Top Senior Software Engineer Jobs in Portland, ME

Design and build scalable systems for Upstart Bank, translating regulatory requirements into software, improving reliability, and ensuring audit-readiness while collaborating with multiple teams.

The Senior Full Stack Engineer will design and operate identity systems, implement AI-driven efficiencies, mentor engineers, and ensure high-quality code in an AI-first environment.

The Senior Software Engineer will develop high-performance software for executing open-source LLMs on custom hardware, focusing on optimizations and efficient libraries primarily in C++.

As a Software Engineer, AI/ML GenAI, you will design and implement AI features, manage embeddings, and optimize AI systems for production deployment while collaborating with product and design teams.

As a Software Engineer, you'll design and develop microservices using a cloud-native tech stack, with a focus on financial services and secure systems.

The Software Engineer IV will develop and maintain payer customer implementations, primarily focusing on back-end development, and mentor junior team members.

The Software Engineer will develop full-stack features using Java and Angular, build microservices, integrate APIs, and optimize system performance for the Air Force aircraft maintenance platform.

As a Senior Backend Software Engineer, you'll build and scale infrastructure for Airbnb's media platform, focusing on backend systems for media processing and serving. You'll collaborate with teams to enhance media capabilities and optimize costs, while mentoring others.

As a Principal Software Engineer, you will write scalable SaaS solutions, optimize performance, and address technical debt while collaborating across teams.

Design, develop, and maintain cloud-native API solutions, ensuring high code quality and collaborating with team members to improve systems and performance.

Seeking a Senior Software Engineer, Site Reliability to ensure system stability, scalability, and reliability, while optimizing AWS infrastructure using modern DevOps practices and tools like Terraform, Docker, and Kubernetes.

Responsible for leading a team to improve developer productivity, managing projects, and ensuring high-quality code delivery while collaborating across teams.

Develop and maintain scalable, fault-tolerant components for YB Anywhere to automate deployment and management of YugabyteDB across cloud and on-prem environments. Collaborate with product, frontend, QA, and DevOps teams, perform code reviews, mentor engineers, and improve operational workflows and performance.

Responsible for designing and implementing authentication features in Go and TypeScript, enhancing Auth architecture, and collaborating with teams to improve user experience.

The role focuses on implementing "Observability-as-Code" strategies, integrating automated incident response, and maintaining technical documentation while utilizing various cloud-native tools.

In this role, you will architect the 'Observability-as-Code' strategy, manage Grafana and Splunk for system health, integrate automated incident response, and create technical documentation.

As a Senior Software Engineer in ZT1, you will lead backend system development, manage projects, and influence product direction in a fast-paced, AI-centric environment.

As a Senior Software Engineer on Core Pricing, you'll design and implement scalable services for loan pricing using advanced AI, collaborating with cross-functional teams to enhance Upstart's pricing systems.

As a Senior Full-Stack Engineer, you will design and deploy solutions for state governments, ensuring high standards of security and privacy while leading cross-functional teams.

Lead and execute Growth engineering work to drive acquisition, activation, and retention. Build experimentation systems, collaborate cross-functionally, analyze user data to inform product decisions, mentor engineers, balance technical debt and feature development, and foster a culture of ownership and continuous improvement.

The Software Engineer will develop complex Java solutions, collaborate with teams, and tackle challenging problems while ensuring high-quality products.

This role involves system analysis, development of LIMS software, debugging, and maintaining software specifications in collaboration with cross-functional teams in the healthcare industry.

Develop crafted, intuitive interfaces, improve UI/UX quality, and collaborate with product teams. Engage with customers for feedback and mentor future engineers.

The role focuses on optimizing coding practices and collaboration within the engineering team, improving internal tooling, and communicating between teams and leadership.

Develop and maintain high-quality software in Rust, contribute to blockchain architecture, implement tests, and drive innovation in a collaborative setting.