Web Api

Web Api Developer Jobs

11 jobs found

1d ago

Software Developer

Addison Group Skokie, IL

Skokie, IL

1d ago

$75k - $80k/yr Full time Backend Developer .NET API

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Job Description

The Software Developer will create and maintain custom applications and system integrations that connect the organization’s ERP platform with other business-critical tools. This role focuses on translating business requirements into dependable software solutions using GraphQL/REST and Microsoft technologies.

Responsibilities

Build and maintain custom applications and system integrations that connect the organization’s ERP platform with other business-critical tools and applications.
Translate defined business requirements into reliable, well-tested software solutions that improve data flow, automate processes, and provide internal teams with tools to operate efficiently.
Partner with the Information Systems team to design, develop, enhance, and maintain integrations between the company’s ERP platform and other business systems, primarily using GraphQL and REST APIs.
Support the development and enhancement of internally built applications using C#/.NET, JavaScript, and jQuery.
Ensure solutions adhere to established development standards and complete appropriate testing prior to deployment, including behavior-driven testing scenarios where applicable.
Develop a strong working understanding of the organization’s ERP data structures, APIs, integrations, and business processes to design scalable and maintainable solutions.
Collaborate with stakeholders across multiple departments to understand business processes, identify technical requirements, troubleshoot issues, and translate operational needs into effective software and integration solutions.

Requirements

Bachelor’s degree in Computer Science, Software Engineering, or a related discipline, or equivalent practical experience.
1–3 years of professional software development experience in a business environment.
Experience building applications using C#/.NET and JavaScript, including jQuery.
Strong Microsoft SQL Server experience, including writing, modifying, and troubleshooting queries and stored procedures.
Experience developing and consuming REST APIs.
Familiarity with GraphQL, or the ability and interest to learn GraphQL quickly.
Experience developing system integrations and exchanging data between applications.
Experience using Git or another source-control platform.
Experience with reporting technologies such as Crystal Reports, SSRS, Power BI Report Server, or similar tools.
Familiarity with behavior-driven development and Gherkin syntax, or willingness to learn.
Strong troubleshooting, analytical, and problem-solving skills.
Strong written and verbal communication skills, including the ability to document technical solutions and processes.
Ability to independently research, learn, and apply new technologies.
Comfort working directly with business stakeholders to understand operational workflows and translate business needs into technical solutions.

Preferred Qualifications

Hands-on experience developing GraphQL APIs.
Experience working with an ERP or other enterprise business application.
Experience supporting manufacturing, warehouse, distribution, supply-chain, or similar operational environments.
Experience developing within Microsoft Visual Studio.
Experience integrating ERP platforms with internal or third-party business applications.

Key Technologies

GraphQL
REST APIs
C#/.NET
JavaScript
jQuery
Microsoft SQL Server
Git
Crystal Reports
SSRS
Power BI Report Server
Gherkin

Location & Compensation

Location: Skokie, IL (onsite)

Compensation: USD 75,000 - 80,000 per year

Benefits

Medical
Dental
Vision

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25d ago

Lead Software Engineer

Deloitte Tampa, FL

Tampa, FL

25d ago

Full time Backend Developer Manager API

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Job Description

The Lead Software Engineer II role on Deloitte’s Government & Public Services AI & Data team focuses on driving secure, full stack AI-enabled web application delivery for mission-focused client engagements. The position combines solution architecture, prototype creation, and production transition, with hands-on leadership across concurrent workstreams.

What You’ll Do

Lead application development for a team of approximately 10 developers, engineers, and data scientists supporting mission-focused client work.
Gather requirements, architect solutions, build prototypes, and support transition of full stack applications into production environments.
Develop and oversee web applications using ReactJS, Python, NoSQL, Vector, and graph database technologies.
Coordinate with program leadership, clients, and other vendors to advise on technical approaches and deliver solutions across multiple concurrent projects.
Supervise junior team members and support delivery for AI-enabled applications deployed in secure client environments.

Technologies and Engineering Focus

Work includes building and integrating modern application capabilities and services, including:

Frontend and backend: ReactJS, Python
Data and AI systems: NoSQL, Vector, graph database technologies
APIs: REST, API versioning, API design, API validation, pagination, error handling
Security and identity: OAuth 2.0/2.1, OpenID Connect, MFA, JWT
Cloud and operations: AWS, GCP, CI/CD, release engineering
Infrastructure: Docker, Kubernetes

Team and Mission

Deloitte’s Government & Public Services (GPS) practice brings people, ideas, technology, and outcomes for impact.
The GPS practice serves federal, state, and local government clients, as well as public higher education institutions.
The AI & Data offering provides solutions for designing, developing, and operating Data and AI platforms, products, insights, and services.
Engagements help clients innovate and scale their data, AI, and analytics capabilities.

Required Qualifications

Education: Bachelor’s degree in Computer Science, Software Engineering, or a related field.
Experience: 7+ years of software development experience using ReactJS, Python, NoSQL, Vector or Graph Databases, Docker and Kubernetes.
APIs: Experience with API design (REST, API versioning, validation, pagination, error handling, etc.).
Leadership: Experience leading application development teams.
Work authorization: Legally authorized to work in the United States without employer sponsorship, now or in the future.
Security: Active TS/SCI security clearance required.
Location: Ability to work 100% onsite in Tampa, FL.
Travel: Ability to travel up to 10%, on average, based on the work and clients/industries served.
Collaboration and performance: Ability to work independently and collaborate as part of a team; effective written and verbal communication skills; meticulous attention to detail and quality; ability to meet deadlines; ability to mentor and provide clear guidance; ability to build and sustain professional relationships; strong interpersonal skills and professional demeanor.
Execution: Ability to lead projects or workstreams and manage/prioritize multiple tasks in a fast-paced environment.

Preferred Qualifications

Experience supporting government clients in secure delivery environments.
Experience developing generative artificial intelligence-enabled applications.
Working knowledge of at least one major cloud platform (AWS, GCP).
Knowledge of Application Security, including OAuth 2.0/2.1, OpenID Connect, MFA, secure session handling, and JWT risks.
Experience with CI/CD and release engineering.
Experience translating requirements into prototypes and production-ready solutions.
Experience collaborating with data scientists and cross-functional technical teams.
Experience leading multiple concurrent technical projects.

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26d ago

AI-Powered Back End Developer

Deloitte Rosslyn, VA

Rosslyn, VA

26d ago

$113k - $208k/yr Full time Backend Developer AI API

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Job Description

Deloitte Cyber is looking for an AI-Powered Back End Developer to design, build, and maintain backend components and secure APIs that support Cyber AI solutions. The role is based in Rosslyn, VA and works onsite to help deliver secure integrations across cloud and security environments.

Key Responsibilities

Design, build, and maintain core portfolio components that support Deloitte Cyber AI solutions.
Create and support secure, scalable REST and GraphQL APIs for integration across platforms.
Develop clean, well-documented code and participate in code reviews to uphold quality standards.
Integrate software components with cloud infrastructure and security tooling to enable reliable, secure deployments.
Contribute to the development and evolution of the Central Cyber Control and Active Cyber Defense frameworks.
Collaborate with cloud administrators, automation experts, and security engineers to design, deliver, and maintain advanced solutions.
Continuously evaluate new technologies and apply best practices to improve innovation and operational efficiency.

Required Qualifications

Bachelor's degree required.
Must be legally authorized to work in the United States without employer sponsorship, now or at any time in the future.
Active Top-Secret Clearance.
Local to the DMV area and willing to work onsite up to five days per week.
Ability to travel 25% on average based on work and client/industry needs.
3+ years of back-end development including back-end development with Node.js and Python (including Django and Flask), plus containerized microservices deployed on Google Cloud Run.
2+ years of AI Architecture experience with modular integration of generative AI models (OpenAI, Google Vertex AI, Hugging Face).
2+ years of AI Architecture experience with AI/ML concepts and frameworks, notably TensorFlow and PyTorch.
3+ years of cloud experience, including AWS, Azure, and/or GCP.
3+ years of experience with JavaScript.
3+ years of experience with Python.

Technologies and Tools

Programming/Frameworks: Python, Java, Go, Node.js, Django, Flask
APIs: REST, GraphQL
Cloud and Data: Google Cloud (BigQuery), Google Cloud Run
Infrastructure as Code: Terraform, CloudFormation, Ansible
Container and Orchestration: Kubernetes
CI/CD and Build: Jenkins, GitLab CI, Cloud Build, Git
Testing: JUnit, PyTest
AI/LLM Platforms: OpenAI, Google Vertex AI, Hugging Face, TensorFlow, PyTorch
Security/Defense Frameworks: Active Cyber Defense, Central Cyber Control

Additional Skills Considered for Success

Ability to work independently and collaborate as part of a team.
Effective written and verbal communication.
Meticulous attention to detail and quality-focused delivery.
Ability to build and sustain professional relationships.
Capability to lead projects or workstreams.
Ability to manage and prioritize multiple tasks in a fast-paced, dynamic environment.
Strong interpersonal skills and professional demeanor.
Ability to meet deadlines.
Ability to provide clear guidance to others.

Preferred Qualification

CompTIA Security+ Certification.

Location, Work Schedule, and Salary Estimate

Location: Rosslyn, VA (onsite). Work location requirement: onsite up to five days per week. Compensation: USD 113,300 - 207,800 per year (reasonable estimate for individuals assigned and/or hired to work in Virginia).

Accommodation for Applicants

For applicants with a need for accommodation, Deloitte provides guidance at: https://www2.deloitte.com/us/en/pages/careers/articles/join-deloitte-assistance-for-disabled-applicants.html.

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29d ago

UI Developer

Orbweaver Bethlehem, PA

Bethlehem, PA

29d ago

$90k - $120k/yr Full time Backend Developer Angular API

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Job Description

Orbweaver is hiring a mid-level Frontend/UI Developer to design, build, and maintain production-ready user interfaces and end-to-end workflows. In this hybrid role based in Bethlehem, PA 18018, you will take ideas from concept through implementation, turning product requirements and rough direction into clean, usable, and maintainable experiences.

What you’ll do

Design and build user interfaces and workflows from concept to completion, translating requirements or early ideas into experiences that are clear, consistent, and easy to maintain.
Develop and maintain front-end applications using modern JavaScript frameworks such as React, Svelte, Angular, or Vue.
Create responsive and consistent UI using Tailwind or Bootstrap, with the judgment to write custom CSS when a utility approach is not the right fit.
Partner with design, product, and backend engineers to translate requirements into technical plans, then execute independently.
Write clean, well-tested, maintainable code and participate in code reviews by both giving and receiving feedback.
Debug and troubleshoot issues across the stack by investigating root causes, not just applying temporary fixes.
Continuously assess and recommend improvements to front-end architecture, tooling, and development practices.

Requirements

5–7 years of professional experience building and shipping web applications.
Deep, practical experience with at least one modern front-end framework (React, Svelte, Angular, or Vue), including the ability to discuss trade-offs rather than only syntax.
Strong experience with a CSS framework (Tailwind, Bootstrap, or similar) plus solid fundamentals in CSS/SCSS.
Experience with testing frameworks such as Jest, Cypress, Playwright, or similar.
Experience consuming and integrating data from REST or GraphQL APIs, including authentication, pagination, error states, and loading/caching patterns.
Ability to design UI and workflow, with comfort using wireframing and UX thinking or working closely with designers to shape solutions.
Curiosity about the underlying mechanics (browsers, build tools, frameworks, and networking) and a habit of investigating instead of stopping at “it works.”
Solid understanding of JavaScript/TypeScript fundamentals, asynchronous programming, and browser behavior.
Experience with Git and collaborative development workflows.
Strong communication skills and the ability to work independently on ambiguous problems.

Tools and technologies

Front-end: React, Svelte, Angular, Vue
Styling: Tailwind, Bootstrap, CSS, SCSS
Testing: Jest, Cypress, Playwright
APIs: REST, GraphQL
Languages & tooling: JavaScript, TypeScript, Git

Benefits

401(k) matching
Dental insurance
Flexible schedule
Health insurance
Paid time off
Parental leave
Retirement plan
Vision insurance

Nice to have

Familiarity with component libraries, design systems, or accessibility (a11y) best practices.
Exposure to performance optimization and web vitals.

Location: Hybrid remote in Bethlehem, PA 18018 (preferred commute; relocate before starting work preferred).

Salary: $90,000 - $120,000 per year.

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30d ago

Senior Software Engineer

CNH Industrial Sioux Falls, SD

Sioux Falls, SD

30d ago Closed

$106k - $141k/yr Full time Backend Developer Senior API

This position is no longer accepting applications (closed Sep 20, 2026).

Job Description

Grow your impact on cloud-based platforms while working with a team focused on reliability, code quality, and consistent data across environments. This role is based in Sioux Falls, SD (onsite) and offers competitive compensation, comprehensive benefits for health and well-being, flexible work arrangements, and opportunities for continuous development.

As a Senior Software Engineer, you will lead software development efforts end-to-end: designing and implementing solutions, improving system observability, and ensuring enterprise-grade performance as applications scale globally. You will also mentor engineers through interactive sessions and pair programming, while collaborating with global teams to keep platforms integrated and functional.

Responsibilities

Develop, support, and maintain robust, scalable cloud solutions that manage enterprise data with consistency and reliability.
Help ensure systems remain reliable, scalable, and observable as the platform grows globally.
Support the incident response process and participate in on-call coverage as needed.
Own and maintain the platform by responding to alerts, outages, and customer-impacting events.
Lead project planning by creating sequence diagrams, flowcharts, and task breakdowns to guide execution.
Contribute as part of a software team to deliver working software within sprint cycles.
Stay current with developments in engineering design, methods, and applications.
Create and update documentation for designs and software implementations.
Provide engineering assistance and troubleshooting for internal teams and external customers.
Conduct code reviews and provide critical feedback aligned to enterprise development standards.
Deliver mentorship through pair programming and interactive sessions to help upskill others.
Work closely with global teams to ensure seamless integration and functionality across platforms.

Requirements

5+ years of professional software engineering experience, with a Bachelor’s degree (3+ years with a Master’s degree).
Or an equivalent combination of education and experience writing commercialized software in a professional environment.
Strong experience with .NET Core, C#, and Entity Framework.
Proficiency writing efficient SQL for PostgreSQL and Microsoft SQL.
Experience with major cloud platforms such as Azure, AWS, or equivalent.
Familiarity with containerization and orchestration (such as Docker or Kubernetes).
Proficiency with Git and familiarity with change tracking tools.
Deep knowledge of monitoring, observability, and logging tools such as Datadog or Grafana.
Experience with CI/CD pipelines and infrastructure-as-code (such as Terraform).
Strong understanding of REST and SOAP APIs, including integration with external APIs.
Strong ability to debug and troubleshoot software and system issues.
Well-developed problem analysis and problem-solving techniques.
Team player with self-motivation and the ability to work with minimal supervision.
Demonstrated leadership abilities, including defining appropriate approaches and solutions.
Continued education and/or seeking or providing mentorship to further professional knowledge.

Technologies

.NET Core, C#, Entity Framework, SQL, PostgreSQL, Microsoft SQL
Azure, AWS, Docker, Kubernetes
Git, Datadog, Grafana
CI/CD pipelines, Terraform
REST, SOAP, Apache Kafka, MongoDB

Preferred Qualifications

Knowledge of SLOs, SLIs, and error budgeting.
Familiarity with Atlassian tools and Agile development methodologies.
Experience with Apache Kafka and MongoDB is a plus.
Understanding of Precision Agriculture technology and its uses.

Compensation and Pay Transparency

The annual salary for this role is $105,750 - $141,000 plus any applicable bonus. Actual salaries vary based on skill, experience, and qualification for the role.

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30d ago

Software Engineer

Capgemini Atlanta, GA

Atlanta, GA

30d ago Closed

$54k - $122k/yr Full time Backend Developer API APIs

This position is no longer accepting applications (closed Sep 20, 2026).

Job Description

Capgemini is hiring a Senior Software Development Engineer for a Hybrid role based in Atlanta, supporting the delivery of scalable, cloud-native applications and modern user experiences. The position combines strong Java backend development with modern frontend engineering, along with integrations for event-driven systems and Generative AI/LLM APIs.

Role Overview

In this role, you will contribute to the design, development, and continuous improvement of scalable, high-quality solutions. You will work with cross-functional teams to deliver technology that supports business value and enhances client experiences, including APIs, microservices, and user interfaces built with React.

Key Responsibilities

Design, develop, and maintain enterprise applications using Java, Spring Boot, and microservices.
Build responsive, modern user interfaces using React, JavaScript, and TypeScript.
Develop and integrate REST and GraphQL APIs and related web services.
Design cloud-native solutions leveraging AWS, Azure, or GCP.
Implement event-driven architectures using Kafka or RabbitMQ.
Integrate Generative AI/LLM APIs (including OpenAI, Anthropic, or Gemini) into business solutions.
Work with SQL and NoSQL databases including PostgreSQL, Oracle, MongoDB, and Redis.
Develop Python-based components for automation, services, and data processing.
Collaborate with cross-functional teams to deliver scalable and secure solutions.
Support CI/CD pipelines, application reliability, performance optimization, and code quality.

Required Qualifications

5+ years of software development experience.
Strong expertise in Java, Spring Boot, microservices, and API development.
Hands-on experience with React, JavaScript, TypeScript, HTML, and CSS.
Experience with AWS, Azure, or GCP.
Knowledge of Generative AI APIs and LLM integrations.
Strong understanding of distributed systems, asynchronous programming, and event-driven architectures.
Experience with relational and NoSQL databases.
Familiarity with CI/CD, Agile methodologies, and software development best practices.

Technologies

Java, Spring Boot, microservices, React, JavaScript, TypeScript, REST, GraphQL, AWS, Azure, GCP, Kafka, RabbitMQ, OpenAI, Anthropic, Gemini, SQL, NoSQL, PostgreSQL, Oracle, MongoDB, Redis, Python, HTML, CSS, CI/CD, Agile, 401(k), RRSP

Compensation

USD 53,580 - 122,400 per year.

Location

Atlanta, GA (Hybrid)

Benefits

Paid time off based on employee grade (A-F), defined by policy: Vacation (12-25 days depending on grade), Company paid holidays, Personal Days, Sick Leave.
Medical, dental, and vision coverage (or provincial healthcare coordination in Canada).
Retirement savings plans (for example, 401(k) in the U.S., RRSP in Canada).
Life and disability insurance.
Employee assistance programs.
Other benefits as provided by local policy and eligibility.

Preferred Candidate Profile

The ideal candidate is a full-stack engineer with expertise in Java, React, microservices, cloud, and AI integrations, able to build scalable, high-performance applications while collaborating effectively across teams.

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1mo ago

Finance Software Engineer

Apple Cupertino, CA

Cupertino, CA

1mo ago Closed

$150k - $225k/yr Full time API APIs Automation

This position is no longer accepting applications (closed Sep 19, 2026).

Job Description

The Finance Software Engineer will design, develop, test, deploy, and support full-stack web applications and automation solutions used by Apple’s global Finance organization. The role includes partnering with business teams to translate requirements into secure, compliant software that aligns with SDLC, SOX, InfoSec, and privacy expectations.

Key Responsibilities

Collaborate with business partners, analysts, and engineers to conceptualize, create, develop, document, test, and upgrade web applications and their components
Write efficient code and build full-stack applications based on business requirements
Test and deploy programs and applications in accordance with Apple’s SDLC
Triage, debug, maintain, and improve existing applications
Create technical documentation to support ongoing operations and future development
Enhance existing applications based on evolving business requirements
Implement and maintain application compliance with InfoSec, Privacy, and SOX guidelines
Work with other engineers to define and adopt best practices in application and software development
Partner with DevOps to assess emerging technologies and support their adoption through related techniques

Required Qualifications

Undergraduate or Masters degree in Computer Science, MIS, Engineering, Mathematics, or another quantitative discipline
5+ years of relevant software engineering experience
Strong background in designing, developing, testing, deploying, and supporting applications and automation solutions, preferably in a highly agile environment
Strong knowledge of Software Development Lifecycle and Software Quality Control within an Agile setting
Demonstrated proficiency with:
- Web development with LAMP (Linux, Apache, MySQL, PHP and alternatives)
- JavaScript libraries such as React and VueJS
- Object-oriented programming languages such as Python
- SQL and the ability to analyze and operate on very large data sets
- APIs and microservices including GraphQL and REST
- Relational databases such as MySQL and Postgres
- Unix shell scripting
- Code management with Git

Technologies and Tools

LAMP, Linux, Apache, MySQL, PHP, JavaScript libraries (React, VueJS), Python, SQL, GraphQL, REST, Unix Shell Scripting, Git, APIs, Microservices, AWS, Kubernetes, Ansible, Docker, CI/CD tools, Jenkins, RIO, container technologies, HTML5, responsive applications, SDLC, SOX, InfoSec, PII, PCI.

Preferred Qualifications

Ability to learn quickly, act as an attentive listener, and communicate effectively
Capability to shift priorities and manage multiple responsibilities
Willingness to support current infrastructure and toolsets
Confident, mature working style in under-pressure environments
Education or experience working with finance or accounting data, especially with SAP
Experience that includes cloud or orchestration architectures such as AWS and Kubernetes; DevOps tools like Ansible and Docker; CI/CD tools such as Jenkins and RIO; container technologies like Docker; and developing HTML5 responsive applications

Location and Work Model

Cupertino, CA (onsite)

Compensation

USD 150,400 - 225,300 per year

Benefits

Comprehensive medical and dental coverage
Retirement benefits
Discounted products and free services
Reimbursement for certain educational expenses, including tuition
Opportunity to become an Apple shareholder through participation in Apple’s discretionary employee stock programs
Eligible for discretionary restricted stock unit awards
Option to purchase Apple stock at a discount through participation in the Employee Stock Purchase Plan
Additionally, the role might be eligible for discretionary bonuses or commission payments as well as relocation