Lead Software Engineer - Hardware/3rd Party Integrations

Alertus Technologies; Baltimore (MD); On-site; USD 120,000 - 170,000; Full time

Benefits offered by this job

Unlimited Paid Time Off

Paid Holidays

401(k) Retirement Plan

Medical, Dental, and Vision Plans

Short-term Disability, Accident, and-H

Cancer Insurance

Live Near Your Work HomeBuying Incenti

Employee Referral Bonuses

Flex Scheduling

Job summary

Alertus Technologies is seeking a Lead Software Engineer to own the final mile of our mass notification system. You will design backend services that manage hundreds of thousands of IoT devices, bridge cloud platforms with remote hardware, and ensure reliable emergency alerts across SIP, multicast, and desktop agents.

You will guide a talented team, promote best practices in API design and asynchronous messaging, and implement advanced monitoring to maintain low latency and high fidelity in

Qualifications

• Bachelor's degree in CS/CE/SE or related field.
• 8+ years of related experience.
• Experience with distributed SaaS, microservices, and high-availability architecture.

Responsibilities

• Design and maintain backend systems for hundreds of thousands of concurrent IoT devices.
• Ensure high-throughput delivery of notifications across SIP, Multicast, Desktop Agents, and MQTT-based networks.
• Lead cloud-to-hardware integrations triggering real-time emergency responses.
• Mentor the team in Node.js development, API design, and asynchronous communication.
• Implement monitoring and alerting to identify bottlenecks in code and delivery pipelines.
• Refine communication protocols for low-latency, high-fidelity audio/video in diverse networks.

Skills

Node.js

Distributed systems

High-availability

Asynchronous messaging

Education

Bachelor’s Degree in CS/CE/SE or related field

8+ years of related experience

Tools

PostgreSQL

Redis

NoSQL databases

RabbitMQ

Kafka

SIP

MQTT

Job description

Company Description

At Alertus, protecting people from harm is our mission and our passion. As the leader in mass notification, we are committed to providing customizable, scalable, and cost-effective solutions, as we know even a few seconds of warning can help save lives during an emergency.

Our employees are integral to the company’s success and impact countless people's lives, safety, and well-being. We aim for a positive, collaborative environment that allows employees to work across departments easily and effectively.

Job Description

In a crisis, information is the most valuable asset. When an emergency alert is triggered, the underlying technology must be invisible, instantaneous, and infallible. As theLead Software Engineer for hardware/3rd party integrations, you aren’t just writing code; you are building the digital nervous system that protects lives.

You will lead a high-impact team responsible for the final, critical mile of our service: the delivery of audio via SIP, multicast data streams, and real-time alerts to a massive fleet of connected devices and desktop agents. This role sits at the intersection of complex SaaS architecture and physical hardware integration. If you are a systems thinker who enjoys bridging the gap between cloud services and real-world devices, your work here will have a direct, tangible impact on public safety.

Candidates must be located within driving distance from our Baltimore HQ.

A Day in the Life:

• 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.

Required Skills & Abilities:

• Deep expertise in building, scaling, and maintaining production-grade Node.js 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.

Desired Skills:

• Experience with database performance tuning at scale or managing distributed databases.


• Familiarity with physical hardware or IoT devices in a professional capacity.


• Knowledge of video communication protocols and low-latency streaming.


• Direct experience in the emergency notification, security, or mission‑critical software sectors

Education & Experience:

• Bachelor’s Degree in Computer Science, Computer Engineering, Software Engineering or related field. Equivalent experience may substitute for education.


• 8+ years of related experience

Alertus Career Advantages:

• 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

$120,000 - $170,000 a year

The referenced base salary range represents the low and high end of Alertus’ salary range for this position. Not all candidates will be eligible for the upper end of the salary range. Exact salary will depend on several factors, which may include the successful candidate's geographic location, skills, work experience, market conditions, education/training and other qualifications.

Additional Information:

Our approach to Artificial Intelligence. We value the humanelement of our hiring process. We do not use AI to screen applications or replace human judgment in our selection, and all final decisions are made by real people. We ask that you approach your application with the same spirit. The use of AI to answer interview questions during the interview or to take technical assessment tests is strictly prohibited and can result in the immediate disqualification of your candidacy. As a reminder, recording conversations is illegal in many states without dual party consent.

All applicants who wish to be employed by Alertus, regardless of work location, must be fully vaccinated or in the progress of vaccination by the first day of their employment (some exceptions may be considered if within the guidelines of the company policy). Proof of vaccination or exemption must be provided prior to their start date.

Alertus Technologies is an Equal Opportunity/Affirmative Action Employer. All applicants will be considered for employment without attention to race, color, sex, religion, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

All your information will be kept confidential according to EEO guidelines.

AT THIS TIME, ALERTUS DOES NOT PROVIDE VISA SPONSORSHIP