Developer - API
Robert Half
We are looking for an experienced Software Developer to support innovative digital solutions within the financial services sector in North Carolina. This is an onsite role with some hybrid opportunities. This Long-term Contract opportunity is suited for a detail-oriented individual who can translate business and design concepts into high-performing web applications, responsive interfaces, and scalable API-driven experiences. The role requires close collaboration with cross-functional teams in an Agile environment to deliver reliable, user-focused solutions that meet modern web standards. Must have notable work experience with object-oriented programming using languages such as Java, C#, PHP, or Ruby, along with relational database design and query development.Responsibilities:• Design, build, and enhance web applications and API-connected digital experiences that improve user engagement and overall site performance.• Partner with design, development, and business teams to turn concepts into responsive, accessible, and functional web solutions across desktop and mobile platforms.• Apply current standards for browser compatibility, page speed, and search visibility to ensure consistent performance across environments.• Contribute to interactive features such as collaboration tools, mobile capabilities, dynamic forms, and social media integrations where needed.• Work closely with quality assurance teams to validate functionality, resolve defects, and deliver high-quality releases with strong quality outcomes.• Evaluate technical options, conduct benefit analysis for proposed solutions, and recommend approaches that align with long-term technology goals.• Share subject matter guidance on web development best practices, governance standards, and emerging technologies with team members and stakeholders.• Participate in Agile/Scrum ceremonies and maintain effective delivery within a complex technical environment serving diverse user needs.• Provide team support through mentoring, assigned supervision, and involvement in hiring or performance feedback activities when requested.
$160k - $200k
...is ushering in the future of health and wealth for all. About the team The API Platform team builds the foundation everything else at Nayya runs on, the APIs, services, and developer tools that power our products and our partner integrations. When a carrier sends...SuggestedWork at office$125k - $180k
...The Engineering team at Book of the Month is responsible for developing and maintaining customer-facing features on our website and mobile... ...impact. We are looking for a Senior Software Engineer, API Systems to architect creative technical solutions to complex problems...Suggested- We are looking for an experienced Developer - API to support the delivery of modern applications within the financial services industry in North Carolina. This is an onsite role with some Hybrid. This Long-term Contract position focuses on building reliable backend services...SuggestedLong term contract
$178k - $267k
...relationships that help people do their best work together. What’s the Role? The OpenAPI team works on Etsy’s public API provided for sellers and 3rd party developers. We build and maintain technical capabilities to enable our users to integrate with our API and build apps to...SuggestedFull timeWork at officeLocal areaRemote workVisa sponsorship- ...Description Job Description Senior Backend Software Engineer – APIs & Platform Location: New York, NY Employment Type: Full-... ...also encouraged to apply. Key Responsibilities Design, develop, and maintain scalable backend services and APIs supporting booking...SuggestedFull timeFor subcontractorWork at office
- ...NewtonX, based in New York, is looking for a Senior Staff Software Engineer to develop high-performing applications using React and Python/Django. The ideal candidate will have over 6 years of full-stack experience, working on scalable systems and contributing to architecture...
$150k - $170k
...development experience using C# & .NET framework 3.5 / 4.0 as full stack developer. ~ Experience building C# Console and windows applications... ...-Controller (MVC) ~ Familiarity or working experience of Web API, REST & SOAP web services. ~ Knowledge of Unix/Linux and...Full timePart timeWork experience placementLocal area$140k - $160k
...reliable systems, owning well-scoped projects, and growing into broader design responsibilities. What you'll do • Build and maintain API integrations, including authentication, pagination, rate limiting, retries, idempotency, asynchronous processing, and error handling....Full timeWork at office3 days per week$86.02 per hour
...and coordinate bug fixes to uphold the software quality standards Develop user training programs, documentation, and support frameworks to... ...experience in C# and .NET / .NET Core (ASP.NET Core, MVC, Web API) Hands-on experience in Full Stack Development Proficiency in frontend...Full timeTemporary workRelocation$200k - $275k
...establish engineering best practices* Remain actively involved in software development and technical problem solving* Build scalable APIs, backend services, and cloud-native applications* Contribute to platform modernization, automation, and AI-enabled...- ...preserving full functionality for power users. Data Visualization: Develop high-performance, interactive charts and real-time... ...management on-device. System Architecture: Integrate complex REST APIs and WebSocket streams while managing robust client-side cached state...
$136k - $253k
...Snowflake. Proficiency in at least one systems programming language, such as Python, Java, C++, or Go, and experience designing scalable APIs. Strong knowledge of SQL and NoSQL databases, data modeling, and query optimization. Experience with AWS, Google Cloud Platform, or...Full timeWork at officeLocal areaFlexible hours$150k - $175k
...Job Description Job Description Full-Stack .NET Developer (Security Camera Platform) Reliant Safety was founded in 2009 to provide... ...a hands-on role with broad ownership across the stack: backend APIs, real-time messaging, background workers, third-party and device...Temporary workWork at officeWork from home$158.1k - $213.8k
...Challenges you'll tackle:* Policy management at scale: Build the APIs and services that let administrators create, version, assign,... ...or related occupational experience- 1+ years of designing and developing large-scale, multi-tiered, multi-threaded, embedded or distributed...InternshipFlexible hours$130.6k - $192k
About the TeamThe Experimentation Platform Team develops a state-of-the-art platform in industry that enables Product Engineers, Data Scientists... ...as well as product experience.Own features end-to-end, from APIs and data models to the React UI in our Decision Portal, context...Hourly payWork at officeLocal areaRemote workFlexible hours$193.3k - $261.5k
...increase product sales, and more.We are looking for a Senior Software Developer with a passion for dealing with internet scale datasets to work... ...- Own backend data pipelines, indexing systems and service & API layer application support. - Work closely with a group of highly...InternshipLocal areaFlexible hours$172.5k - $260.1k
...Financials, Accounting Center, and related enterprise platforms.Design, develop, and govern Workday Financial solution including integrations... .../tax platforms, banking systems, and data platforms, using APIs, Connectors, middleware, and automation frameworks.Strong understanding...Full time$176k - $191k
...TeamDeveloper Experience & AI Velocity is a new team chartered to own developer experience for Wonder Engineering — 400+ engineers across... ...and you'll be shaping them.Experience designing and consuming APIs, webhooks, or other integration/message-based systems.Experience...Full timeTemporary workWork at officeFlexible hours3 days per week$155k - $215k
...President level, which is part of the job family responsible for developing and maintaining software solutions that support business needs.... ...and big data frameworks. Develop reusable frameworks, APIs, and platform services supporting enterprise applications. Drive...Full timeTemporary work$225k - $300k
...Cloud environments used to access AI models Central APIs and backend services Modern web applications and internal tools... ...available. If you are a strong full-stack engineer looking to develop your career in AI, please submit your CV for consideration....Full timeVisa sponsorshipRelocation package- ...solutions firm is seeking a Full Stack Engineer with expertise in AWS, data governance, and cloud security. The ideal candidate will develop APIs and backend services using AWS technologies while maintaining secure cloud infrastructure. Responsibilities include building...
$128.5k - $207k
...on-call rotation Who We're Looking For 6+ years of experience developing backend systems with Java and Spring in cloud environments (e.g... ...experience with, web application development. Strong in RESTful API development. Collaboration with stakeholders and engineers to come...Work at officeFlexible hours$125k - $250k
...testing. Work with backend and infra engineers to integrate APIs, payments, and identity or security features into the mobile app... ...from concept to production in a small team or as the primary developer. Experience in EITHER traditional consumer fintech apps (neobanks...Worldwide- ...Job Description Job Description Openings : Sr .NET Full Stack Developer / Brooklyn NY - Hybrid Onsite / F2F Interview Position: .NET... ...components, services, forms, routing, state management, and API integration, along with strong .NET backend experience and SQL Server...Work at office
$61k - $101k
...delivering production services and user-facing tools, including backend APIs, front-end interfaces, testing, and operational support... ...partnership with active roadmap influence API platform and developer portal engineering experience at enterprise scale Responsibilities...Full timeContract work- ...required POSITION DESCRIPTION: The Senior .NET Full Stack Developer will serve as a key technical resource responsible for... ...DOE systems (Galaxy, Data Systems, Compliance Systems) Build APIs, microservices, integrations, and automated workflows to modernize...Temporary workWork experience placementRemote workShift work
$155k - $197k
...DescriptionWe are seeking an experienced and hands-on full stack developer Sr / Lead Engineer to join our Asset Management - Investment... ...native and hybrid architectures· Design and implement scalable and APIs with strong security, monitoring and logging frameworks·...Full timeFor contractors- ...Familiarity with basic concepts of micro-service architecture Experience with integrating with third party applications and APIs Ability to develop integrated solutions to resolve highly complex technical and business issues with minimal guidance Experience working in an...Remote work
- ...performance improvements in production. The Full-Stack .NET Developer is the hands-on builder on the modernization team. You will take... ...Build modern replacements — Implement .NET worker services, APIs, and T-SQL stored procedures that replace legacy COBOL batch programs...Local areaNight shift
- ...Proficiency in OCI is mandatory. The architect will focus on developing architectures, standards, and governance models for the OCI platform... ...-Cloud Architecture. • Automation: Terraform, Ansible, API/CLI automation • SRE & DevOps: Monitoring, Observability,...Remote work
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