Top Software Engineer Jobs in Peoria, IL

Develop core backend components for a blockchain network, focusing on reliability and scalability, mainly using Rust. Ensure code quality through testing and debugging.

Design, build, and deploy scalable cloud-based solutions; translate product requirements into technical architecture; contribute to roadmaps, code, and reviews; shape engineering practices and culture in a fast-paced startup.

The Senior Software Engineer will build and operate systems for Vanta's FedRAMP environments, focusing on reliability, compliance, and incident response, while collaborating with product teams and improving operational readiness.

The Senior Software Engineer will develop features for Phantom's web platforms, lead new product initiatives, interface with users, and contribute to team culture.

Design, implement, and optimize core frontend, backend, and model-integration components. Drive engineering direction, ship and scale LLM-powered applications, build robust APIs and streaming systems, establish CI/CD and instrumentation, and deliver production-grade agentic workflows with measurable reliability and performance.

As a Staff Backend Engineer at FloSports, you'll lead backend development initiatives, focusing on scalable distributed systems, authentication frameworks, and mentoring engineers while collaborating with product teams for technical solutions.

Design and build backend functionalities for Temporal's high-availability services, ensuring reliability and scalability across cloud environments. Document processes and maintain service metrics.

Design, build, and scale backend systems for a publishing platform. Lead development, ensure system health, and promote engineering standards.

Own reliability, deployment, maintenance and operational health of a serverless medical-grade application. Execute releases, manage IaC in AWS (Terraform), monitor and triage incidents, configure integrations, support clinical site onboarding and first-line technical/customer support, and maintain quality-management documentation.

Lead design, build, and maintain CRM and MarTech integrations and services; lead technical discovery and execution; mentor engineers; collaborate with marketing and cross-functional teams; ensure system stability and participate in on-call rotations.

As a Senior Software Engineer, you will design full-stack applications, create APIs, manage data, and deploy services in a dynamic, project-driven environment.

The Senior Software Engineer will develop backend systems, mentor engineers, and collaborate with cross-functional teams while contributing to product features and roadmaps.

The Lead Software Developer will oversee a team developing clinical trial software, manage project deliveries, and engage hands-on in coding and system design, ensuring high-quality output and mentoring team members.

Design, develop, and administer databases for analytics and applications, with responsibilities including SQL maintenance, integration, and cloud solutions.

Develop new features, fix bugs, refactor codebase in a TypeScript/React environment, collaborate with teams to meet user needs, and contribute to team culture.

Bitsight seeks a Senior Software Engineer to build and operate large-scale data pipelines. Responsibilities include architecting cloud data warehouses, refining rating algorithms, and collaborating with teams to integrate data sources for actionable security insights.

As a Senior Software Engineer, you will develop solutions for improving support agent experience, focus on backend components, and collaborate with cross-functional teams.

The Staff Software Engineer leads the technical direction of the Quality and Release Platform, focusing on release engineering and code quality. Responsibilities include designing CI/CD systems, mentoring engineers, improving automation, and defining best practices for code quality and AI tools.

As a Senior Software Engineer in Localization, you'll contribute to Mozilla's localization projects and technology, improve internationalization features, and engage with the community of localizers while driving feature development.

As a Senior Software Engineer, you'll design modern scalable platforms, focusing on front-end and back-end development using VueJS/ReactJS and C# microservices, while integrating with AWS and modern data warehouses.

As a Full Stack Engineer, you will develop and maintain a web application for fraud analysis, collaborating closely with cross-functional teams to enhance products and ensure quality standards.

As a Staff Software Engineer at Radiant Security, you'll build and optimize data platforms, ensuring scalable data ingestion and system performance while collaborating across teams.

As a Senior Software Engineer, you will develop scalable applications, collaborate with teams, and improve code quality while maintaining backend system reliability.

The Principal Software Engineer provides technical leadership for enterprise applications focusing on ERP and core systems, resolving complex issues, and enhancing solutions while ensuring best practices in full-stack development.

As an SDET, you will design and maintain automated test frameworks, collaborate on test strategies, integrate tests into CI/CD pipelines, and ensure software quality through both automation and manual testing.