Top Remote Software Engineer Jobs in Portland, ME

Lead design and implementation of iOS applications, mentor engineers, coordinate with vendors and operations, ensure delivery within scope/time/budget, and apply modern iOS practices (testing, CI/CD, analytics, async concurrency) to maintain high-quality production apps.

Build scalable, secure, high-performance applications for clients, clinicians, and internal users. Collaborate across Product and Clinical Operations, translate workflows into impactful features, improve architecture and system stability, and contribute to design, testing, code reviews, and technical planning. Lead cross-functional projects, mentor junior developers, and help shape innovative technology supporting mental healthcare.

Designs and executes thorough test plans across the development lifecycle, uncovers defects early, ensures functionality, reliability, performance and regulatory compliance, participates in Agile ceremonies, documents knowledge in Confluence, supports release readiness, investigates customer issues, and partners cross-functionally to improve product quality.

Design, implement, test, deploy, and operate core protocol features and Rust-based consensus clients. Own full lifecycle delivery, build conformance and adversarial tests, execute safe protocol upgrades, resolve availability/performance issues, and collaborate cross-functionally while maintaining high standards for correctness and security.

Design, build, and maintain payment integrations and a reconciliation data platform for high-volume restaurant transactions. Implement terminal-to-cloud flows, ingestion pipelines, matching engines, reporting UIs, and payment analytics. Provide technical leadership, documentation, and mentor teammates to ensure reliable settlement and reconciliation.

The Senior Front-End Engineer will develop and maintain the UI application using React and TypeScript, ensure code quality, debug issues, and collaborate with design teams.

Lead technical direction for patient-facing mobile and web products, rapidly prototype and ship features with product/design/clinical teams, mentor engineers, set architecture and development standards, and use AI tools to improve patient engagement, retention, and outcomes.

Lead development of CoLab's simulation review capabilities: ingest and process industry-standard simulation data, build high-performance visualization for large datasets, collaborate with Product and customers, and define architecture and UX for a new Simulation product area.

Design and build internal platforms, tooling, and AI-powered workflows to reduce developer friction, improve velocity, quality, and reliability. Partner with product, infra, and security to create reusable paved paths, measure impact with engineering metrics, and help define the Developer Experience practice.

Lead design and delivery of end-to-end calibration systems for perception sensors and robot kinematics. Build algorithms, fixtures, on-fixture software, data pipelines, validation, operator workflows, and fleet monitoring. Own fixture software and in-field self-check/recalibration, define downstream manufacturing requirements, and coordinate with vendors and contract manufacturers. Hire, mentor, and develop engineering talent for calibration work.

Lead development of search relevance and vector search features in Elasticsearch. Design and implement new algorithms and data structures, fix complex bugs, collaborate with a distributed team and the open-source community, and write idiomatic modern Java while improving search performance and relevance.

Design, build, test, and continuously deploy scalable infrastructure and platform tooling. Create technical specs and rollout plans, collaborate with stakeholders, mentor teammates, support services in production, and shape engineering practices across teams.

Build and operate the Data Plane Platform: design and implement scalable backend services in Go, REST APIs, and distributed systems; contribute full-stack using React and TypeScript for platform management; develop and run production cloud applications on AWS/GCP; ensure reliability through testing, CI/CD, and observability; troubleshoot across code and infrastructure and drive technical ownership.

Build and maintain scalable Golang microservices powering eligibility, billing, and client APIs. Automate operational workflows, ensure data accuracy and traceability, and deliver self-service tools for finance and operations. Collaborate with data and AI teams to apply AI for validation and anomaly detection. Support cloud deployments and integrate event-driven architectures for reliable data exchange.

Develop and maintain UI integrations using VueJS, connecting front-end interfaces with back-end systems and data sources. Build responsive, high-performance features, troubleshoot issues, and write unit and integration tests. Collaborate with cross-functional teams on product development while ensuring technical feasibility, code quality, and reliability. The role also requires maintaining existing functionality, applying current UI integration practices, and contributing independently within an Agile environment.

Design, architect, build, and scale reliable backend systems operating at Internet scale. Develop distributed, event-driven applications; design RESTful APIs and NoSQL data solutions; deploy cloud and serverless applications; containerize services; and establish CI/CD pipelines. The role emphasizes software development best practices, testing, clean architecture, reliability, scalability, and potential Open-Source Intelligence community experience.

Develop and maintain web application user interfaces using HTML, CSS, JavaScript, and modern front-end frameworks. Assist with style guides, review and debug code, and support usability, quality, and performance improvements. Collaborate with developers and designers in a fast-paced environment while gaining practical experience in UI/UX principles, responsive design, and front-end development.

Lead end-to-end design, development, and delivery of full‑stack features; drive architecture and code reviews; coordinate engineering work, write design docs and tests, and participate in Agile ceremonies. Must have blockchain/crypto experience.

Develop distributed, production-grade microservice systems and scalable data-processing infrastructure on Linux. Lead service mesh, contract-first API, gRPC, and Protocol Buffers initiatives; design fault-tolerant architectures and observability systems; operate containerized distributed platforms; and mentor junior and mid-level engineers. The role also emphasizes AI-assisted development, technical communication, and documentation, with preferred experience in industrial automation, monorepos, real-time processing, edge computing, and infrastructure as code.

Join the Consumer Technology team to develop, maintain, and troubleshoot applications and test tools. Perform routine automation, white-box testing, code reviews, monitor automated processes, estimate tasks, communicate with product owners and users, and recommend improvements. Assist in training others and follow departmental methodologies.

As a Software Engineer in Data Infrastructure, you will build and maintain high-performance data storage systems for AI training, collaborate with experts, and optimize data processing.

Develop and maintain ClickHouse Cloud interfaces and dashboards, collaborating with multi-disciplinary teams to enhance user experience and system reliability.

Develop core backend components for a blockchain network, focusing on networking, reliability, scalability, and high-quality software practices.

Design and develop full-stack applications for controlling autonomous construction robots, including backend services and front-end interfaces. Collaborate in rapid deployment cycles.

The Software Engineer will manage data collection, operate cloud infrastructure, and collaborate with scientists to enhance AI models at Speechify.