Top Remote Senior Level Front-End Developer Jobs in Portland, OR

The Senior Fullstack Engineer at Arkestro will design and build product solutions, collaborate with a diverse team, ensure technical feasibility of designs, and enhance development processes to impact customer experiences positively while participating in on-call rotations.

As a Senior Backend Engineer, you will develop and maintain scalable backend services for fraud detection solutions, collaborate with teams to create efficient APIs, ensure system performance, and drive best practices in backend architecture.

As a Senior Protocol Engineer, you will develop fault proofs for OP Stack chains, lead features from design to implementation, implement protocol upgrades, and support core development teams in contributing to OP Stack. Collaboration with the OP Labs Interop pod is key, focusing on improving Ethereum's performance and scalability.

The Senior Software Engineer at Sabre will focus on developing and supporting the SynXis Central Reservation System, ensuring quality, performance, and scalability of systems. The role involves mentoring new engineers, conducting technical training, diagnosing and resolving system issues, and contributing to architectural governance and documentation.

As a Senior Software Engineer on the Marketing team, you'll develop and optimize web and mobile experiences, manage data systems, and collaborate with cross-functional teams to enhance user engagement and retention. You'll have the opportunity to lead initiatives in marketing and analytics integrations, and improve developer tooling to drive business outcomes.

As a Senior Software Engineer at Monad Labs, you will research and design core improvements to the consensus mechanism and distributed algorithms of the blockchain. Your responsibilities include building performant system components from scratch and conducting experiments to optimize these systems. You will work on complex problems in a small, collaborative team environment.

The Senior Software Developer at theScore will work with a talented team to develop, scale, and optimize APIs using Elixir, Ruby on Rails, and modern JavaScript technologies. Responsibilities include collaborating in an agile environment, enhancing backend services, and contributing to clean code and architecture. The role requires a strong foundation in software design and database management, with opportunities to learn about large distributed systems and cloud environments.