Top Software Engineer Jobs in Portland, ME

As a Software Engineer, you'll design, build, and maintain IAM solutions, ensuring security and reliability while working with cloud computing standards.

As a Fullstack Software Engineer, you'll design, develop, and maintain scalable frontend and backend systems while collaborating across teams.

As a Senior Infrastructure Engineer, you'll build scalable systems for a next-generation search platform, ensuring data integrity and user experience while collaborating with cross-functional teams.

As a Billing & Analytics Software Engineer, you'll design and maintain the billing pipeline, integrate billing systems, and develop customer-facing analytics dashboards to support revenue recognition and operational observability.

Design, implement, and operate large-scale distributed storage systems ensuring data durability, availability, and performance. Build and maintain replication, erasure coding, and lifecycle systems; write high-quality Go/Rust/C++ code; participate in on-call rotations; troubleshoot production incidents; collaborate with networking, hardware, and capacity teams; lead scoped projects and drive infrastructure evolution.

Build, operate, and scale backend systems for card issuing and transaction processing. Break down projects, collaborate with product and cross-functional teams, write tested extensible code, support monitoring and on-call operations, and participate in team growth activities including interviews.

Build and own Eve's marketing site and GTM engineering stack: integrate and optimize external tools, design AI agents for sales and marketing, implement webhooks and middleware to sync product/CRM data, and create programmatic campaigns and internal tools in partnership with Marketing, Sales, RevOps, and Product to drive growth and automation.

The Software Engineer will enhance backend data systems for marketing, collaborating with teams to ensure reliability and observability while scaling data platforms.

As a Software Engineer Intern, you will assist in developing features for a climate adaptation software, collaborating with teams and learning modern engineering practices.

The Software Engineer, Production Support will debug product issues, provide fixes, improve system reliability, and support the support team while addressing customer feedback and enhancing debugging workflows.

As a backend engineer, you will enhance data collection systems to ensure reliability and scalability, working closely with engineering and mission teams.

Develop and enhance infrastructure using Rust and C++, ensuring high-performance applications with a focus on memory safety and concurrency.

As a Software Engineer II, you'll design and build backend services for a unified communications platform, collaborate with multiple teams, and manage medium-sized projects independently.

The Staff Software Engineer will design and implement solutions for the Websites product, collaborate across teams, and innovate on a scalable web platform for restaurants.

Design and build scalable, audit-ready backend and full-stack systems for Upstart Bank. Own technical design and delivery of medium-to-large projects, improve reliability, observability, and data consistency, and partner with product, compliance, and operations to deliver regulated fintech solutions.

Senior fullstack engineer to build and scale Brigit's consumer finance platform. Own end-to-end features across frontend (React/React Native/TypeScript) and backend (Java/REST/SQL), optimize database and APIs for high scale, integrate 3rd-party services, implement risk and transaction algorithms, improve CI/CD, testing, monitoring, and internal tooling to support millions of users.

Build and maintain core libraries and developer tooling used across the company. Lead complex projects, design and develop backend APIs and AI-assisted developer features, manage platform components (service templates, LaunchDarkly), troubleshoot production issues, conduct code reviews, influence architecture, and mentor engineers to improve developer productivity.

Design, build, and maintain cloud infrastructure software (primarily in Go) to manage VMs across global data centers. Collaborate on product requirements, participate in code reviews, optimize performance and reliability, contribute to architecture decisions, and stay current with industry trends.

Design, build, and operate scalable, distributed event-driven systems that automate accounting close and capital risk workflows. Process high-volume financial events into reliable outcomes, lead multi-quarter engineering initiatives, improve reliability and maintainability, and partner with product, analytics, and finance teams.

Lead systems engineering for Hivemind-based autonomy products: define and manage requirements, develop system architectures and trade studies, coordinate hardware/software interfaces, support integration/verification/validation and testing, and identify and mitigate technical risks across the system lifecycle.

Design and implement full‑stack, low‑latency web-based Ground Control Station and C2 systems (map-centric UIs, real-time telemetry, video streaming), lead architecture and APIs, mentor engineers, support field tests and mission deployments, and ensure interoperability with C2 standards.

Lead design and prototyping of generative AI experiences for autonomy development; drive UX for Hivemind products; perform user research, collaborate with CTO and product leads, and deliver reference implementations and integrations across full-stack web and edge systems.

Develop, integrate, and test high-quality embedded C/C++ avionics software for X-BAT UAVs, interfacing with sensors, firmware, autonomy systems, and GCS; design CI/HIL test systems, produce documentation, and collaborate across cross-functional teams.

Lead design and prototype of generative AI experiences to accelerate autonomy development; drive UX for Hivemind Generative AI; collaborate with CTO and Hivemind product leads; conduct user research and competitive analysis; build prototypes and reference implementations that integrate with web and mission-planning systems.

Design and implement high-quality C/C++ embedded avionics software for X-Bat UAVs. Lead cross-functional teams, own features from design to production, integrate firmware and autonomy systems, and develop HIL/virtualized test environments. Produce architecture and test documentation, build CI/test tools, prototype concepts, and ensure reliability, safety, and compliance for aerospace deployments.