Top Senior Software Engineer Jobs in Columbus, OH

Design and maintain low-latency, high-scale data pipelines handling billions of daily assets. Implement and optimize backend services, tune Postgres and pub/sub systems, migrate services toward Go, and operate cloud infrastructure (AWS, EKS). Collaborate cross-functionally with Hardware, ML, Web, Mobile, and Data teams, mentor engineers, and drive reliability, scalability, and feature development for pipeline services.

Lead design, build, and operate scalable backend services and carrier integrations. Provide technical leadership, mentor engineers, drive architecture and best practices, write and test code, troubleshoot production incidents, and improve monitoring and reliability while collaborating with product and cross-functional teams.

Improve performance and scalability of web applications by identifying and resolving front-end and back-end bottlenecks. Optimize load times, API responses, and database queries; develop scalable features across the stack, monitor performance, conduct code reviews, troubleshoot production issues, and collaborate with product, design, and engineering teams.

As a DCE Engineer, you will troubleshoot and debug issues, perform root cause analysis, optimize software solutions, and collaborate with various teams to enhance product reliability and performance.

Technical leader driving architecture, cross-team initiatives, and engineering best practices. Hands-on contributor in Python and React, leading refactors, CI/CD, Kubernetes, testing, and AWS-based platform improvements while mentoring engineers and collaborating with product, QA, and DevOps.

The role involves developing and optimizing core components of the Flow blockchain protocol, focusing on performance, scalability, and reliability, while also ensuring interoperability with the web3 ecosystem.

Lead implementation of software safety programs for underwater robotic/autonomous vehicles per MIL-STD-882. Produce safety plans and assessments, perform hazard analyses, track coverage metrics, catalog safety artifacts, review software independently, and present findings at reviews and customer meetings. Coordinate across programs and support demanding schedules with occasional travel.

Lead the design and evolution of core services and systems for Lower's digital mortgage platform, mentor engineers, and drive technical initiatives for scalability and customer experience.

Lead technical delivery of Enterprise Content Management (ECM) solutions, guiding design, development, integrations, CI/CD, automated testing, and cloud modernization. Provide hands-on .NET development, incident resolution, operational readiness, and coach engineering teams while ensuring security, retention, and governance for content services.

Design, build, and maintain Elixir and React features for PDQ Connect; ship frequently in CI/CD; troubleshoot incidents and support cases; prototype and influence technical decisions; participate in code reviews and mentor teammates.

Lead the design and implementation of end-to-end quality systems and testing frameworks. Own multiple testing layers (unit, integration, E2E, contract, performance, chaos), integrate automated tests into CI/CD, drive load/performance testing and monitoring, troubleshoot failures, apply AI tooling to improve workflows, and collaborate with engineers, PMs, and designers to improve coverage and reliability.

The Senior Software Engineer will design and maintain internal systems and automations for sales and marketing, focusing on integrations with CRMs and data management.

As a Senior Software Engineer, you'll develop and enhance a user-centric Android app, focusing on 3D scanning, architecting the app, and tackling hardware integration challenges. You'll collaborate with teams to translate user needs into technical solutions and establish CI/CD processes.

The role involves building decision science libraries and tools for mineral exploration, collaborating with teams to improve decision-making processes.

Build and maintain test automation, performance testing and analysis tooling for a distributed database (primarily in Python). Collaborate with stakeholders to create reproducible tests, extend developer tooling, and produce documentation and runbooks for maintainers and developers.

Lead platform reliability: define SLOs/error budgets, own observability and deploy pipelines, harden integrations with dental systems, operate LLM-driven workflows safely, build incident practices, and raise engineering reliability across the company.

Design, build, and maintain cloud-native full‑stack systems (frontend and backend) to migrate, preserve, and make government records searchable and accessible. Deliver Section 508‑compliant, secure software on AWS; follow API‑first design, CI/CD, automated testing, and agile practices. Mentor engineers and collaborate with cross‑functional teams to ensure performance, reliability, and user-centered outcomes.

Lead development of system test plans and automated system tests for multi-vendor routing and switching environments. Build and improve test automation and methodologies, validate Internet-scale routing protocols (BGP), review product and system designs for testability, and collaborate with Network Engineering and Architecture to reproduce real-world network scenarios and ensure platform reliability.

Architect, implement, and optimize cloud-based solutions; mentor junior engineers; design and deploy automated, production-grade systems; monitor cloud health and resolve incidents; apply cloud security best practices and healthcare compliance to ensure reliable, scalable infrastructure.

Build and maintain a customer-hosted full-stack web application: develop UIs and backend services, deliver production features, fix bugs and technical debt, improve development processes and pipelines, and collaborate with UX, Product, QA, and Customer Success to meet customer needs.

Design, build, and operate core platform infrastructure for an Agentic AI platform. Collaborate with cross-functional and ML teams to enable scalable, high-performance systems, provide production support and troubleshooting, and drive platform features that serve multiple products and engineering teams.

Design, develop, and maintain core platform infrastructure for an Agentic AI product. Lead foundational components, collaborate with cross-functional and ML teams, support production systems, troubleshoot performance and scalability, and cultivate developer-friendly frameworks and practices to enable large-scale distributed, AI-oriented workloads.

Design and deliver automation and integration solutions for IT operations across hybrid datacenter and cloud environments. Build APIs and data pipelines, automate hardware and cloud provisioning, apply IT governance, use AI-assisted tools, mentor engineers, and improve observability and reporting for operational effectiveness.

Design, develop, test, and deploy scalable cloud-native microservices in Azure using C#/.NET Core. Implement CI/CD, diagnose and fix defects, conduct code reviews, document APIs, mentor peers, and collaborate with architects and DevOps to deliver secure, maintainable platform services.

Lead technical vision and architecture for a full-stack healthcare platform. Build scalable backend services, APIs, frontend apps (React/Next.js), cloud-native systems, microservices, and AI/LLM integrations. Lead cross-functional initiatives, mentor engineers, establish best practices for CI/CD, observability, security, and performance, and collaborate with Product, Design, and Data teams to deliver reliable, HIPAA-aware solutions.