ESB Technologies
Senior Technical Lead
⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is a Senior Technical Lead, hybrid in Chicago, IL, on a W2 contract. Requires extensive experience in Ionic Framework, Java, Spring Boot, Angular 18, and Oracle 19c. Must have 5+ years in software development and 2+ years in leadership roles.
🌎 - Country
United States
💱 - Currency
$ USD
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💰 - Day rate
Unknown
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🗓️ - Date
February 18, 2026
🕒 - Duration
Unknown
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🏝️ - Location
Hybrid
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📄 - Contract
W2 Contractor
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🔒 - Security
Unknown
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📍 - Location detailed
Chicago, IL
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🧠 - Skills detailed
#REST (Representational State Transfer) #Microservices #Spring Boot #Database Design #Leadership #API (Application Programming Interface) #Angular #Compliance #Security #Computer Science #Maven #Oracle #REST API #NLP (Natural Language Processing) #Java #Code Reviews #Hibernate
Role description
Job: Senior Technical Lead
Location: Chicago, IL- Hybrid
Job Type: W2
Job Description:
We are looking for a Senior Technical Lead to provide technical leadership and architectural guidance for the mobile application development project, ensuring technical excellence across all system components. This position will be contract and hybrid in Chicago, IL.
What You’ll Do
· Coordinate technical resources and activities across mobile development, backend services, and database teams to ensure efficient operations
· Provide technical guidance on Ionic Framework architecture, Angular 18 implementation, and Bootstrap UI design patterns
· Lead technical design sessions ensuring adherence to architecture standards for Spring Boot microservices and Oracle 19c database design
· Oversee integration of Miovision API for real-time traffic data and ensure optimal API performance
· Guide implementation of voice interaction features using NLP technology and haptic feedback mechanisms
· Establish and enforce coding standards, security practices, and performance optimization techniques
· Review and approve technical designs for GPS-based location services and multilingual audio output capabilities
· Conduct code reviews and provide mentorship to development team members
· Troubleshoot complex technical issues across mobile frontend, Java backend, and database layers
· Ensure compliance with security requirements using Coverity and accessibility standards using WAVE testing tools
· Collaborate with Solutions Architect and Project Manager to translate business requirements into technical solutions
· Manage technical debt and recommend technology improvements and optimizations
What You'll Need
Required:
· Extensive experience with Ionic Framework and cross-platform mobile application development
· Strong proficiency in Java, Spring Framework, Spring Boot, Spring Security, and Hibernate
· Expert knowledge of Angular 18 and modern frontend development practices
· Experience with Oracle 19c database design, optimization, and administration
· Proven track record leading technical teams and mentoring developers
· Knowledge of REST API design and integration best practices
· Experience with Maven build tools and CI/CD pipelines
· Understanding of NLP technologies, GPS services, and mobile device capabilities
· Familiarity with security testing tools (Coverity) and accessibility compliance (WAVE)
· Bachelor's or Master's degree in Computer Science, Software Engineering, or related field
· 5+ years of software development experience with 2+ years in technical leadership roles
Job: Senior Technical Lead
Location: Chicago, IL- Hybrid
Job Type: W2
Job Description:
We are looking for a Senior Technical Lead to provide technical leadership and architectural guidance for the mobile application development project, ensuring technical excellence across all system components. This position will be contract and hybrid in Chicago, IL.
What You’ll Do
· Coordinate technical resources and activities across mobile development, backend services, and database teams to ensure efficient operations
· Provide technical guidance on Ionic Framework architecture, Angular 18 implementation, and Bootstrap UI design patterns
· Lead technical design sessions ensuring adherence to architecture standards for Spring Boot microservices and Oracle 19c database design
· Oversee integration of Miovision API for real-time traffic data and ensure optimal API performance
· Guide implementation of voice interaction features using NLP technology and haptic feedback mechanisms
· Establish and enforce coding standards, security practices, and performance optimization techniques
· Review and approve technical designs for GPS-based location services and multilingual audio output capabilities
· Conduct code reviews and provide mentorship to development team members
· Troubleshoot complex technical issues across mobile frontend, Java backend, and database layers
· Ensure compliance with security requirements using Coverity and accessibility standards using WAVE testing tools
· Collaborate with Solutions Architect and Project Manager to translate business requirements into technical solutions
· Manage technical debt and recommend technology improvements and optimizations
What You'll Need
Required:
· Extensive experience with Ionic Framework and cross-platform mobile application development
· Strong proficiency in Java, Spring Framework, Spring Boot, Spring Security, and Hibernate
· Expert knowledge of Angular 18 and modern frontend development practices
· Experience with Oracle 19c database design, optimization, and administration
· Proven track record leading technical teams and mentoring developers
· Knowledge of REST API design and integration best practices
· Experience with Maven build tools and CI/CD pipelines
· Understanding of NLP technologies, GPS services, and mobile device capabilities
· Familiarity with security testing tools (Coverity) and accessibility compliance (WAVE)
· Bachelor's or Master's degree in Computer Science, Software Engineering, or related field
· 5+ years of software development experience with 2+ years in technical leadership roles
