Top Software Engineer Jobs

Build and scale the PSA Liquidity Platform connecting buyers and sellers across PSA Partner Offers and eBay Consignment. Responsibilities include developing buyer tooling, pricing and ranking engines, seller experiences, microservices, distributed event-driven systems, and observability. The role owns end-to-end product delivery, cross-functional execution, technical architecture, ecosystem integrations, and production outcomes while using AI throughout the software development lifecycle.

Develop and maintain Kotlin-based payment terminal and SDK solutions deployed across Android, Linux, and backend environments. Build payment features, integrations, and business logic for cards, mobile wallets, and QR codes. Contribute to C++ libraries, automated testing, debugging, and product stability. Collaborate with engineers, designers, and stakeholders while mentoring teammates through reviews and debugging. The role is office-first in Chicago.

Develop full-stack tools and automation for deploying and managing cloud infrastructure. Responsibilities include designing software solutions, collaborating with business partners, developing architecture and automation strategies, reporting on projects, and providing technical leadership. The role requires React and Go development, API integration, CI/CD, automated testing, version control, security-focused coding, troubleshooting, documentation, and applying AI technologies to improve workflows and decision-making.

Design, develop, test, deploy, and optimize scalable Salesforce solutions. Build custom applications and integrations using Apex, Visualforce, LWC, APIs, and declarative automation. Gather requirements, collaborate with stakeholders and integration teams, maintain Salesforce applications, and ensure performance, security, scalability, and coding standards. Lead technical discussions, mentor developers, and support AI-enabled and data-driven Salesforce capabilities.

Build and operate high-throughput backend services, APIs, pricing engines, and data models for Expedia’s insurance and fintech products. Lead cross-team initiatives across pricing, checkout, booking, and servicing systems; launch zero-to-one products; improve scalability, reliability, and performance; troubleshoot distributed systems; use AI-assisted development tools; and participate in quarterly on-call support.

Build and improve query engines and distributed data-processing infrastructure for Palantir Foundry. Responsibilities include query planning and optimization, execution engine development, Iceberg integrations, incremental processing, performance tuning, debugging, testing, benchmarking, and collaboration with product teams and customers. The role requires production software engineering experience and expertise in database engines, distributed systems, storage, concurrency, and performance optimization.

Design, develop, test, deploy, and maintain scalable Java and Python applications, RESTful APIs, and microservices. Manage API integrations, databases, performance optimization, security, cloud services, and ongoing application support. Collaborate with frontend, product, and QA teams to deliver secure, reliable capabilities supporting national security missions.

Leads complex software optimization initiatives from design through implementation and validation. Builds cloud-native services, data pipelines, dashboards, automation, and AI-enabled forecasting solutions. Analyzes cloud costs, resource utilization, reliability, capacity, and engineering productivity while partnering with Engineering, Finance, Product, Data, Platform, and SRE teams. Ensures scalable and secure integrations, testing, observability, financial data quality, and measurable savings. Provides technical leadership and mentorship to junior engineers without direct people-management responsibilities.

Build high-performance, workflow-driven client interfaces for institutional electronic trading platforms using TypeScript and React. Integrate front-end applications with C++, Python, distributed backend services, real-time data, and data pipelines. Translate complex trading and market-data workflows into intuitive experiences, optimize performance, establish UI engineering best practices, and contribute to reusable frameworks, component libraries, and developer tooling while collaborating with product, business, quantitative research, and engineering teams.

Architects and builds BuildOps’ integration and data platform, including APIs, services, databases, workflows, event-driven systems, observability, and scalable cloud infrastructure. Leads technical decisions across teams, improves reliability and performance, establishes testing and deployment practices, evaluates technologies, mentors engineers, and drives engineering-wide initiatives through cross-functional influence.