Top Software Engineer Jobs in Indianapolis, IN

The Senior Fullstack Engineer will build fullstack features for Real User Monitoring, working with backend services, APIs, and frontend visuals. Responsibilities include designing data ingestion systems, optimizing queries, and collaborating with SDK engineers to enhance user experience. Candidates should have strong backend and frontend expertise, particularly in high-volume data systems.

Design and implement a video processing engine, develop a cross-platform rendering engine, integrate systems, and optimize performance while collaborating with other engineers.

Lead architecture and implementation of high-throughput, low-latency AdServer and Exchange services. Design scalable, resilient distributed systems, integrate demand/supply partners, improve RTB/auction capabilities, advance observability and automation (including AI-driven testing/IaC), and mentor engineers to increase platform reliability and revenue growth.

The Staff Software Engineer will lead the architecture and development of a real-time content platform, working on both backend and frontend systems while mentoring team members and collaborating with product and design teams.

Design, build, and optimize edge data-collection agents for Windows, Linux, and Mac. Collaborate with product, UX, and engineering to deliver backend features, own development lifecycle, create automated tests, support SaaS products, and participate in 24x7 on-call rotations.

Lead architecture and roadmap for a company-wide data lakehouse platform. Build platform-as-product components (SDKs, CLIs, control planes), optimize distributed compute/storage, prototype performance R&D, ensure compliance-by-design (lineage, PII masking, access control), enable real-time AI data ingestion, drive engineering standards, and mentor cross-functional teams.

The Senior Software Development/Operations Engineer will design, develop, and maintain web applications and REST APIs, implement testing strategies, troubleshoot production issues, and enhance automation frameworks.

Lead design, build, and operate scalable Salesforce data solutions and integrations. Drive architecture, migrations, ETL, data transformations, quality controls, observability, and platform modernization. Serve as senior technical contributor, mentor engineers, collaborate with stakeholders and data teams, and produce technical documentation and operational support for enterprise Salesforce data initiatives.

The Senior Backend Software Engineer will design and maintain backend systems, optimize performance, ensure security compliance, and mentor junior engineers in a collaborative environment.

The role involves building user-facing features, collaborating with product and design teams, and ensuring high-quality product delivery while optimizing performance across systems.

The Software Engineer will scale and optimize the platform's infrastructure, manage data layers, and enhance system operations to support growing LLM requests.

As a Software Engineer at CharacterQuilt, you'll build AI marketing tools, maintain a TypeScript and React app, and collaborate on design.

As a Software Engineer, you will develop and maintain features using AI-assisted tools, collaborate with teams, and enhance software solutions for better user insights.

The Senior iOS Engineer will lead product decisions, ship code for the iOS app, and enhance the app's architecture, ensuring a user-centric experience.

The macOS Software Engineer will develop innovative features for macOS, requiring strong skills in Swift and Objective-C, along with a focus on high-quality software delivery.

Develop and optimize distributed systems for syncing customer data, focus on scalability, reliability, and performance for global clients.

Build and maintain large-scale batch and streaming data ingestion and ETL pipelines for global geospatial datasets. Implement, test, monitor, and optimize backend services on AWS; integrate data with APIs; mentor engineers; reduce technical debt; and participate in design, code reviews, and on-call support to ensure data quality and operational excellence.

The Senior Software Platform Engineer will design and maintain cloud-based MLOps pipelines, collaborate with cross-functional teams, and support AI workloads to enhance production capabilities.

The Senior Software Engineer will enhance Attentive's event streaming platform, architect high-throughput systems, improve tools for product teams, and tackle complex distributed challenges. Responsibilities include collaborating on messaging systems and modernizing the architecture.

Lead design and development of full-stack, scalable services and custom lab software for a high-throughput laboratory. Build CI/CD pipelines (GitLab), unit tests, and AWS-based infrastructure; optimize performance, troubleshoot and perform root-cause analysis; mentor engineers and collaborate with product, designers, and end-users. Occasional on-site lab visits.

As a Principal/Staff Software Engineer, you will design, implement, and lead embedded software for Optical DCI transport systems, ensuring performance and reliability.

Lead technical strategy and hands-on development of HubSpot's build, test, and deploy platform. Design scalable CI/CD, test orchestration, and AI-powered QA agents, drive architectural decisions, remove pipeline bottlenecks, and deliver cross-team initiatives that increase deployment velocity and reliability for thousands of engineers.

Build and maintain high-traffic full-stack web experiences using React and Next.js, design and integrate APIs, ensure observability and testing, debug production issues, lead architecture and AI experimentation, and mentor engineers to deliver scalable, reliable booking and purchasing systems.

Engineer end-to-end frontend and backend for an LLM-powered platform serving youth aging out of foster care. Design and optimize RAG systems, prompt engineering, embeddings, and agent interactions. Build accessible, Section 508-compliant interfaces and secure, federally compliant APIs. Ensure retrieval quality, safety, automated testing, CI/CD, and mentor teammates within a cross-functional, remote U.S.-based team.

The Staff Software Engineer will design and build scalable cloud services, lead technical direction across teams, resolve complex issues, and mentor engineers while ensuring alignment with product strategies.