API Developer
Kforce has a client that is seeking an API Developer in Washington, DC. Summary: Our client is looking for an Application Developer with strong backend engineering experience, including designing and developing APIs and building scalable, high-performance applications. The ideal candidate has hands-on experience with application architecture, system integrations, performance optimization, and reliability, and is skilled at designing solutions that scale to support increasing transaction volumes and user demand. Technical Requirements: Frontend:
- JavaScript
- TypeScript
- Angular
- Java
- Ruby
- Python
- Kotlin
- Backstage
- CI/CD, Jenkins
- AWS Services
* SQL
* Dashboarding: QuickSight, Snowflake Nice to Have: * iOS and Android experience$170k - $210k
...Polygraph. Vantor has an exciting opportunity for a Backend Developer within our Intel sector advancing the national security mission... ...design, development, and maintenance of software applications and APIs using Java and Python programming languages. This role often...Suggested- ...Full Stack Engineer (.NET | C# | Azure | API, React, DevOps/CI-CD |) - 10+ Years Experience Long term Contract Work locations... ...high-quality solutions. Key Responsibilities Design, develop, and maintain scalable full-stack applications using .NET and C#...SuggestedLong term contract3 days per week
- ...Vantor in Arlington, VA is seeking a Backend Developer to design, develop, and maintain robust applications and APIs using Java and Python. The role emphasizes secure, scalable solutions and collaboration with cross-functional teams. You will work with Spring Boot,...Suggested
$88.2k - $190.9k
API/Java/Python Developer, SME TS Clearance REQUIRED Position Description Position Description CGI Federal has an exciting opportunity for an API/Java/Python Developer within our Intel sector advancing the national security mission through cutting edge technology...SuggestedLocal area- ...a Software Engineer V to support DOJ OJP OCIO, delivering complex software solutions and automated pipelines. You will lead design, API integrations, and remediation efforts, while guiding secure, resilient engineering practices aligned with enterprise architecture....Suggested
$61k - $101k
...with state management libraries such as Zustand, Redux, or Context API. Preferred: knowledge of build automation tools such as Maven... ...firmwide frameworks and best practices across the SDLC. We develop secure, high-quality production code and review or debug code...Full timeFor contractors- ...is seeking a highly skilled Senior Cloud Security Specialist (API) to support a critical data access management initiative within... ...candidate will play a key role in strengthening enterprise security by developing and integrating modern, scalable solutions that support...Temporary work
- Network Designs, Inc. (NDi) is seeking a Senior .NET Developer to design, develop, enhance, and support secure, scalable enterprise applications... ...technologies, ASP.NET Core, Angular, SQL Server, and RESTful API development. This role requires U.S. #J-18808-Ljbffr Network...
$197.3k - $225.1k
...Full-Stack Engineer 4 (Python, Java, AWS, API, UI) (Enterprise Platforms Technology) Do you love building and pioneering in the... ...Lead a portfolio of diverse technology projects and a team of developers with deep experience in distributed microservices, and full stack...Full timePart timeInternshipH1bLocal area- ...Capital One is seeking a Full-stack Engineer to lead and mentor teams across Java, Python, AWS, and API-driven architectures. You will drive cloud-based solutions and partner with product managers to deliver secure, scalable experiences for millions. Strong emphasis on...
$197.3k - $225.1k
...Overview Full-Stack Engineer 4 (Python, GO, API, AWS) (Cloud Operations Resilience Engineering) Do you love building and pioneering... ...Lead a portfolio of diverse technology projects and a team of developers with deep experience in distributed microservices, and full...Full timePart timeInternshipH1bLocal area- Tax Analysts, Inc. is seeking a Software Engineer, Application Platform to design, develop, modernize, and support backend applications, APIs, microservices, and serverless functions powering Tax Analysts’ products and internal platforms. This hands-on role requires strong...
- ...Nalley Consulting is seeking a Full Stack Software Engineer to develop, integrate, test, and maintain software capabilities from requirements through production delivery at the DIA HQ in Washington, DC. You will work across the technology stack with engineers, architects...
- ...Engineer 4 to drive a major transformation in the Global Payment Network. You’ll lead backend and frontend work, mentor developers, and deliver cloud-based APIs for Stored Payment Token products. The role requires strong Java, cloud, and DevOps skills, with hands-on...
$123k - $163k
...and dashboarding tools such as QuickSight and Snowflake iOS or Android experience is a plus Responsibilities: Design and develop APIs and scalable, high-performance applications Apply application architecture and system integration expertise Optimize...Hourly payFull timeContract work- ...Job Title: Java API Developer - 100% remote Location: Remote Type: Contract Compensation: Negotiable Work Model: Remote – offsite Hours: 40 hours a week Security Clearance: None but full background check required MUST HAVE EXPERIENCE WITH MULESOFT...Contract workTemporary workLocal areaRemote work
$135k - $165k
...Platform (DDMP) secure domain services, data-access layer, integration APIs, workflow automation, and AI-enabled back-end capabilities.Key... ...systems, SharePoint, telemetry streams, and analytics platforms.Develop data-ingestion, transformation, validation, and reconciliation...Contract workFor contractorsWork at office- ...Description Job Description We are seeking a Mid-Level Software Developer to join a collaborative engineering team supporting mission-... ..., and maintainability. Develop and consume RESTful APIs to support application integration. Collaborate with software...Full time
$131k - $153k
Responsibilities Technica Corporation is seeking a .NET & REACT Full Stack Developer. As a .NET/React Full Stack Developer, you will play a critical... ...Framework, SQL Server and design/ architectural patterns (e.g. APIs with Dependency Injection) Experienced with .NET languages (e.g...Work experience placementRemote work- CGS Federal (Contact Government Services) is seeking a Full Stack Web Developer to join our IT team in Arlington, VA. The role focuses on enterprise-wide data inventory solutions, collaborating across teams to deliver integrated software within an Agile framework. You will...
$114.6k - $252.1k
...for AI applications, pilot implementations, and enterprise capabilities including compute, storage, networking, identity management, API management, and service integration patterns Support configuration of access controls, role-based permissions, identity integration (...Contract workWork experience placementWork at officeFlexible hours- ...of cutting-edge capabilities that meet both current and future developer and user needs while ensuring alignment with our highest standards... ..., Application Performance MonitoringStrong understanding of API platforms, backend services, database and networking components...Full timeWork at officeRemote workFlexible hours
- ...Description: We are seeking a skilled Cross-Platform Mobile Developer to build applications that function seamlessly across multiple... ...frameworks. Proven knowledge and experience with mobile SDKs, APIs and App Development. Familiarity with MDM system integration...
- ...power this mission-critical data center. In this role, you will develop and maintain robust Python software, shell scripts, and system-level... ...in SQL (PostgreSQL, MySQL, or SQLite). Exposure to RESTful APIs, AWS/cloud object storage (S3), or containerization tools (...
$101.3k - $172k
...explaining what a finding means and what it does not, so a blocked developer gets an answer the same day. Own security testing of the... ...Prisma Cloud, or Orca. You have written policy and built on its API, not just read dashboards. ~ Pipeline enforcement you have actually...Full time$77.6k - $176k
...resources to minimize repetitive tasks and free up the team’s developers to do what they do best—innovate. You’ll work together with fellow... ...of experiencedeveloping and supporting backend applications, APIs, microservices, integrations, and automation services using Python...Full timeContract workPart timeWork at officeLocal areaRemote work$148.5k - $223.9k
...engineering teams.Leverage AI for upgrade planning, release-note analysis, migration scaffolding, and boilerplate-heavy productization work (API wiring, schema plumbing, SDK generation), while retaining accountability for design and rollout. 3. Secure & Air-Gapped...Full time- ...ideal candidate will have proven Salesforce engineering experience developing an application of comparable scale in a highly complex and fast... ...Call-in and UI Data Changes and also salesforce different API’s like SOAP web services, REST Service, Bulk API, Streaming API...Full timeTemporary workWork at officeRemote workFlexible hours
$140k - $170k
...Senior hands-on mobile engineer responsible for designing, developing, and maintaining enterprise mobile applications supporting real-time... ...-first capabilities. Integrate mobile applications with APIs, cloud services, and enterprise platforms. Support peer-to-peer...Full timeContract work- ...our clients who are US Govt. agencies.Job DescriptionConfigure, develop, and maintain Salesforce Marketing Cloud solutions across Email... ...Salesforce Marketing Cloud with external systems (e.g., CRM platforms, APIs, data sources) to support data synchronization and campaign...Full timeWork experience placement
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