Top Software Engineer Jobs in San Antonio, TX

Lead and build a new Trust & Safety engineering domain: design and implement systems to detect and mitigate fraud, billing anomalies, and credential abuse. Architect product and operational solutions, mentor engineers, define processes, and deliver scalable, auditable safety tooling across internal and external workflows.

Lead quality engineering for Accident Management by defining test strategy, writing automation-ready acceptance scenarios, designing test frameworks, improving CI/CD signals, partnering with QA automation engineers, reviewing automation PRs, and establishing release-readiness evidence across UI, APIs, and observability.

Develop and manage high-performance back-end systems, design secure APIs, optimize performance in cloud environments, conduct testing, and manage ML model lifecycles.

Own and modernize the governance domain (auth, roles/permissions, orgs, billing) as a Staff-level backend IC: set architecture, refactor for scale and AI-native workflows, write critical-path code (70-80%), mentor engineers, and partner with product to deliver enterprise-grade governance and compliance features.

Design, implement, test, document, and support Java-based Spring Boot microservices and RESTful APIs. Troubleshoot defects, collaborate with project teams, ensure security and resilience (JWT/OAuth2, circuit breaker patterns), and work with containers, event-driven messaging, and databases.

Develop and modernize front-end processing services for a malware analysis program: design, code, debug, integrate, and test complex software systems; lead small teams; implement backend services and web applications; improve processes and documentation.

Design, build, deploy, and operate a high-concurrency, resilient configuration and publishing platform. Lead cross-team projects, set technical direction, improve engineering productivity, optimize performance, and maintain end-to-end ownership of distributed systems at scale.

Lead long-term technical strategy and execution across multiple teams, architecting and evolving foundational frontend/backend systems and platforms at massive scale. Drive AI/ML adoption, solve ambiguous, high-impact problems, remain hands-on in critical system design and implementation, and align senior leaders on roadmaps and engineering standards.

The Senior Software Engineer will build user features using Golang and cloud technologies, lead tool implementation, and collaborate across teams to enhance productivity.

The role involves designing and expanding backend systems, mentoring engineers, and executing technical strategies to modernize architecture and improve system performance.

The role involves owning the architecture and technical direction of Payment Rails infrastructure, designing high-reliability systems for global payment processing, and leading cross-functional collaborations to create efficient, compliant solutions. Responsibilities also include mentoring team members and enhancing operational excellence through AI-driven improvements.

Lead architecture and technical direction for Payments platform, building scalable, fault-tolerant distributed systems, defining roadmaps, ownership of production reliability, cross-functional partnership, and mentoring engineers to improve platform quality and scalability.

Own reliability, monitoring, and incident response for AI infrastructure; build automation and CI/CD tooling; manage Kubernetes/Docker production workloads; partner with infrastructure, security, and compliance; improve observability and documentation; develop internal full‑stack tooling in Go or Python.

Design, build, and operate Kubernetes-based compute orchestration and developer tooling. Deliver new compute capabilities, automate operations and observability, integrate AI into workflows, and partner with Security and Reliability to ensure platform scalability, performance, and incident response.

Build and scale full-stack customer and agent support experiences across React/TypeScript frontends and Go backend services. Own APIs, integrations, and AI/ML vendor integrations, drive CX outcomes through experimentation and metrics, improve reliability through on-call incident response, and collaborate with Product, Design, and Ops to deliver measurable product outcomes.

Lead architecture and multi-year technical strategy for financial data pipelines and reporting. Design and deliver backend services in Go, ensure accuracy, timeliness, and auditability of financial data, and partner with Finance/Accounting/Tax to translate regulatory requirements into scalable systems. Mentor senior engineers and set architectural standards across Financial Engineering.

Join MongoDB's Query Execution team to improve the database's core execution engine, build high-performance query features, and mentor team members. You will drive roadmap initiatives and ensure production-ready code for complex analytical workloads.

In this role, you will create and execute test designs for product features and online application integrations while developing innovative testing solutions for maximum team impact.

Develop and architect mission-critical Rust software and containerized services on Kubernetes. Design autoscaling strategies, implement CI/CD pipelines, apply secure coding practices, and collaborate cross-functionally to deliver resilient, high-performance systems for national defense.

Design, build, and maintain scalable full‑stack web applications in a cloud containerized environment. Improve reliability and observability, ship features, refactor codebase, and collaborate with hardware, product, and design teams while promoting testing and knowledge sharing.

Lead a cloud-focused full-stack engineering team to design, build, and operate scalable, high-availability web platforms and APIs. Mentor engineers, improve architecture and test coverage, ship features in React/AWS container environments, and drive observability and resilience.

Design, develop, test, and operate cloud-connected vehicle firmware and services. Build and maintain firmware features in C/C++ and Go, support large-scale device fleets, implement observability and rollout metrics, triage customer and QA issues, and collaborate with product, firmware, and systems teams to deliver production-ready IoT solutions.

Design, build, and operate backend Go services and smart contracts that mint, burn, bridge, and reconcile wrapped assets across multiple chains. Own end-to-end delivery from smart contract deployment through API design, SLOs, and production rollout. Drive asset migration pipeline improvements, run on-call operations, build observability and runbooks, and mentor junior engineers.

Lead design and evolution of SentiLink's data platform for fraud detection. Architect scalable batch and streaming pipelines, improve reliability, performance, and observability, set engineering standards, mentor engineers, drive cross-team technical initiatives, participate in production support/on-call, and evaluate build-vs-buy and emerging technologies.

Design, scope, prototype, and deliver backend and full-stack features for the Retail Grocery platform. Make technical decisions, deploy AI-native experiences, engage directly with customers and iterate quickly to meet retail needs.