Senior Software Engineer, Backend

Who is Flock? Flock Safety is the leading safety technology platform, helping communities thrive by taking a proactive approach to crime prevention and security. Our hardware and software suite connects cities, law enforcement, businesses, schools, and neighborhoods in a nationwide public-private safety network. Trusted by over 5,000 communities, 4,500 law enforcement agencies, and 1,000 businesses, Flock delivers real-time intelligence while prioritizing privacy and responsible innovation. We’re a high-performance, low-ego team driven by urgency, collaboration, and bold thinking. Working at Flock means tackling big challenges, moving fast, and continuously improving. It’s intense but deeply rewarding for those who want to make an impact. With nearly $700M in venture funding and a $7.5B valuation, we’re scaling intentionally and seeking top talent to help build the impossible. If you value teamwork, ownership, and solving tough problems, Flock could be the place for you. The Opportunity We are seeking an experienced and skilled Senior Software Engineer with a deep understanding of Golang, distributed backend systems, and PostgreSQL. To be right for this role, you should be a “manager of one” who excels both individually and on a team. This role involves architecture, backend Go development, and honing the integrity and performance of a PostgreSQL database where Go services are not the only clients. And because we’re a fully remote team, you should be an excellent writer and asynchronous communicator. As a senior member of our engineering team, you will have the opportunity to build performant, reliable backend systems, contribute to architectural discussions, and deliver features that matter. The ideal candidate will have experience designing and scaling production-grade Go applications, building microservices and APIs, and tuning systems for high performance and reliability. This position is fully remote (USA only). The Skillset 3+ years of PostgreSQL experience (querying, schema design, and performance tuning) 3+ years of database architecture experience 8+ years of backend development experience, including at least 4+ years using Go in production Building scalable, high-performance Go microservices Proficiency with message queues, pub/sub systems, or event-driven architectures Deep knowledge of Go internals and concurrency patterns (goroutines, channels, sync primitives) Expertise in profiling and optimizing Go applications for latency and throughput Understanding of Go memory management, profiling, and performance optimization. Designing REST and gRPC APIs consumed by multiple clients and services Familiarity with observability tools (Prometheus, OpenTelemetry, Grafana) Experience in CI/CD pipelines, Docker, and Kubernetes Excellent written and verbal communication skills Excellent problem-solving and analytical skills Feeling uneasy that you haven’t ticked every box? That’s okay; we’ve felt that way too. Studies have shown women and minorities are less likely to apply unless they meet all qualifications. We encourage you to break the status quo and apply to roles that would make you excited to come to work every day. 90 Days at Flock We prescribe to 90-day plans and believe that good days lead to good weeks, which lead to good months. This serves as a preview of the 90-day plan you will receive if you were to be hired as a Senior Software Engineer at Flock Safety . The First 30 Days Understand team workflows and processes Meet with key stakeholders Understand Aviation products and service architecture The First 60 Days Ability to perform in role with minimal or no guidance Participate in API and service architecture reviews Contribute to platform architecture improvements and code quality initiatives 90 Days & Beyond Support platform improvements and scalability projects Lead a database and service performance optimization effort Act as a technical lead for a mid-sized Go microservice project Salary & Equity In this role, you’ll receive a starting salary between $171,000 and $190,000 as well as Flock Safety Stock Options. Base salary is determined by job-related experience, education/training, as well as market indicators. Your recruiter will discuss this in-depth with you during our first chat. The Perks Flexible PTO : We seriously mean it, plus 11 company holidays. ⚕️ Fully-paid health benefits plan for employees: including Medical, Dental, and Vision and an HSA match. Family Leave : All employees receive 12 weeks of 100% paid parental leave. Birthing parents are eligible for an additional 6-8 weeks of physical recovery time. Fertility & Family Benefits: We have partnered with Maven , a complete digital health benefit for starting and raising a family. Flock will provide a $50,000-lifetime maximum benefit related to eligible adoption, surrogacy, or fertility expenses. Spring Health: Spring Health offers a variety of mental health benefits, including therapy, coaching, medication management, and digital tools, all tailored to each individual's needs. Caregiver Support: We have partnered with Cariloop to provide our employees with caregiver support. Carta Tax Advisor: Employees receive 1:1 sessions with Equity Tax Advisors who can address individual grants, model tax scenarios, and answer general questions. ERGs: We want all employees to thrive and feel like they belong at Flock. We offer four ERGs today - Women of Flock, Flock Proud, LEOs and Melanin Motion. If you are interested in talking to a representative from one of these, please let your recruiter know. WFH Stipend: $150 per month to cover the costs of working from home. Productivity Stipend: $250 per year to use on Audible, Calm, Masterclass, Duolingo, Grammarly and so much more. Home Office Stipend: A one-time $750 to help you create your dream office. If an offer is extended and accepted, this position requires the ability to obtain and maintain Criminal Justice Information Services (CJIS) certification as a condition of employment. Applicants must meet all FBI CJIS Security Policy requirements, including a fingerprint-based background check. Flock is an equal opportunity employer. We celebrate diverse backgrounds and thoughts and welcome everyone to apply for employment with us. We are committed to fostering an environment that is inclusive, transparent, and collaborative. Mutual respect is central to how Flock operates, and we believe the best solutions come from diverse perspectives, experiences, and skills. We embrace our differences and know that we are stronger working together. If you need assistance or an accommodation due to a disability, please email us at View email address on click.appcast.io. This information will be treated as confidential and used only to determine an appropriate accommodation for the interview process. At Flock Safety, we compensate our employees fairly for their work. Base salary is determined by job-related experience, education/training, as well as market indicators. The range above is representative of base salary only and does not include equity, sales bonus plans (when applicable) and benefits. This range may be modified in the future. This job posting may span more than one career level. Flock Safety is aware of fraudulent individuals and agencies falsely claiming to represent our company. All legitimate communication from Flock Safety will come from an email address ending @ flocksafety.com. We do not make job offers through messaging apps, social platforms, or unauthorized third parties, and we will never request payment or sensitive personal information during the hiring process. If you encounter suspicious outreach related to a Flock Safety role, please report it to View email address on click.appcast.io. #J-18808-Ljbffr