Top Software Engineer Jobs

Build, test, and ship production-grade full-stack software and AI-powered systems for Pfizer’s Medical Affairs portfolio. Integrate LLMs, agentic AI, and RAG pipelines; develop scalable systems from prototypes through production; optimize prompts for cost, latency, and quality; integrate enterprise platforms; and monitor AI/ML performance. Collaborate with architecture, product, UX, and data engineering teams while maintaining strong code quality, documentation, testing, and verification practices.

Lead application modernization projects for enterprise customers, migrating legacy Java applications to cloud-based architectures on MongoDB. Shape technical strategy, assess legacy systems, design Spring Boot services and APIs, transform relational data models, and establish testing, CI/CD, observability, and rollback practices. Act as a senior customer-facing technical partner, manage complex trade-offs, mentor engineers, create reusable migration playbooks, and responsibly apply GenAI to accelerate delivery.

Software Engineering Interns will contribute to Datadog’s production systems across backend, frontend, infrastructure, data engineering, and developer tooling. Responsibilities include building distributed systems, processing large-scale observability data, improving performance and reliability, delivering technical projects from design through deployment, and collaborating with mentors. Candidates should be pursuing a relevant technical degree, possess strong computer science fundamentals, know at least one programming language, and be available for a six-month internship beginning in early to mid-2027.

Own AI transformation engagements for 1–2 strategic customers, partnering with executives and technical teams to architect, build, deploy, and measure production AI solutions. Develop agents, integrations, applications, workflows, and custom scripts; define success criteria and drive adoption and ROI. Evaluate real-world deployments, provide evidence-based product feedback, create reusable assets, and advise Sales and Customer Success on account strategy.

Full-stack software engineer responsible for designing, implementing, deploying, and supporting new product features. Collaborate with product, AI engineers, and designers to improve processes and code health. Work on integrations (e.g., EHR) and multi-site experiences using TypeScript, React, and Next.js in a remote-first, fast-paced environment.

The Lead Solutions Architect will design end-to-end solutions, ensuring scalability and sustainability while working with stakeholders to align technology with business goals.

As a Forward Deployed Engineer, you will work on customer integrations with GitLab, designing and implementing solutions in complex enterprise environments while partnering with stakeholders to enhance adoption and reduce time to value.

As a Forward Deployed Engineer, you'll integrate complex SaaS solutions for clients, lead workshops, create documentation, and collaborate closely with stakeholders to deliver tailored product architecture and custom code solutions.

As a Staff Engineer for Revenue, you'll shape technical vision and architecture for billing and pricing systems, ensuring correctness while enhancing cross-team collaboration.

Join a team of engineers to work on a complex codebase while utilizing MongoDB, Node.js, and Vue.js. Responsibilities include developing and improving functionalities, collaborating within squads, and onboarding new engineers.