Top Software Engineer Jobs in Dayton, OH

Build and launch backend identity decisioning systems that validate consumer identity and satisfy KYC regulations. Collaborate with Product, Compliance, Auth, Fraud, Analytics, and engineering teams; decompose projects, write tested and extensible code, monitor system metrics, support availability and on-call operations, debug code, participate in reviews, and contribute to technical decisions and team development.

Build and operate container platforms, CI/CD pipelines, artifact repositories, and infrastructure-as-code environments. Support Linux, MySQL, Kafka, load balancers, observability tooling, high availability, disaster recovery, and production resiliency. Automate provisioning, deployment, monitoring, and remediation workflows while collaborating with application, security, and infrastructure teams to improve platform stability and delivery practices.

Develops and maintains secure, scalable test automation solutions across the software development lifecycle. Responsibilities include designing automation frameworks, writing Java-based tests, implementing BDD practices, managing test data with SQL, testing APIs and applications, conducting feasibility and ROI analyses, troubleshooting quality issues, and collaborating with engineering, product, DevOps, and QA teams. The role also uses AI-assisted development tools responsibly and supports Oracle HCM testing or configuration.

Leads performance engineering across the organization by designing load-testing and data-generation frameworks, defining benchmarks and standards, analyzing application, database, and system behavior, and guiding teams in performance optimization. Builds reusable tooling and best practices using k6, JavaScript, Grafana, and InfluxDB while addressing scalability, latency, throughput, and reliability challenges in distributed cloud-native systems.

Build and deploy full-stack healthcare financial products used by millions of patients. Develop AI- and ML-powered features, integrate LLMs, enhance an AI billing assistant, and create patient payment solutions. Collaborate with product, design, and partner engineering teams to deliver production-ready software. Contribute to technical planning, coordinate complex development efforts, mentor peers, and maintain high standards for testing, code quality, efficiency, and technical debt management.

Design, develop, test, deploy, and maintain scalable software solutions supporting critical business operations. Collaborate with product, architecture, and operations teams; troubleshoot technical issues; participate in code reviews, documentation, and agile ceremonies; and support CI/CD pipelines. Apply enterprise-authorized AI-assisted development tools responsibly to improve engineering productivity while validating security, quality, and performance. Required experience includes 3+ years of software engineering, programming, testing, version control, cloud platforms, and distributed systems.

Develop and deploy customer-focused web, mobile, and backend applications across the full software stack. Design major features, contribute to architecture decisions, conduct code reviews, and ensure secure, high-quality implementations. Collaborate with stakeholders and cross-functional teams using Agile and SDLC practices. Manage version control, CI/CD, environments, and releases; maintain automated test coverage and perform root-cause analysis. Build and optimize relational data solutions using SQL Server, including complex queries, stored procedures, and performance tuning.

Designs, develops, and supports SAP S/4HANA enterprise solutions using ABAP, SAPUI5, Fiori, CDS, AMDP, OData, and REST/SOAP integrations. Owns Level 3 production support, performance tuning, testing, clean-code practices, and platform reliability. Collaborates with product, engineering, and operations teams in Agile delivery. Applies authorized AI-assisted development tools responsibly and contributes to automation, reusable components, and modern SAP extensibility patterns.

Design, build, deploy, and support scalable Java microservices on AWS. Provide technical leadership, architectural direction, code reviews, troubleshooting, proof-of-concept development, and cross-functional collaboration. Work with high-throughput data, messaging systems, distributed architectures, observability, and AI-assisted development tools. Participate in on-call support, mentor engineers, lead architectural initiatives, and deliver reliable SaaS platform features.

Own the development and maintenance of large-scale React Native applications for iOS and Android. Lead architecture improvements, React Native upgrades, native module development, performance optimization, automated testing, CI/CD reliability, and production debugging. Collaborate with cross-functional product pods, contribute to technical discovery and architecture, mentor engineers, and raise engineering standards while delivering scalable, maintainable mobile experiences.

Design, build, and operate foundational developer infrastructure across CI, build systems, deployment orchestration, and test platforms. Improve build speed, deployment safety, and test reliability while owning services end to end, including SLOs, observability, and on-call responsibilities. Partner with engineering teams to address platform pain points and lead cross-cutting technical projects through production.

Designs, develops, tests, maintains, and troubleshoots Java software supporting NASIC mission systems. The role enhances applications with modern frameworks, resolves defects and performance issues, creates technical documentation, and collaborates with software, systems, network, and storage engineers across multiple secure environments. Work requires an active TS/SCI clearance, CI polygraph, SCIF access, and compliance with security procedures.

Develop advanced data management, analysis, and visualization tools for a National Space Intelligence Center customer. Work across multiple application stacks and support full-stack engineering using Angular, Express.js, FastAPI, TypeScript, JavaScript, Python, containerization, orchestration, monitoring, and CI/CD technologies. The role is full-time on-site at Wright Patterson Air Force Base and requires an active TS/SCI clearance.

Develop and operate backend systems supporting post-transaction processing for Affirm Card. Break down projects, write tested and extensible code, collaborate with product and engineering teams, monitor system health, troubleshoot issues, participate in on-call support, and contribute to code reviews and team development.

Lead the design, development, testing, debugging, and maintenance of high-performance C++ software for Linux-based machine-control and commissioning systems. Own complex technical problems, contribute to architecture, lead design reviews, mentor engineers, and improve software quality and reliability. Collaborate with product, architecture, QA, and distributed engineering teams to deliver embedded and real-time solutions for earthmoving automation.

Design and own secure, scalable wallet infrastructure for custody, key management, transaction signing, authorization, recovery, and multichain systems. Architect support for MPC, HSMs, secure enclaves, TEEs, smart contract wallets, account abstraction, and emerging cryptographic approaches. Define security boundaries, policy engines, secrets management, authentication, and programmable authorization while making foundational build-versus-buy decisions and guiding systems from first principles through production.

Develop and maintain full-stack web-based tools supporting NASIC modeling and simulation systems. Responsibilities include designing capabilities, resolving software issues, integrating external services, conducting code reviews, collaborating with customers to define requirements, and improving usability through intuitive interfaces and dashboards. The role requires RESTful services, server-side development, frontend JavaScript frameworks, version control, issue tracking, and eligibility for a TS/SCI clearance. Occasional out-of-state travel is required.

Build and scale Go backend services for agent quoting, configuration, and application submission. Design APIs and distributed systems, write unit and integration tests, resolve partner-specific issues, contribute to architecture, support production debugging, improve CI/CD automation, and use AI coding tools in daily engineering workflows. Collaborate with adjacent teams and mentor teammates through pairing and documentation.

Develop and maintain scientific Python pipelines for remote sensing and SDA: radiometric modeling, imaging/signal processing, ML-enabled detection and classification, orbital modeling (SGP4/TLE), and reproducible CI/CD-driven deployments in collaboration with astrodynamics and ML teams.

Develop and maintain performant frontend applications for a National Space Intelligence Center customer. Translate UI/UX designs into maintainable Angular code, modernize existing projects, collaborate with product owners and engineers, clarify requirements, and advise on implementation tradeoffs. The role requires strong Cesium and Angular expertise, frontend polish, and an active TS/SCI clearance.

Develop, test, integrate, and support enterprise and embedded software for C2ISR tactical systems. Responsibilities include full software lifecycle activities, software testing and validation, containerized application development using Docker and Kubernetes, requirements and architecture work, documentation, and configuration management. The role is fully on-site and requires collaboration across technical and business teams. An active Secret clearance and ability to obtain TS/SCI are required.

Develop and maintain scalable Java and Spring Boot REST services, APIs, and microservices for mission-critical geospatial systems. Support containerization, orchestration, CI/CD, DevOps automation, testing, infrastructure deployment, data platforms, and third-party integrations. Contribute to architecture, performance optimization, troubleshooting, documentation, stakeholder demos, and Agile delivery. The role requires onsite work in Herndon, Virginia and collaboration on national security missions.

Build and own full-stack services and APIs enabling businesses to offer and manage 401(k) plans. Design scalable features, evolve system architecture, establish engineering best practices, collaborate with product, design, compliance, and operations, debug production issues, and improve reliability, observability, and operational tooling. The role requires end-to-end system ownership, production support, and cross-team technical influence.

Build and maintain MongoDB’s distributed database infrastructure for cluster scalability. Design data partitioning, data movement, dynamic scaling, workload execution, and resilient distributed protocols. Solve complex performance and low-latency systems problems, contribute production-quality C++ code, participate in design and code reviews, lead new feature development, and mentor engineers.

Develop fullstack web applications, enhance platform performance, collaborate on high-impact opportunities, and ensure stable, scalable solutions. Engage in rapid iterations and be a committed team player.