Top Software Engineer Jobs in Indianapolis, IN

The Software Engineer will design, build, and optimize messaging systems, collaborate with teams, and ensure product reliability while mentoring junior engineers.

The Senior Back-End Software Engineer will design and write back-end code, mentor developers, and innovate the re-architecture of Tenna's product line, focusing on IoT solutions and microservices.

The role involves designing and developing features for an IoT platform, writing scalable code, mentoring developers, and contributing to architectural decisions. It requires collaboration with cross-functional teams and participation in agile processes.

The Backend Software Engineer will develop and maintain backend systems for data processing related to coffee farming, utilizing Python and PostgreSQL. Responsibilities include feature development, problem-solving, and adapting systems to regulatory changes while ensuring system resilience.

Develop full-stack web applications and services using Angular and ASP.NET Core. Build responsive front-ends, business logic, and data access layers; design and implement robust APIs, follow SOA and event-driven patterns, participate in architecture decisions, code reviews, and the full development lifecycle in an Agile team.

Design, build, and scale GraphQL and gRPC APIs and SQL queries powering the sportsbook marketplace. Own end-to-end feature delivery, performance diagnostics and remediation, release and deployment windows, monitoring in DataDog, and on-call rotations. Mentor peers, draft technical proposals/specs, and improve platform scalability through load testing, tracing, and production hygiene.

The Software Engineer III - Voice AI develops and maintains the Voice AI platform for patient calls, optimizing real-time conversational AI features and mentoring team members.

Develop and harden Android-based connectivity for edge devices, focusing on LTE/5G stability, power optimization, and fleet observability. Debug system-level issues across kernel, drivers, and user-space, collaborate with hardware and product teams, and deliver telemetry-driven improvements to connectivity, recovery, and field performance.

Build and ship production-grade features across frontend and backend, scope and lead projects, mentor engineers, and contribute to product and technical roadmap using the company tech stack.

Build, maintain, and operate Mission Control web app and supporting microservices for satellite operations. Implement HTTP APIs, design and deploy infrastructure, automate workflows, ensure CI/CD and testing, collaborate with cross-functional teams to support spacecraft scheduling, telemetry, and operational needs.

Design, build, and maintain scalable full-stack web applications. Implement backend APIs and responsive frontends, deploy to cloud, ensure security/performance, write tests, debug issues, participate in reviews, and mentor junior developers.

Develop and maintain mobile app and no-code quest editor, implement gameplay engine and server, design software architecture, and collaborate in one-week Scrum sprints using C++, Qt, QML, MySQL, and AI-assisted tools.

Design and implement core payment infrastructure components (workflow engines, partner integrations, ledgering, public APIs). Collaborate with technical leadership on architecture, own projects end-to-end, and shape engineering culture at an early-stage fintech startup.

Design, build, and operate backend systems for prediction markets, including order management, trade matching, settlement, and market resolution. Architect distributed, low-latency systems with strict financial correctness, lead multi-quarter technical projects, mentor engineers, and collaborate with Product, Compliance, and Risk to meet regulatory requirements.

The role involves providing technical leadership, hands-on execution, and cross-team influence in software engineering, focusing on solutions for scaling and performance challenges while using AI tools.

As a Staff Software Engineer, you will enhance platform engineering by improving deployment strategies and developer experiences, establishing reliable systems and mentorship across teams.

Build and maintain multi-cloud infrastructure standards, self-service tooling, and paved-road defaults across AWS and GCP. Partner with compute, security, and networking teams to embed guardrails, drive standardization, lead cross-team initiatives, and resolve systemic operational issues to ensure secure, scalable, and reliable platform infrastructure.

Design, build, and own backend services for prediction markets across market lifecycle: creation, trading, oracle resolution, settlement, and payouts. Build low-latency, high-throughput microservices and event-driven systems, drive reliability via SLOs and observability, lead incident response, set technical standards, and mentor engineers while partnering cross-functionally to deliver product and compliance-aligned roadmaps.

Serve as the technical IC leader for the Provider organization: set technical roadmap and engineering standards, design and review architectures, drive cross-team initiatives, mentor engineers, and deliver high-throughput, low-latency, cloud-based microservice systems for provider-focused products.

Hands-on senior full-stack engineer building and supporting user-facing features, infrastructure, and AI-powered workflows (LLM integration, RAG, agents). Drive architecture, dev experience, CI/CD, and partner with product and program teams to deliver a scalable education platform.

Build and operate scalable backend services and integrations for chat, voice, and agent-assisted support. Improve reliability, performance, and AI-driven capabilities; collaborate across product, design, AI, and operations; mentor engineers and lead technical design and architecture.

As a Senior Implementation Engineer, you'll own technical projects, enhance the Java codebase, automate processes, integrate systems, and collaborate with customers on infrastructure design.

Seeking a Senior DevOps Engineer for OpenSesame, focusing on CI/CD pipelines, cloud infrastructure, and automation. Responsibilities include improving developer experience and mentoring teams.

The Full Stack Software Engineer role involves building and maintaining web applications, collaborating on product features, and contributing to the company's engineering culture.

The Software Engineer will design, develop, and install software solutions, focusing on web applications using PHP and ensuring coding standards and technical design compliance.