Top Tech Jobs & Startup Jobs in Fayetteville-Springdale-Rogers,

As a Senior Software Engineer, you will develop new products and improve engineering infrastructure while taking ownership of product deliverables and enhancing technical architecture.

Build and ship full‑stack product features on a Python/Flask backend and React frontend. Design REST/GraphQL APIs, work with SQLAlchemy and relational data models, integrate LLM/AI features, use async task queues (Celery), and collaborate with product, design, and engineers to deliver reliable, well-tested features end-to-end.

Owner's-representative scheduling lead for a multi-site data center program. Develop, maintain, and analyze Primavera P6 schedules; run weekly update cycles; perform site visits to validate progress; produce schedule and risk reports; ensure baseline integrity and change management; integrate procurement and equipment delivery; and align construction with commissioning and startup activities.

Provide administrative and coordination support to Field Engineering: serve as primary contact for stakeholders; prepare briefing materials; manage communications, reports, and open actions; process expense and assignment allowance submissions; operate independently across programs using MS Office and Concur to ensure timely completion of tasks.

Design, build, and architect stablecoin and crypto infrastructure; integrate DEXs, DeFi protocols, and wallet providers; develop smart contract interactions; expand crypto product functionality and asset selection; collaborate cross-functionally; establish crypto development standards and ensure security and reliability for large-scale user experiences.

Owner of secure, scalable infrastructure and CI/CD pipelines for financial trading systems. Integrate automated security testing, manage vulnerabilities, audit deployments, support DR/BC and compliance, and promote security-aware engineering practices.

Lead and manage R&D tax credit and Sec.174/174A engagements: conduct technical client interviews, produce technical reports, prepare calculations and tax forms, supervise and mentor junior staff, manage engagement economics, perform technical tax research, support business development, and act as client representative with the IRS. Work remotely across many clients and industries while ensuring timely, high-quality deliverables and strengthening R&D tax expertise at the firm.

Lead government-focused projects end-to-end: develop project plans, allocate resources, manage schedules and budgets, engage clients, track performance, mitigate risks, and report status to customers and leadership.

Technical lead for public-facing gRPC APIs and SDKs powering provider search, ranking, and dynamic copay lookups. Own API design, versioning, ranking/steerage logic, and reliability at scale. Write and review code and designs, mentor engineers, drive technical direction, partner with product and partner engineering, and support production operations and scaling decisions.

Design, build, and own scalable, secure full-stack applications. Collaborate with engineers, designers, and managers to gather requirements, estimate work, maintain documentation, and deliver high-quality client-facing software using Agile practices.