Top Software Engineer Jobs in Peoria, IL

As a Senior Software Engineer, you'll design, develop, and maintain full-stack applications, utilizing TypeScript and modern frameworks while collaborating cross-functionally to enhance user experience and performance.

Provide technical leadership for internal platforms and security automation supporting Upstart Bank. Lead architecture, design, and implementation of platform services, APIs, relational schemas, authentication and RBAC systems. Partner with risk, compliance, and operations stakeholders, mentor engineers, mitigate technical risks, and drive long-term platform strategy and engineering standards.

Design, build, and maintain internal software platforms, APIs, integrations, and data workflows that support risk, compliance, legal, and bank operations. Translate stakeholder requirements into scalable architectures, relational data models, authorization and audit systems, and background processing. Produce technical designs, documentation, and contribute to platform-wide architecture and build-versus-buy decisions.

As a Software Engineer at Realm, you will develop backend services, create web and mobile UIs, and deploy tech at industrial sites. You will solve real-world challenges using various technologies and work with top leadership to build a stellar engineering team.

Design, develop, and maintain backend services and APIs for Speechify, focusing on performance, scalability, and user experience while collaborating with cross-functional teams.

Design and build scalable log ingestion pipelines, ensure system reliability, and optimize performance in a high-throughput environment.

The Software Engineer will develop AI agents for Sazabi, focusing on anomaly detection, root cause analysis, and improving workflow reliability. Responsibilities include prototyping, system design, and working with LLMs.

Develop the interface for an AI-native observability platform. Responsibilities include building features, debugging, and working on real-time streaming functionalities.

The Software Engineer (Fullstack) at Sumble will develop and optimize software applications, manage data integration, enhance security, and ensure a high-quality user experience.

Seeking Data Platform Engineers to design, build, and manage scalable data pipelines and analytic query engines while ensuring data integrity and performance optimization.

The role involves designing authentication and authorization solutions, integrating applications with identity platforms, and maintaining security practices within identity services. A focus on collaboration with Security and Product teams is important.

The Software Engineer will modernize the platform, enhance legacy systems, design new services, and collaborate on architecture, leveraging various technologies and engineering practices.

Design and build scalable full-stack applications, develop front-end and back-end features, implement REST APIs, work with SQL/NoSQL databases and CI/CD pipelines, follow testing and Git workflows, and collaborate with cross-functional teams.

As a Senior Backend Engineer, you'll build cloud-native backend services using Golang, deploy in Kubernetes, and lead architecture projects in a startup environment.

Design and operate secure authentication and identity services, manage integrations with identity providers, and ensure high availability and system observability.

The role involves designing, developing, and maintaining software applications. Collaboration with cross-functional teams is expected, alongside optimizing existing systems.

The role involves optimizing hardware support within a software stack for AI model deployment, collaborating with teams and hardware vendors to enhance performance and portability across platforms.

As an Applied R&D Engineer, you will develop backend application software in a Kubernetes environment, focusing on streaming APIs, system design, and code quality.

Seeking a Software Engineer responsible for designing and developing scalable software solutions, participating in Agile processes, and collaborating with teams.

As a Founding Software Engineer, you will design and maintain backend services, develop APIs, and collaborate with teams to improve performance and architecture for an AI recruiting platform.

The Senior Full-Stack Software Engineer will develop robust solutions in React and NextJS, work on both front and back ends, and leverage AI tools for productivity. Responsibilities include modernizing applications, building modular components, and ensuring high code quality in a collaborative environment.

Design and build end-to-end frontend and backend features, create scalable secure architectures, implement AI-powered features (LLMs, embeddings, agents), use AI tools to accelerate development, collaborate with product/design/platform teams, participate in code reviews, and deploy production systems.

The Software Engineer will design, develop, and install software solutions, ensuring compliance with coding standards and documenting functionality.

Build and ship full‑stack features for North, an enterprise AI workspace. Develop secure autonomous agents, execution engines, integrations, observability and evaluation systems. Collaborate with researchers to productionize models and deliver performant, low‑resource deployment code while adhering to strict security and privacy constraints.

Lead quality assurance and test strategy across Agile teams, drive automation for testing, mentor QA teams, and ensure high-quality software delivery.