Lead Software Engineer – Hardware, 3rd Party Integrations

Alertus Technologies

Lead Software Engineer building critical backend systems for emergency communication technology. Working at Alertus to bridge cloud services and physical hardware for public safety.

Posted 4/24/2026full-timeBaltimore • Maryland • 🇺🇸 United StatesSenior💰 $120,000 - $170,000 per yearWebsite

Tech Stack

Tools & technologies

CloudDistributed SystemsIoTKafkaMicroservicesNode.jsNoSQLPostgresRabbitMQRedis

About the role

Key responsibilities & impact

Design and maintain backend systems capable of managing and communicating with hundreds of thousands of concurrent IoT devices.
Design and maintain high-throughput backend systems that ensure emergency notifications are delivered across SIP, Multicast, and Desktop Agents and **MQTT-based** device networks without fail.
Lead the integration of our cloud-based SaaS platform with remote physical hardware to trigger real-time emergency responses.
Act as a technical mentor and example to the team, establishing best practices for NodeJS development, API design, and asynchronous communication.
Implement advanced monitoring and alerting frameworks to proactively identify and resolve bottlenecks in the code and in the delivery pipeline.
Refine and evolve communication protocols for audio and video streaming to ensure low latency and high fidelity in diverse network environments.

Requirements

What you’ll need

Deep expertise in building, scaling, and maintaining production-grade NodeJS applications in a microservices environment.
Proven experience designing complex SaaS solutions with a focus on distributed systems and high-availability architecture.
Significant experience with relational (e.g., PostgreSQL) and non-relational (e.g., Redis, NoSQL) databases. You should be proficient in schema design, query optimization, and managing data integrity for high-concurrency, time-sensitive applications.
Practical knowledge of SIP for audio, Multicast, and web-based communication protocols.
A track record of managing high-throughput data delivery and meeting strict reliability SLAs.
Strong command of asynchronous messaging patterns (e.g., RabbitMQ, Kafka) and robust API integration strategies.
Demonstrated ability to guide a team through complex technical hurdles while maintaining a focus on impact and delivery.
Ability to travel on occasion.

Benefits

Comp & perks

Unlimited Paid Time Off
Paid Holidays
401(k) Retirement Plan
Medical, Dental, and Vision Plans
Short-term Disability, Accident, Hospital, and Cancer Insurance
Live Near Your Work HomeBuying Incentive
Employee Referral Bonuses
Flex Scheduling

ATS Keywords

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Hard Skills & Tools

NodeJSSaaSmicroservicesPostgreSQLRedisNoSQLSIPMulticastRabbitMQKafka

Soft Skills

technical mentoringbest practicesteam guidanceproblem-solvingcommunication