Top Software Engineer Jobs in Dayton, OH

Develop and optimize payment platforms for performance, reliability, security, fraud prevention, and seamless recurring transactions. Build payment APIs and gateway integrations, improve processing latency and throughput, monitor platform health, troubleshoot incidents, and ensure compliance with payment industry standards. Collaborate with security, payment providers, and cross-functional teams while maintaining high-quality documentation and resilient payment workflows.

Lead architecture and hands-on development of scalable backend systems and APIs supporting real-time applications at massive scale. Own the full engineering lifecycle, establish standards for reliability and testing, troubleshoot production issues, influence technical roadmaps, collaborate cross-functionally, and mentor engineers. The role requires deep backend development, distributed cloud systems, system design, automated testing, and technical leadership experience.

Design and implement high-performance, 3GPP-compliant 5G Core control- and user-plane functions on ARM-based embedded Linux. Develop in C/Go/Rust, use DPDK for packet processing, optimize latency/throughput, debug protocol and performance issues, and collaborate cross-functionally to integrate carrier-grade systems.

Build and maintain resilient backend services and APIs for fraud detection, identity verification, and transaction monitoring. Integrate third-party risk/compliance platforms, partner with product and engineering teams, contribute to architecture decisions, and produce documentation to ensure secure, reliable systems at scale.

Build and modernize Carrum Health’s data platform by developing Python and SQL pipelines, AWS services, Terraform infrastructure, dbt transformations, observability, testing, and CI/CD. Automate carrier integrations, reduce operational toil, improve reliability, and support Databricks adoption. Extend AI-assisted ingestion and classification using Bedrock and collaborate across engineering, analytics, data science, and client-facing teams. The role includes production ownership, incident response, technical documentation, and healthcare data platform development.

Build reusable interactive front-end components for a browser-based product, focusing on graphics rendering, performance, and engaging user experiences. Own features from concept through release, collaborate with product, design, and content teams, and maintain clean code that supports both human developers and AI tools. The role requires solving demanding browser-rendering challenges and designing clear APIs for people and automated systems.

Staff-level platform engineer to improve and scale inherited Scala systems, redesign data layers for ML/AI, build a Rust service framework, enhance observability and resilience, shape developer tooling and standards, and work across JVM, Rust, Python, SQL, and Spark.

Own end-to-end frontend development for core crypto payment flows across web and mobile. Improve latency, availability, and SLOs; build user-facing features (contacts, real-time transaction status); identify and fix performance bottlenecks; partner with product/design/backend; mentor junior engineers to reduce customer friction at scale.

Designs, develops, and maintains automated test frameworks and suites for native Android applications. Integrates mobile testing into CI/CD pipelines, executes tests across emulators and physical devices, investigates failures, improves application testability, and validates behavior across Android versions and device configurations. Collaborates with Android Engineering, QA, and Product teams while contributing to automation architecture, tooling standards, and testing best practices.

Build and maintain automated test frameworks and suites for native iOS and Android applications. Integrate mobile automation into CI/CD pipelines, execute tests across simulators, emulators, and physical devices, investigate failures, improve testability and coverage, and contribute to automation architecture and testing standards. Collaborate with Mobile Engineering, QA, and Product teams while using AI-assisted tools to improve development, debugging, analysis, documentation, and workflow efficiency.

Own and evolve patient-facing clinical application surfaces, including a React widget, clinician portal, and Python service layer. Lead full-stack architecture, AI application integrations, encounter data flows, internal tooling, versioned shared components, and operational reliability. Partner with AI engineers on LLM-enabled workflows, maintain dependencies, protect consumers from breaking changes, and mentor junior engineers. The role requires durable ownership of rapidly built systems and delivery of critical healthcare technology.

Build and maintain developer-facing tools and APIs for MongoDB Atlas and Compass. Work full-stack on customer-facing UIs and backend services, design scalable, highly available web applications, collaborate cross-functionally, troubleshoot distributed systems, and improve performance and developer experience.

Lead full-stack software development across frontend and backend systems, delivering user-facing healthcare features from concept through iteration. Design APIs and application architecture, write technical specifications, improve testing and CI practices, collaborate with product, AI/ML, clinical, and UX teams, and guide cross-team technical decisions. The role involves React, Python, cloud infrastructure, databases, asynchronous workflows, and healthcare data technologies.

Build and evolve scalable systems that capture, ingest, and process real-time and recorded audio/video streams from telephony and meeting platforms. Design distributed media pipelines optimized for reliability, performance, and low latency; provide technical leadership and mentorship; solve complex systems problems; implement testing and quality practices; contribute to architecture and code reviews; and maintain security and compliance standards.

Build and ship product features incorporating machine intelligence and large language models. Architect scalable AI-powered functionality, conversational agent experiences, data pipelines, and third-party integrations. Collaborate with subject-matter experts and designers, make pragmatic technical decisions, and mentor teammates on data and AI practices. The role requires hands-on server-side web development, flexible scripting skills, strong system design judgment, and experience delivering AI-enabled products in a startup environment.

Own and lead Coinbase’s developer infrastructure platforms, including CI, build systems, and deployment orchestration. Set technical direction for complex cross-team initiatives, improve build and deployment performance, manage reliability and observability, and drive platform migrations and adoption. Partner with engineering leaders, operate production systems, mentor engineers, and deliver scalable tools used across the organization.

Owns delivery of backend money movement and card ledger systems, leading engineers through complex problems and ambiguity. Collaborates with product, design, analytics, and engineering stakeholders; defines scalable technical solutions; supports system availability, monitoring, on-call operations, code quality, and engineering standards. The role also includes mentoring and developing team talent while building highly available distributed systems for Affirm’s financial products.

Own and evolve Thrive Global’s enterprise identity platform, including sign-up, authentication, authorization, user identity management, and integrations with enterprise identity providers. Independently deliver complex projects, partner with Product and stakeholders, maintain reliability, participate in on-call and incident response, and ensure secure, scalable systems using modern identity protocols and credential-management practices.

Lead the architecture, development, and evolution of Keeper Commander, including Python and .NET SDKs, CLI tooling, APIs, and developer automation. Remain hands-on with coding, debugging, architecture, integrations, security, testing, and release engineering while mentoring a small team. Partner with Product, QA, and Security teams, support the open-source ecosystem, improve developer experience, and guide technical strategy for enterprise and DevOps integrations.

Lead the technical vision and architecture for scalable, secure, high-performance distributed systems. Provide engineering leadership, mentorship, and architectural guidance while driving reliability, automation, CI/CD, security, performance optimization, and technical strategy. Investigate emerging technologies, oversee complex problem-solving, establish engineering standards, and collaborate with product and business stakeholders to align technology roadmaps with organizational goals.

Define the technical vision and multi-quarter strategy for Coinbase’s FinHub financial infrastructure. Architect scalable ledger and money-movement primitives across fiat and crypto, ensuring double-entry accounting, idempotency, reconciliation, auditability, reliability, and safe failure recovery. Lead complex cross-team architectural initiatives, collaborate with finance, risk, compliance, and operations stakeholders, and mentor senior engineers while improving system design and operational excellence.

Build and scale accounting software synchronization solutions connecting BILL’s payment network with third-party accounting platforms. Lead end-to-end software design and delivery, develop scalable AWS microservices, improve platform performance, guide testing and CI/CD practices, resolve customer problems, mentor engineers, and use generative AI to accelerate development.

Build and maintain Curai’s marketing platform, including web features, APIs, data flows, event tracking, attribution measurement, SQL models, dashboards, and ClickHouse-backed marketing analytics. The role partners with marketing to scope engineering projects, improves site performance and conversion, investigates data quality issues, reviews code, strengthens testing and monitoring, and makes technical decisions across the engineering team.

Senior Software Engineer responsible for shaping and delivering a new fundraising product from discovery through production. The role involves full-stack development, architecture, prototyping, customer collaboration, production troubleshooting, reliability improvements, and mentoring. The engineer will work autonomously in an early-stage business unit, use customer feedback and data to guide decisions, and contribute across interfaces, backend services, integrations, infrastructure, and AI-enabled workflows.

Develop and maintain scalable Python/Django backend features for Cyware’s Cyber Fusion platform across commercial and AWS GovCloud environments. Design microservices, REST APIs, AI and RAG integrations, multi-tenant architectures, and secure identity systems. Ensure FedRAMP/GovRAMP compliance through secure coding, audit logging, RBAC, encryption, testing, and continuous monitoring. Collaborate with DevOps, GRC, Security, and engineering teams on CI/CD, code reviews, production support, and platform improvements.