stack applications using Node.js and React to support invest operations and business intelligence. Develop robust APIs and microservices that integrate with enterprise systems. Implement responsive, user-friendly interfaces that enable efficient workflows for Research and Strategy, Transaction teams. Leverage AI-assisted development tools to accelerate development cycles and improve code quality.

Cloud Infrastructure & DevOps - Architect and implement IaC solutions using tools such as Terraform to automate cloud resource provisioning and management. Design and maintain CI/CD pipelines for automated testing, deployment, and monitoring. Optimize cloud infrastructure for performance, security, and cost-efficiency across Cloud Platform environments (Azure preferred)

AI-Powered Development - Utilize AI-assisted coding tools such as GitHub Copilot, Cursor, Amazon CodeWhisperer, or similar platforms to enhance development productivity. Apply AI code generation and completion capabilities to accelerate feature development while maintaining code quality standards. Integrate AI tools into development workflows and share best practices with the team.

Technical Leadership - Provide technical guidance to development teams on architecture decisions, coding standards, and best practices including effective use of AI development tools. Conduct code reviews and mentor junior developers to elevate team capabilities. Collaborate with product managers, UX designers, and business stakeholders to translate requirements into technical solutions.

Technical Skills

• 5+ years of professional software development experience
• Expert proficiency in Python, Node.js backend development including Express, NestJS, or similar frameworks
• Strong React development skills with modern hooks, state management (Redux, Context API), and component architecture
• Demonstrated experience creating and managing Infrastructure as Code using Terraform, CloudFormation, Ansible, or similar tools
• Hands-on experience with cloud platforms (AWS, Azure, or GCP) including networking, security, storage, and compute services
• Proficiency with AI-assisted development tools such as Cursor, GitHub Copilot, Amazon CodeWhisperer, or OpenAI Codex
• Experience integrating AI code generation into development workflows while maintaining quality and security standards
• Proficiency with containerization (Docker) and orchestration (Kubernetes, ECS)
• Strong understanding of RESTful API design, GraphQL, and microservices architecture
• Experience with relational and NoSQL databases (PostgreSQL, MongoDB, etc.)
• Familiarity with CI/CD tools (Jenkins, GitLab CI, GitHub Actions, Azure DevOps)
• Version control expertise with Git and collaborative development workflows

Professional Competencies

• Bachelor's degree in Computer Science, Engineering, or equivalent practical experience
• Strong problem-solving abilities and analytical thinking
• Excellent communication skills for technical and non-technical audiences
• Ability to work independently and collaboratively in agile environments
• Track record of delivering complex projects on schedule
• Adaptability to rapidly evolving development tools and AI-assisted workflows
• Experience with RAG, MCP development is a plus

This position does not provide visa sponsorship. Candidates must be authorized to work in the United States without sponsorship.

Estimated compensation for this position:

This range is an estimate and actual compensation may differ. Final compensation packages are determined by various considerations including but not limited to candidate qualifications, location, market conditions, and internal considerations.

Location:

If this job description resonates with you, we encourage you to apply, even if you don't meet all the requirements. We're interested in getting to know you and what you bring to the table!

Personalized benefits that support personal well-being and growth:

JLL recognizes the impact that the workplace can have on your wellness, so we offer a supportive culture and comprehensive benefits package that prioritizes mental, physical and emotional health. Some of these benefits may include:

• 401(k) plan with matching company contributions

• Comprehensive Medical, Dental & Vision Care

• Paid parental leave at 100% of salary

• Paid Time Off and Company Holidays

• Early access to earned wages through Daily Pay

At JLL, we harness the power of artificial intelligence (AI) to efficiently accelerate meaningful connections between candidates and opportunities. Using AI capabilities, we analyze your application for relevant skills, experiences, and qualifications to generate valuable insights about how your unique profile aligns with the specific requirements of the role you'repursuing.

JLL Privacy Notice

Jones Lang LaSalle (JLL), together with its subsidiaries and affiliates, is a leading global provider of real estate and investment management services. We take our responsibility to protect the personal information provided to us seriously. Generally the personal information we collect from you are for the purposes of processing in connection with JLL's recruitment process. We endeavour to keep your personal information secure with appropriate level of security and keep for as long as we need it for legitimate business or legal reasons. We will then delete it safely and securely.

For more information about how JLL processes your personal data, please view our Candidate Privacy Statement.

For additional details please see our career site pages for each country.

For candidates in the United States, please see a full copy of our Equal Employment Opportunity policy here.

Jones Lang LaSalle ("JLL") is an Equal Opportunity Employer and is committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation because of a disability for any part of the employment process - including the online application and/or overall selection process - you may email us at HRSCLeaves@jll.com. This email is only to request an accommodation. Please direct any other general recruiting inquiries to our Contact Us page > I want to work for JLL.

Pursuant to the Arizona Civil Rights Act, criminal convictions are not an absolute bar to employment.

Pursuant to Illinois Law, applicants are not obligated to disclose sealed or expunged records of conviction or arrest.

Pursuant to Columbia, SC ordinance, this position is subject to a background check for any convictions directly related to its duties and responsibilities. Only job-related convictions will be considered and will not automatically disqualify the candidate.

California Residents only

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Pursuant to the Los Angeles Fair Chance Initiative for Hiring Ordinance, JLL will consider for employment all qualified Applicants, including those with Criminal Histories, in a manner consistent with the requirements of applicable state and local laws, including the City of Los Angeles' Fair Chance Initiative for Hiring Ordinance.

Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.

Accepting applications on an ongoing basis until candidate identified.