FiservNYSE: FI: Global leader in financial services technology solutions.
5+ YOE5+ years IT/cyber experience; strong API security knowledge (OAuth2/OIDC, JWT), runtime protection (API gateways, WAF/WAAP, service mesh), CI/CD automation, telemetry/analytics, and ability to align controls to industry frameworks. Bachelor’s preferred or equivalent.
Traceable, Salt Security, NoName, Open API, JSON Schema, OAuth2, OIDC, JWT, mTLS, API gateways, WAF, WAAP, service mesh, ingress controllers, CI/CD, policy-as-code, SAST, DAST, Git, FAPI, NIST, ISO 27001, PCI DSS, OWASP
Lap of Love: Provider of in-home veterinary hospice and euthanasia services.
3+ YOEBachelor's degree or equivalent expertise; 3–5 years with C#, .NET 8, EF8, SQL Server, ASP.NET Core Web API, xUnit, Moq, AWS, and Azure; REST, React, OAuth, JWT, and Claude Code knowledge.
C#, .NET 8, Entity Framework, Microsoft SQL Server, ASP.NET Core Web API, xUnit, Moq, AWS, Azure, JavaScript, React, Claude Code, Swagger, AWS OpenSearch, Amazon CloudWatch, Azure Application Insights, Autofac, ASP.NET Core Dependency Injection, Fluent API, OAuth 2.0, JSON Web Token (JWT), Microsoft Entra ID, DevOps, CI/CD, Terraform, Microsoft Outlook
Senior API Cloud Platform Engineer (Remote Opportunity)
Tampa or Raleigh or United States
RemoteFull Time
VetsEZ: AI-native federal IT services delivering secure data, cloud, integration, and automation solutions to government agencies.
8+ YOE8+ years software engineering experience,5+ years Azure and REST API development,proficiency with OpenAPI,OAuth,mTLS,JSON,C#/Java/Python,Git and Azure DevOps,experience with secure enterprise integrations.
OpenAPI (Swagger), JSON, OAuth 2.0, Mutual TLS (mTLS), Microsoft Azure, Azure Monitor, Azure DevOps, Git, C#, Java, Python, Azure App Services, Azure Functions, Azure API Management, Azure Service Bus, Event Grid, ILER, VA Profile, VBMS
United States or New York City or Dallas or Austin or Houston or Chicago or Nashville or Miami or Atlanta
$140k-$160k/yrRemoteFull Time
TheGuarantors: Fintech providing insurance-backed lease guarantees and renters insurance to renters and multifamily operators.
3+ YOE3+ years building backend services with Go/Java/Python/C#; strong API design, SQL/PostgreSQL, cloud (AWS/Azure/GCP/OCI) and Terraform experience; professional software engineering experience and strong communication/system design skills.
5+ YOE5+ years industry experience; strong Core Java (Java 11+/Java 17), API and microservices design, Oracle/SQL, unit testing, CI/CD, cloud/container experience; strong communication and Agile experience.
Java, Spring Boot, Spring JPA, Spring Batch, Kafka, Kubernetes, OpenShift, Oracle, SQL, MySQL, Redis, Hibernate, Spock, JUnit, SonarQube, Jenkins, Dynatrace, Logscale, Gradle, Maven
Justt: AI-powered chargeback management helping online merchants automate disputes and recover lost revenue.
5+ YOERequires 5+ years in solution engineering, pre-sales, or technical consulting; integration, APIs, data mapping, project management, AI-powered solutions, payment systems, and fluent English.
Chicago or California or Colorado or Florida or Georgia or Illinois or Indiana or Minnesota or Missouri or Montana or New Jersey or New York or North Carolina or Ohio or Oregon or Pennsylvania or South Carolina or Texas or Utah or Vermont or Virginia or Washington or Wisconsin or country_code
$140k-$190k/yrHybridFull Time
NinjaTrader: Privately held futures trading platform and brokerage serving retail and professional futures traders.
6+ YOE6+ years building and operating backend services; Node.js, TypeScript, SQL, Docker, Kubernetes, cloud, event-driven architecture, and workflow reliability expertise. Bachelor's or master's degree or equivalent experience.
Node.js, TypeScript, Kafka, Google Cloud Pub/Sub, SQL, Docker, Kubernetes, Google Cloud Platform, Codex, Cursor, Claude Code, Statsig
Wetherill Associates, Inc.: WAI Global is a private aftermarket automotive-parts manufacturer serving passenger-car, heavy-duty, agricultural, marine, and powersports markets.
Hands-on delivery leader with experience building and supporting AI-enabled workflows, prompt design, integrations, scripting (Python/SQL/JSON/APIs), workflow automation platforms, and coaching engineers to drive adoption.
Microsoft Power Automate, Power Platform, UiPath, Zapier, Workato, Make, Microsoft Copilot Studio, Azure AI, Python, SQL, JSON, APIs
International Materials: Privately owned bulk raw-materials trader and logistics provider serving global cement, construction, steel, wallboard, and energy industries.
5+ YOERequires 5+ years in software, cloud infrastructure, platform engineering, MLOps, or DevOps; production application experience; cloud platform expertise; AI/LLM experience; API integration and security knowledge.
AWS, Microsoft Azure, GCP, CI/CD, APIs, Docker, Kubernetes, Terraform, Model Context Protocol (MCP), Anthropic Claude, OpenAI, Google Gemini, Hugging Face, LangChain, LangGraph, SOC 2, LLMs, RAG
Duetti: Music-fintech buying rights from independent music creators and providing catalog management and marketing services.
5+ YOE1+ Mgmt5+ years software engineering experience, 1+ year leading teams. Expert backend Python, API and distributed systems design, cloud native/AWS, Kubernetes, Docker, Terraform, CI/CD, production scalability, strong communication and leadership.
Power Design: National design-build contractor specializing in MEP systems.
5+ YOE5+ years OT/IT or industrial systems integration experience; direct Oracle Fusion (Manufacturing/WMS) experience required; familiarity with MQTT, OPC-UA, SCADA/PLC, APIs, messaging queues, and edge compute; experience with greenfield deployments and vendor evaluations.
Power Design: National design-build contractor specializing in MEP systems.
5+ YOE5+ years OT/IT or industrial systems integration experience, direct Oracle Fusion (Manufacturing/WMS) experience, familiarity with MQTT/OPC-UA/SCADA/PLC, API/middleware and edge compute, strong cross-functional collaboration and greenfield deployment experience.
Bachelor's degree in engineering or related discipline; systems engineering experience with electrical, mechanical, imaging, hardware integration, testing, troubleshooting, CAD, laboratory equipment, and technical documentation.
CAD, SolidWorks, SolidWorks Electrical, Altium, AutoCAD, digital multimeters, oscilloscopes, programmable power supplies, logic analyzers, signal generators, data acquisition equipment, SolidWorks PDM, PLM, Windows, Linux, Python, C#, .NET, virtual machines, VMware ESXi, Docker, Arduino, Azure, AWS, SDKs, APIs
Félix: U.S. fintech remittance platform serving Latino immigrants with WhatsApp-based money transfers to Latin America.
7+ YOE7+ years software engineering experience, 2+ years building production LLM/AI systems, strong Python skills, experience with LLM APIs/frameworks, Docker/Kubernetes, CI/CD, observability, and mentoring junior engineers.
Python, Google ADK, LangGraph, CrewAI, LangSmith, Arize Phoenix, Weights & Biases, Docker, Kubernetes, CI/CD, Pydantic, OpenAI SDK, Google AI SDK, LangChain, Git, GitHub
Software Engineer Specialists-Payments API Platform (Real Time & Event Driven)
Jacksonville, Florida, United States
HybridFull Time
FIS, Inc.NYSE: FIS: Global leader in financial technology and payment processing services.
10+ YOEBachelor's in CS or related and 10+ years experience designing and developing RESTful and event-driven APIs, implementing OAuth2/JWT/TLS, cloud scalable architecture, and CI/CD; Master's +8 years acceptable.
OAuth 2.0, JWT, TLS, Java, Spring Boot, NET Core, Node.js, Python Flask, CI/CD, SAST, DAST
Albany or Arlington or Atlanta or Austin or Beaverton or Bentonville or Boston or Carmel or Charlotte or Chicago or Cincinnati or Cleveland or Columbus or Culver City or Denver or Des Moines or Detroit or Hartford or Houston or Irving or Kirkland or Miami or Milwaukee or Minneapolis or Morristown or Mountain View or Nashville or New York City or Oklahoma City or Overland Park or Philadelphia or Pittsburgh or Raleigh or Redmond or Sacramento or San Diego or San Francisco or Scottsdale or Seattle or St. Louis or St. Petersburg or Walnut Creek or United States
$26-$94/hrHybridFull Time
AccentureNYSE: ACN: Global professional services delivering 360° value.
3+ YOERequires 3+ years in knowledge graph hydration, ontology mapping, graph and relational databases, vector databases, Python or Java, REST APIs, and a bachelor's degree or equivalent experience.
United States or Alabama or Arizona or California or Colorado or Connecticut or Florida or Georgia or Idaho or Illinois or Indiana or Iowa or Kansas or Louisiana or Maryland or Massachusetts or Michigan or Minnesota or Missouri or Mississippi or North Carolina or Nebraska or New Jersey or Nevada or New York or Ohio or Oklahoma or Oregon or Pennsylvania or South Carolina or Tennessee or Texas or Utah or Virginia or Washington or Wisconsin or Wyoming
$120k-$130k/yrRemoteFull Time
Storable: Technology providing integrated management software, websites, payments, and services to self-storage, marine, RV, and campground operators.
5+ YOE5+ years QA/quality engineering experience, strong test strategy, API and data validation, SQL, CI/CD familiarity, test automation experience, and practical use of AI-assisted tools.
Fortress Information Security: Private cybersecurity protecting critical infrastructure, government agencies, and their supply chains from cyber and operational threats.
2+ YOEBachelor's degree in computer science, engineering, cybersecurity, or related field; 2+ years in a related field; AI-assisted development, APIs, integrations, communication, and U.S. security clearance eligibility required.
Humata Health: Physician-led AI healthcare technology automating prior authorizations for providers, payers, and patients.
5+ YOEBachelor’s degree or equivalent; 5–7+ years integrating healthcare EDI and APIs; expertise in 278R, 275, SQL, REST, interface engines, VPNs, security, HIPAA, and healthcare IT systems.
SIXTXetra: SIX2: Global mobility service provider for rental and subscription services.
4+ YOE4+ years of professional experience with data and automation, bachelor's degree in a relevant field, advanced SQL, AI development tools, automation platforms, APIs, data pipelines, and U.S. work authorization without sponsorship.
SQL, Cursor, Claude Code, APIs, Data pipelines, n8n, Zapier, Python, R