Top Software Engineer Jobs

Build and operate backend services for Mercor’s Applied AI platform, including APIs, data models, background jobs, and high-throughput pipelines. Own features from design through production, with responsibility for reliability, observability, performance, infrastructure, containerized environments, and incident response. Collaborate with product, operations, and research teams to turn ambiguous requirements into production systems.

Build and operate secure, reliable cloud infrastructure, storage systems, and data pipelines for specialized legal and privacy workloads. Translate legal, privacy, and security requirements into scalable, auditable architectures; manage chain of custody and data integrity; partner with Legal, Privacy, Security, Research, and Infrastructure teams; and deliver production systems under fixed deadlines. The role also requires advising nontechnical stakeholders and extending shared infrastructure for novel legal requests.

Own and improve billing APIs and full-stack Elastic Cloud console features. Lead projects from design through delivery, contribute to API architecture, improve observability and reliability, review code, mentor engineers, collaborate cross-functionally, and participate in on-call rotations. The role requires building scalable customer-facing systems across cloud infrastructure and supporting SaaS billing experiences in a distributed environment.

Own and improve global billing data pipelines and backend services using Python and PostgreSQL. Design reliable, scalable systems for usage ingestion, transformation, reconciliation, invoicing, and revenue records. Lead projects, optimize database performance, improve monitoring and incident response, participate in reviews and on-call rotations, mentor engineers, and help shape technical priorities. Collaborate with Product, SRE, and Cloud Infrastructure teams in a distributed environment.

Develop and maintain software upgrades for the U.S. Navy’s Aegis Weapons System within a collaborative Agile team. Responsibilities span the software development lifecycle, including design, integration, testing, maintenance, process compliance, and technical reviews. The role requires experience with Java, C++, or Python; Linux/UNIX environments; object-oriented design; UML; automated testing; and real-time, mission-critical systems. A Secret clearance and U.S. citizenship are required.

Develop, maintain, and upgrade software for the U.S. Navy’s Aegis Weapons System within an agile team. Participate in the full software development lifecycle, process reviews, system integration, testing, and support activities. Apply Java, C++, or Python; object-oriented design; Linux/UNIX environments; UML; IDEs; automated testing; and real-time, mission-critical software analysis.

Develops and sustains software for the U.S. Navy’s Aegis Weapons System. Responsibilities include software maintenance, upgrades, full software development lifecycle activities, agile collaboration, process reviews, object-oriented design, real-time systems, system integration, automated testing, and development in Java, C++, or Python across Linux and UNIX environments.

Develops, maintains, and upgrades real-time tactical software for the U.S. Navy’s Aegis Weapons System. Works on an agile team across the software development lifecycle, including process reviews, system integration, problem analysis, testing, and support for mission-critical defense systems. The role requires expertise in Java, C++, or Python; object-oriented design; Linux/UNIX environments; IDEs; UML; and automated testing.

Develops, maintains, and upgrades real-time tactical software for the U.S. Navy’s Aegis Weapons System. Works on an agile team throughout the software development lifecycle, including design, integration, testing, maintenance, upgrades, process reviews, and support for mission-critical defense systems. Uses Java, C++, or Python in Linux and UNIX environments, with object-oriented design, automated testing, UML, and software integration practices.

Develop and sustain software for the U.S. Navy’s Aegis Weapons System using agile methods. Responsibilities include software lifecycle activities, maintenance and upgrades, object-oriented design, integration, testing, analysis, and process reviews for real-time tactical systems in Linux and UNIX environments.

Design, develop, test, troubleshoot, document, and deploy enterprise MuleSoft integrations, APIs, and connectors using Anypoint Platform and CloudHub. Optimize scalability, reliability, and performance; collaborate on integration testing and code reviews; integrate ERP, CRM, database, cloud, and third-party systems; and provide technical guidance to junior developers.

Build and evolve a large real estate marketplace using React, TypeScript, Node.js, Kotlin, GraphQL, AWS, and Kubernetes. Own complex features end to end, including architecture, development, testing, deployment, and production support. Troubleshoot distributed systems, contribute to design decisions and code reviews, mentor engineers, and collaborate with product, UX, and data teams. Engineers may also develop AI-enabled features using LLMs and related technologies.

Lead architecture and technical strategy for a fullstack digital pathology platform. Design and deliver complex cross-team initiatives, write production code, uphold engineering standards, and improve testing, observability, security, and performance. Collaborate with product, design, machine learning, infrastructure, QA, and regulatory teams in a medical device environment. Mentor engineers, influence technical decisions, and communicate with customers and nontechnical stakeholders.

Build and maintain high-scale email delivery infrastructure, personalized messaging systems, subscription REST APIs, preference-management web pages, customer email-domain dashboards, and reporting data systems. Improve performance, resilience, and scalability; develop features; contribute to architectural decisions; and provide technical guidance within a collaborative engineering team.

Build and maintain high-scale email delivery infrastructure, personalized messaging systems, subscription REST APIs, preference-management web pages, and customer email-domain dashboards. Develop new features, improve performance and resilience, and contribute to architectural decisions for systems delivering billions of emails monthly. Provide technical guidance, collaborate with teammates, and solve complex engineering challenges involving scalability and reliability.

Build and maintain high-scale email infrastructure delivering billions of personalized emails, subscription APIs, preference-management pages, reporting systems, and customer-domain dashboards. Develop features, improve performance and resilience, and guide architectural decisions. The role requires full-stack development, technical leadership, strong knowledge of algorithms and data structures, effective communication, and collaborative teamwork.

Build and maintain highly scalable email infrastructure delivering billions of personalized emails monthly. Develop features, REST APIs, preference-management pages, reporting systems, and dashboards. Improve performance and resilience, architect critical components, and provide technical guidance. Collaborate with engineers on design, implementation, and agile delivery while supporting large-scale systems.

Build and maintain full-stack software, cloud infrastructure, telemetry and data pipelines for grid-scale battery systems. Calculate battery performance metrics, connect manufacturing databases and physical devices, manage Azure resources with Infrastructure as Code, maintain CI/CD, improve observability, and resolve production issues. Collaborate with engineering, manufacturing, and product teams to deliver reliable, scalable systems for field deployments and factory production.

Designs, develops, integrates, tests, troubleshoots, and sustains complex software systems. Analyzes requirements, develops scalable solutions, manages database interactions, supports AWS cloud security and Terraform infrastructure, and contributes to CI/CD pipelines. Collaborates across engineering teams in Agile/Scrum environments, maintains documentation and configuration control, performs quality and integration activities, and leads small technical efforts.

Designs, develops, integrates, tests, deploys, and sustains scalable cloud software for distributed, mission-critical applications processing large datasets. Responsibilities include object-oriented design, NoSQL and massively parallel architectures, CI/CD, performance tuning, troubleshooting, technical documentation, and secure production deployment. The role collaborates with engineering, data science, product, and mission stakeholders while providing technical leadership and improving development, testing, and architecture practices.

Develop and maintain Java software applications in an Agile environment. Responsibilities include requirements analysis, algorithm design, implementation, testing, quality reviews, installation, integration, troubleshooting, operational validation, documentation, and collaboration with customers and technical stakeholders. The role supports mission-critical systems subject to timing, resource, interface, and performance constraints.

Lead the architectural evolution of an on-premises network security management appliance and its cloud integration. Modernize a large Java/WildFly monolith, optimize databases and concurrent distributed services, build React and TypeScript interfaces, and develop Go, Node.js, and Python AWS microservices. Drive resilience, testing, AI-augmented development, technical direction, architectural reviews, cross-functional collaboration, and engineering mentorship.

Lead architectural evolution of a Java-based on-premises network security management appliance and its AWS cloud platform. Modernize legacy systems, optimize high-concurrency services and databases, build React and TypeScript interfaces, develop Go and Node.js microservices, and maintain REST and SOAP APIs. The role also drives resilience, testing, debugging, AI-assisted development practices, technical direction, cross-team collaboration, and mentoring.

Build, test, deploy, and maintain software products within an Agile/SAFe team. Responsibilities include architecture, implementation, testing, user-story refinement, operational support, and continuous improvement. The role uses C#/.NET and/or JavaScript/TypeScript, React, SQL, Git, AI development tools, cloud services, automated testing, CI/CD, and modern web-service patterns.

Leads the design, development, deployment, and support of Python-based investment modeling services and dashboard applications across the full stack. Sets technical direction for Python and dashboard technologies, provides architectural guidance, integrates AI capabilities, mentors engineers, partners with investment and business teams, and supports production systems. The role requires frontend, backend, data, cloud, DevOps, and database expertise, plus strong communication and experience in financial services or asset management.