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- A leading tech company based in Chicago is seeking a professional for mobile-first API development and cloud-native backend engineering roles. You will design and build secure, scalable REST/JSON or GraphQL APIs and operate backend services in an AWS environment, ensuring...Suggested
$82k - $123k
Senior Backend/API Security DeveloperLead II - Software EngineeringWho We Are:Born digital, UST transforms lives through the power of... ....com.You Are:UST is searching for a Senior Backend/API Security Developer (B2) with strong expertise in Python, Node.js, or Java and AWS,...SuggestedFull timeTemporary workPart timeWork at officeLocal areaRemote workFlexible hours- ...diagnostics company is seeking a Software Engineer to design and develop well-structured code and manage the entire product development... ...development with a team, and ensuring robust service delivery through API development and testing. Candidates should have 1-3 years in...Suggested
$138.21k - $172.76k
.... Department Overview The Senior Engineer, External Web Application & API Security is a hands-on technical lead responsible for enterprise... ...practical remediation or compensating controls. Develop reusable API security patterns and reference architectures for...SuggestedFull timeLocal areaShift work$120k - $150k
...GenAI and Central Platform teams in Chicago, IL. In this role, you will design and develop applications for next-generation AI assistants, focusing on scalable architecture and modern API development. Join our hybrid work environment where substantial project ownership...Suggested- ...Chicago is looking for a motivated Full Stack Developer with 0-7 years of experience. The role... ...front-end and back-end components of web applications. Proficiency in Python and understanding... .... Candidates should be able to design APIs, collaborate across teams for UI/UX...Suggested
- Specializedsoft.com is seeking a backend specialist to design and deliver scalable backend services and APIs for enterprise clients in Chicago. The role emphasizes reliability and high-performance software solutions. Candidates should have 5+ years of experience with Java...Suggested
- Ritchie Bros. is seeking a Senior Staff Software Engineer to lead technical execution within Product Engineering, focusing on API-driven services and event-driven architectures. You will collaborate with Product Management and engineering to deliver customer-centric capabilities...Suggested
- Overview Mobile-First API Development: Design and build secure, scalable REST/JSON (or GraphQL) APIs optimized for mobile consumption... ..., and versioning. Cloud-Native Backend Engineering: Develop and operate backend services in a AWS cloud environment, integrating...Suggested
- ...React, TypeScript, Python, and Flask. The successful candidate will be instrumental in developing both front-end and back-end components of our web applications, working with REST APIs, and managing SQL databases. This role is perfect for someone who is a passionate...Suggested
AI Front desk
Chicago, ILa month ago - ...least 3 years of experience in Tomcat, or other major commercial application servers • At least 2 years of experience in OAuth2 or some API authentication mechanism• At least 2 years of experience in API tooling like Swagger or RAML along with Unit testing and code review...SuggestedPermanent employmentFull timeH1b
- ...Salary 70K- 85K Department IT Location On-site (5 days a week) Seeking a .NET Developer to design, build, and maintain web applications and APIs that integrate with business systems and internal platforms. The ideal candidate has strong experience...SuggestedPermanent employmentFull timeH1b
Conexus Food Solutions
Chicago, IL2 days ago - ...Job Title Designs, builds and unit tests new and modified functionality features as related to sprint deliverables .Net API Developer with microservices and AWS cloud experience Provide technical insights to support release planning, including user stories breakdown...Suggested
Omni Inclusive
Chicago, IL3 days ago $133.37k - $156.9k
...management experience in software engineering ~10+ previous years of software engineering experience in C# / ASP.NET ~5 previous years of API experience ~2+ years of recent financial industry experience Strong DevOps understanding Some Azure and Copilot experience...SuggestedFull timeTemporary workFor contractorsWork experience placementLocal area3 days per week$119.77k - $140.9k
...position will be responsible for the system development for the Hogan API application, using ISTIO Gateway, Kubernetes, Spring Boot, Java... ...ready code that is easily testable, easily understood by other developers and accounts for edge cases and errors.Consistently considers...SuggestedFull timeWork at officeLocal areaRemote workFlexible hours3 days per week- A leading tech company based in Chicago is hiring a Mobile Developer V to design and develop secure, mobile-optimized APIs optimized for high-performance applications. The role demands strong experience in cloud-native environments and an understanding of security best...
- ...The role focuses on designing, building, and sustaining enterprise web applications on the Microsoft .NET stack, with emphasis on... ...high-performance systems. Responsibilities include creating RESTful APIs, database design and optimization, and applying architecture principles...
- ...Java API Developer Duration: Long Term Contract Location: Chicago, IL Job Description: Lead behavioral technology data engineering delivery and create data foundation to enable behavioral strategic pillars. Participate in sessions to design API solutions centered...Long term contractWork at officeWork from home
Samprasoft
Chicago, IL3 days ago - NinjaTrader is seeking a Senior Solutions Engineer, Evaluation Services in Chicago or Remote, to serve as a technical contact for API integrations. The role requires 5+ years in technical support or solutions engineering, excellent troubleshooting skills, and the ability...Remote job
- ...ll bridge complex payment technology with strategic deal-making and connect clients to our network of Local Payment Methods, modern APIs (GAPI), and MoR solutions. You will guide pre-sales architecture, RFP responses, integration scoping, and go-live enablement, working...Work at officeLocal area
- Apex Systems is seeking a Senior .NET/F# Developer to join onsite in Chicago, IL (with Denver, CO as an alternative). This contract role... ...design, develop, and deliver complex software, focusing on RESTful APIs, Event-based integrations, and architecture patterns while...Full timeContract work
$107k - $214.5k
...intersection of low‑code acceleration and modern web engineering. You will be responsible for... ..., reviewing architecture, mentoring developers, and ensuring delivery excellence across... ...of JavaScript/TypeScript, REST APIs, and modern UI patterns.Experience integrating...Full timeWork experience placementInternshipLocal area- ...JavaScript, BootstrapMandatory Technical Skills : • Front End, Web Application Developer - building client-side browser html applications in... ...and MVVM (Knockout) desired. • Highly skilled in HTML and its API’s CSS3. • Added advantage if worked in Knockout or Angular JS...Permanent employmentFull time
- ...seeking a Junior Software Engineer to work on full-stack and mobile development projects. You will develop both iOS and Android applications, contributing to backend services, APIs, and cloud infrastructure. Strong problem-solving and communication skills are essential,...
Oncelabs Inc
Chicago, IL8 hours ago - ...customer needsJob DescriptionTitle : Senior Web UI DeveloperLocation : Chicago, ILType :... ...Technical Skills : • Front End, Web Application Developer - building client-side browser html... ...desired. • Highly skilled in HTML and its API’s CSS3. • Added advantage if worked in Knockout...Permanent employmentFull time
$115k - $135k
A leading tech company is seeking a Senior Java Web Developer with over 6 years of experience. The role involves developing web and API-based solutions, unit testing, and collaborating with teams remotely. Candidates should have strong skills in Java, AngularJS, and the...Remote job- ...with solid experience building and shipping web applications on the.NET / C# stack,... ...independently own complex features end-to-end — from API and data layer through to the UI — make... ...that power our web and mobile clients. Develop responsive, high-quality frontend features...
Albiware Inc.
Chicago, IL1 day ago - ...Job Posting Title: .NET Full Stack Developer Location: Louisville, KY / Chicago, IL / Dallas, TX / Arlington, VA Duration: Fulltime... ...dependency conflicts. • Understanding of REST, GraphQL APIs, the document request model, and offline storage Responsibilities...Full timeImmediate startRelocation
JConnect Infotech
Chicago, IL2 days ago $130k - $150k
...you will serve as a Technical Lead, actively mentoring junior developers, elevating engineering standards, and pioneering the use of advanced... ...services.Contract Definition & Coordination: Own the APIs for the Device Management Domain, coordinating with external hardware...Full timeContract workWork at office2 days per week- ...quality, maintainability, and performance • Mentor developers and provide technical guidance across backend and... ...develop secure, scalable, and high-performance web applications • Build RESTful and microservice-based APIs using ASP.NET Framework and .NET 10 • Develop...
InterSources
Chicago, IL2 days ago
