Top Software Engineer Jobs

Build and enhance highly available, distributed Java backend systems for Mastercard’s account updater platform. Design scalable services, translate requirements into software, create automated tests, optimize performance, troubleshoot production issues, and apply secure coding practices. Contribute to architecture, code reviews, Agile ceremonies, monitoring, observability, and operational readiness while mentoring junior engineers and collaborating cross-functionally.

Design, architect, build, and deliver core identity and access management services for MongoDB Atlas. Lead complex technical projects from specification through delivery, improve engineering practices and code quality, define priorities, and mentor team members. The role focuses on authentication, authorization, backend systems, and secure customer-facing IAM features while supporting FedRAMP requirements.

Lead software engineering for the Patient Onboarding team, building and improving registration, insurance verification, and care-access workflows. Write full-stack production code, lead complex cross-team initiatives, shape technical direction, improve engineering foundations, and support modern AI-enabled development practices. Collaborate with Product, Design, Analytics, and Engineering to improve patient conversion and system reliability.

Unpaid software engineering internship focusing on full-stack web development with TypeScript, Next.js/React and Node/Express. Work on front- and back-end features, responsive UI with Tailwind, animations with Framer Motion, PostgreSQL and MongoDB integration, REST APIs, microservice-based architecture, code reviews, debugging, and product planning in a remote-first startup.

Senior Software Engineer for the Orders team, developing and supporting scalable systems powering a ticket marketplace. Responsibilities include designing backend and web solutions, improving system architecture, conducting experiments, collaborating cross-functionally, maintaining software development best practices, using observability tools, and mentoring engineers through pairing, code reviews, and technical presentations.

Designs, develops, tests, deploys, and supports enterprise integrations using MuleSoft Anypoint Platform. Builds REST and SOAP APIs, DataWeave transformations, CI/CD pipelines, and MUnit tests; deploys through CloudHub or Runtime Fabric. Applies API governance, security, monitoring, and performance-tuning practices while supporting production incidents and root-cause analysis. Leads and mentors developers, enforces standards, coordinates integration delivery, and serves as a technical liaison for business and enterprise integration teams.

Develops and maintains production software features, owns end-to-end implementation and production incident resolution, contributes to system design, enforces coding and testing standards, maintains CI/CD pipelines, conducts code reviews, and collaborates with product and stakeholders.

Build and scale reusable React and TypeScript UI components, design-system foundations, accessibility patterns, tooling, and frontend infrastructure. Lead architecture discussions, define component APIs, improve Storybook and testing workflows, drive adoption through documentation and migration guidance, and partner with design, accessibility, platform, and application teams. Mentor engineers, influence frontend standards, and solve ambiguous technical challenges while balancing scalability and maintainability.

Join as the founding full-stack engineer to extend a TypeScript React/Next.js prototype, design product features, integrate AI/OCR, write tests and infrastructure, talk to users, and iterate quickly to drive growth.

Design and build scalable media platform systems for uploading, processing, managing, and serving image, video, and audio assets. Own complex backend projects, develop reliable distributed systems and REST APIs, integrate cloud services and GenAI technologies, collaborate across engineering teams, mentor teammates, and participate in production on-call rotations.

Lead hands-on storage software engineering for large-scale GPU clusters. Contribute to open-source parallel and distributed file systems, write and review production code, troubleshoot I/O, metadata, corruption, and recovery issues, validate performance and durability through scale testing, and establish configuration and operational standards. Collaborate with AI, SRE, networking, security, cloud, and storage teams while supporting high-performance storage across cloud, neocloud, and on-premises environments.

Lead technical strategy and development for autonomous vehicle localization, navigation, sensor fusion, pose estimation, visual and lidar odometry, and calibration systems. Build high-reliability C++ software, define evaluation metrics, optimize sensor performance, resolve complex localization issues, and mentor engineers while setting technical direction across the organization.

Develop full-stack, customer-facing features for Redfin’s high-traffic home search and home details experiences. Build React interfaces, Java/Spring/Hibernate services, relational database applications, data ingestion pipelines, and scalable data services. Collaborate with teammates, automate manual processes, improve user experiences, contribute to technical and project leadership, and participate in on-call support for production systems.

Lead architecture and implementation of complex full-stack features for a live-events platform. Drive scalable, reliable, and high-performing systems; contribute across frontend, backend, databases, and infrastructure; build data-driven tools; mentor engineers; and collaborate on technical decisions and product experimentation.

Develop and maintain scalable, resilient web applications using React, Java, and PostgreSQL. Lead significant engineering projects, balance infrastructure investments with pragmatic solutions, collaborate with technical and non-technical stakeholders, mentor engineers, and support reliable production systems through possible on-call participation.

Lead the design and delivery of next-generation frontend technology at Datadog. Responsibilities include coaching engineers, leading major product and website redesigns, owning core customer experiences, coordinating cross-team technical initiatives, and developing high-complexity, high-performance interactive browser applications. The role requires strong UI/UX judgment, experimentation expertise, architectural leadership, and deep React experience.

Design, build, and operate scalable Java backend services (microservices/REST) for Expedia's air supply platform. Own end-to-end lifecycle including design, testing, deployment, monitoring, incident response, and performance optimization. Collaborate with product, design, and partners and apply data-driven and AI/ML approaches to improve reliability and user outcomes.

Leads the design, development, testing, deployment, and production support of Java and Python microservices, REST APIs, data pipelines, and Snowflake solutions supporting investment portfolio technology. Owns architecture, operational resilience, observability, security, controls, incident response, and delivery across multiple teams. Partners with product, business, operations, risk, and governance stakeholders while promoting strong engineering standards and responsible AI-assisted development practices.

Designs, develops, tests, troubleshoots, and implements complex Java software capabilities, including enterprise APIs, REST services, and microservices. Integrates AI coding agents for feature development, refactoring, testing, and code review across complex repositories. Provides technical leadership, mentorship, and team guidance while working collaboratively in an agile, hybrid environment.

Architect, build, and operate secure, scalable data platform capabilities covering ingestion, transformation, orchestration, metadata, lineage, and data quality. Lead complex initiatives from architecture through production, establish reliability and engineering standards, automate deployment and onboarding, and drive operational excellence. Partner with security, risk, controls, and business teams on governance and regulatory requirements while mentoring engineers and influencing technical direction across teams.

Design, prototype, develop, document, test, and debug software solutions for semiconductor equipment components and devices. Troubleshoot software issues, communicate with internal customers to understand requirements, and contribute to innovative software solutions involving machine learning and AI. This full-time role begins in Summer 2027 and includes approximately 10% travel.

Design, develop, and optimize scalable backend services, APIs, middleware, and core platform components. Build hospital-system integrations, improve performance for high-volume medical data, maintain monitoring and observability, and automate deployment pipelines and infrastructure. Support live customer integrations, implement enhancements, and contribute to system architecture, reliability, and cost efficiency across cloud-native, containerized environments.

Lead frontend and full-stack engineering, architect scalable features, integrate APIs and cloud services, optimize rendering and performance, establish engineering standards, conduct code reviews, and mentor developers. Collaborate with product, UX, and backend teams to deliver user-focused software while managing priorities in an ambiguous environment.

Build and maintain scalable backend services, RESTful and GraphQL APIs, database schemas, and cloud infrastructure. Own architecture decisions, optimize performance and reliability, improve CI/CD practices, collaborate across product and engineering teams, lead architecture sessions, review code, and mentor junior developers.

Senior Software Engineer role at Atlassian with flexible work options across countries where the company has legal entities. The provided description contains no specific engineering responsibilities or qualifications. Compensation includes a U.S. base salary range of $149,400 to $235,000, varying by geographic zone, plus potential benefits, bonuses, commissions, and equity.