Top Software Engineer Jobs in Portland, ME

Build and maintain an internal application framework with authentication, hosting, CI/CD, observability, and alerting defaults. Develop custom tools such as Slack bots, web applications, and workflows for business teams. Evaluate build-versus-buy decisions, integrate SaaS products and APIs, and own projects from scoping through adoption. Partner with engineering and non-engineering stakeholders while applying AI-assisted development and automation.

Own the design, implementation, scalability, security, compliance, and reliability of frontend and backend systems supporting Frontier products and patients. Lead complex feature development, mentor engineers, conduct code reviews, reduce technical debt, and ensure logging, monitoring, and auditability. Participate in primary on-call rotations, investigate and resolve production incidents, and coordinate with compliance and leadership. Collaborate with product, operations, and compliance stakeholders while approving changes involving PHI, authentication, permissions, and data models.

Early-career Software Engineer developing and maintaining Windows desktop fluid-flow simulation applications. Responsibilities span user interfaces, application logic, data models, integrations, testing, debugging, build automation, CI/CD, and modernization. The role involves collaboration with engineering, QA, product, and domain experts while contributing clean, maintainable code and participating in reviews, bug triage, and build pipeline rotations.

Provides technical leadership for architecture and evolution of large-scale distributed data platforms supporting Azure network telemetry. Designs streaming and batch systems, establishes reusable engineering patterns, drives cross-team technical strategy, and owns capabilities from design through production operations. Ensures scalability, reliability, security, performance, data quality, and operational excellence while mentoring engineers and influencing technical leaders. The role also involves architectural reviews, dependency management, risk reduction, and applying AI or machine learning approaches to operational systems.

Design and operate production infrastructure for AI agent systems, including high-performance Rust services for model inference, orchestration, and execution. Build scalable distributed systems, MLOps capabilities, observability, guardrails, and failure recovery for millions of users. Optimize latency, throughput, reliability, and cost while partnering with agent systems and infrastructure teams to harden experimental prototypes for production.

Build scalable web applications, APIs, data pipelines, and data integrations for a cybersecurity platform. Responsibilities include architecting software for high-volume data environments, designing algorithms and data structures, optimizing storage and performance, maintaining coding standards, supporting analytics data systems, and collaborating across technical and non-technical teams throughout the product lifecycle.

Build and scale a fintech risk and compliance platform as the second engineer. Responsibilities include developing full-stack features, owning product areas end to end, improving reliability and performance, collaborating with customers, participating in architecture and code reviews, and establishing engineering best practices. The role requires independent feature delivery, strong full-stack fundamentals, production experience, sound technical judgment, clear asynchronous communication, and willingness to learn compliance and AI domains.

Designs and extends Salesforce Health Cloud solutions, including custom Apex, Visualforce, Lightning Web Components, data models, integrations, and deployments. Collaborates with stakeholders and QA to deliver scalable solutions, troubleshoot defects, and support clients. Debugs JavaScript and Node.js services, web and mobile applications, and cross-stack issues involving AWS and containerized environments. Ensures relevant HL7 and HIPAA compliance while coordinating with engineering, product, DevOps, and India-based support teams.

Build responsive Bubble.io applications for startup clients, collaborate with product managers and designers, refine requirements, test tools and assumptions, communicate with clients weekly, and contribute reusable components and tutorials to the internal library. The role offers autonomy, client exposure, and opportunities to advance into technical leadership or product management.

Develop and support Salesforce Service Cloud and enterprise integrations using Apex, LWC, Flows, APIs, and platform events. Lead complex technical implementations, testing, deployments, production issue resolution, and SDLC activities in an Agile environment. Collaborate with cross-functional stakeholders, ensure Salesforce best practices and security, mentor junior developers, document standards, and improve operational efficiency through automation and AI-enabled capabilities.

Leads architecture, development, and deployment of scalable cloud-native backend platforms integrating AI, LLMs, agentic workflows, and Salesforce. Designs distributed services, APIs, data migration pipelines, and enterprise integrations while driving observability, resilience, security, and performance. Provides technical leadership, mentors engineers, influences architecture, and collaborates with product, business, and AI/ML teams to deliver highly available enterprise systems.

Leads the design, implementation, integration, and optimization of global enterprise Finance solutions. Responsibilities include ERP solution leadership, Finance process transformation, system integration, data migration, reconciliation, testing, quality governance, deployment readiness, and post-production stabilization. The role also identifies AI automation opportunities and develops governed AI-enabled solutions across ERP, data, API, and workflow platforms while advising Finance, Product, Architecture, and Engineering stakeholders.

Lead full-stack development for Huntress’s SOC platform, building analyst-facing investigation, triage, remediation, queueing, and customer reporting experiences. Shape architecture, data models, interfaces, security practices, reliability, observability, and testing while mentoring engineers and partnering with Product, UX, and SOC stakeholders. The role emphasizes Ruby on Rails, modern frontend development, cloud infrastructure, relational databases, and technical leadership across complex cybersecurity software products.

Design, develop, deploy, and operate cloud-scale Azure regional networking infrastructure spanning router hardware, operating systems, optical transceivers, and distributed orchestration systems. Lead architecture and cross-team technical initiatives, write maintainable code, improve reliability, observability, performance, and automation, apply AI-driven engineering practices, and mentor engineers while collaborating with hardware, supply chain, datacenter operations, research, vendors, and senior leaders.

Build and maintain a full-stack sewer inspection analysis platform using React, TypeScript, Node.js, PostgreSQL/PostGIS, AWS, computer vision, geospatial analysis, and Temporal.io. Responsibilities include developing interactive dashboards, scalable APIs, video-processing workflows, mapping and risk-assessment tools, microservices, cloud infrastructure, and automated testing and deployment pipelines.

Build and maintain Life360’s iOS advertising SDK, mediation and header-bidding integrations, ad formats, privacy and consent flows, instrumentation, and experimentation systems. Improve ad quality, performance, and reliability at large scale while collaborating with ad operations, data, product, and external partners. Use AI-native workflows with agentic coding tools, contribute to architecture and incident response, and mentor teammates.

Lead technical strategy and architecture for Nextdoor’s monetization platform, building scalable, reliable, secure systems for advertising and subscription products. Partner with Product, ML, Data Science, and Engineering teams to deliver complex initiatives. Improve engineering standards, observability, release safety, and developer productivity while remaining hands-on in implementation, debugging, launches, and production operations. Mentor senior engineers and develop technical leaders.

Leads technical vision and roadmap for Freenome’s cloud platform, designs and operates scalable Kubernetes-based systems, and drives cross-team initiatives. The role troubleshoots complex platform issues, improves reliability and cloud-cost efficiency, supports AI adoption, and builds secure infrastructure for AI and data workflows. It also mentors engineers, partners with scientific and technical teams, and remains hands-on with architecture, coding, design reviews, and operations.

Design, build, and operate MongoDB Atlas features and distributed backend systems, with a focus on encryption, compliance, customer-managed keys, and cloud security across AWS, Azure, and GCP. Lead complex technical projects and fleet-wide production rollouts, collaborate with product, design, customers, and support teams, mentor engineers, resolve production issues, and participate in on-call support.

Lead the technical direction of backend systems for a cybersecurity assessment platform. Design and build scalable services, APIs, data models, and event-driven workflows; make architecture and reliability decisions; write production code; improve observability and safe deployment practices; lead cross-team initiatives; mentor engineers; contribute to hiring; and translate customer and product goals into technical strategy.

Own backend payment, wallet, ledger, reconciliation, fraud, and risk services handling real-money transactions. Design double-entry accounting systems, integrate payment processors and KYC/AML vendors, ensure exact-once posting and auditability, and support finance reporting through Snowflake and dbt. Partner with Finance, Compliance, and Trust & Safety while participating in on-call coverage for high-volume sports events.

Build infrastructure for AI-driven software development, including cloud coding environments, autonomous coding agents, SRE integrations, and reusable agent platforms. Own developer environments, agent integrations, security guardrails, observability, evaluation, and feedback loops. The role requires deep infrastructure experience across AWS, containers, infrastructure as code, CI/CD, and TypeScript/Node.js, plus hands-on use and orchestration of AI coding agents.

Develop and support data services, REST APIs, integrations, and scalable cloud-based applications. Responsibilities include modularizing application services, implementing backlog features, configuring client data services, validating data and software integrity, and supporting integration projects from scoping through deployment. The role collaborates closely with consulting teams, clients, and internal stakeholders while applying Ruby on Rails, Java, MySQL, and modern web technologies.

Provides technical leadership for enterprise-scale software supporting healthcare revenue cycle operations. Designs scalable applications, APIs, microservices, integrations, cloud-native solutions, and healthcare interoperability workflows using HL7, FHIR, and EDI/X12. Leads architecture, automation, security, performance, code reviews, troubleshooting, modernization, and technical strategy while collaborating with product, operations, analytics, infrastructure, and engineering teams.

Leads QA strategy and technical execution for healthcare SaaS applications. Designs automated testing frameworks and suites for web, API, and cloud systems; integrates testing into CI/CD pipelines; monitors quality metrics; and drives process improvements. Ensures compliance with HIPAA, HL7, and FHIR while validating interoperability and data integrity. Mentors QA engineers, leads agile quality initiatives, collaborates cross-functionally, and supports secure, reliable software delivery.