Senior Software Engineer

About Liferaft Liferaft builds software that helps organizations find, understand, and act on potential risks from publicly available information. Our clients include corporate security teams around the world, including some of the world’s leading organizations. We’re a remote-first company committed to building a high-performing, values-driven team that operates with clarity, discipline, accountability, and care. Liferaft was recently acquired by global security company Securitas, expanding our ability to deliver intelligence-led security at scale. Together, our technology and security solutions help these organizations protect their people, assets, and operations, making a meaningful impact in the world we live in. About the Role Liferaft is looking for a highly skilled and visionary Senior Software Engineer to help us continue to grow and enrich the platform our customers use to keep their people and assets safe. This role can be hybrid in Halifax, NS, or fully remote within the Eastern, or Atlantic time zones in Canada. Reporting to the Engineering Manager, this individual will play a critical role in building on the already sophisticated open source threat intelligence platform we have. You will partner closely with the engineering leadership and core product engineering teams to build new features and capabilities across domains ranging from data acquisition to data visualization to threat intelligence and management. For this particular Senior Software Engineer opening, we're especially interested in candidates with a strong backend and data engineering focus. What you do as a Senior Software Engineer Work closely with engineering and product leadership to architect, build, and maintain our customer facing threat intelligence platform in alignment with customer and market requirements Participate in standups, design and sprint reviews, bug bashes, and sprint kickoff activities for product releases Continuously analyze and optimize our platform to ensure an excellent customer experience Evaluate and propose new technologies and methodologies as needed to ensure we are aligned with industry best practices Leverage agile practices, encourage collaboration, prioritization, and urgency to develop at a rapid pace Develop and maintain scalable data ingestion and processing systems to ensure high-volume data is collected, processed, and made available reliably and efficiently What You Need to Get the Job Done: At least 5 years of experience working with Python, Ruby, Go, PHP or similar programming languages for back-end/API development 5 years of experience with MySQL, PostgreSQL or other RDBMSs with a solid understanding of SQL and database schema design 5+ years of experience with JavaScript / TypeScript, CSS, HTML, browser security model, and browser APIs Experience with React for front-end development Experience with ElasticSearch or other similar technologies is a plus You are a creative problem solver who works well with others and has a passion for lifelong learning You love data! You are truly passionate about agile development, iterative improvement, and delivering value early and often Strong presentation and communication skills, with the ability to explain complex concepts to both technical and non-technical audiences Experience with PHP and Laravel is a plus. Why Liferaft? At Liferaft, we believe that our people are our greatest asset. We’re a collaborative, supportive team that values fresh thinking and works together to build and improve how we operate. Because of that, we put real focus on making sure our total rewards reflect the value our team brings, with ongoing reviews to keep them competitive, fair, and meaningful as the market and our company evolve. We offer our team: Competitive compensation plan Flexible PTO – Our team is encouraged to take a minimum of 15 days/year with no cap beyond Hybrid workplace with flexible working hours Health & Dental Benefits (Medavie Blue Cross) 80% employer paid benefits Orthodontic coverage for minor dependents Comprehensive mental health coverage, up to $3,000 per year, available for employees and dependents Free access to EAP, Greenshield and a variety of physical and mental health services via wellness platform $750 Yearly Lifestyle Subsidy Monthly cell phone reimbursement Monthly parking reimbursement Company-sponsored social events and team-building activities Strong culture of employee recognition Monthly peer-nominated “Cheers” awards with gift card draws Quarterly Performance Awards recognizing exceptional impact, collaboration, and innovation Diversity, Equity & Inclusion Committee Authentic, engaged team, who value work life balance We're building a company future generations can be proud of. Diversity at Liferaft means fostering a workplace in which individual differences are recognized, appreciated, respected and responded to in ways that fully develop and utilize each person's talents and strengths. We welcome all qualified applicants regardless of race, national or ethnic origin, colour, religion, age, sex, sexual orientation, gender identity or expression, marital status, family status, genetic characteristics, disability, or any other protected characteristic. This hiring process may use AI-supported tools to assist with application screening and evaluation. This role is an existing position within the organization.

The Senior Software Engineer will architect, build, and maintain a customer-facing threat intelligence platform while collaborating with engineering and product leadership. They will also develop and maintain scalable data ingestion and processing systems to ensure high-volume data is handled reliably.

Candidates must have at least 5 years of experience in back-end development using languages like Python, Ruby, or Go, along with strong proficiency in RDBMS and SQL. Additionally, 5+ years of experience with front-end technologies including JavaScript, TypeScript, and React is required.

• Competitive compensation plan • Flexible PTO • Health & Dental Benefits • Orthodontic coverage • Mental health coverage • EAP access • Lifestyle subsidy • Cell phone reimbursement • Parking reimbursement • Company-sponsored social events • Employee recognition program

• MySQLPreferred
• HTMLPreferred
• SQLPreferred
• GoPreferred
• CSSPreferred
• PostgreSQLPreferred
• ReactPreferred
• PHPPreferred
• JavaScriptPreferred
• TypeScriptPreferred
• RubyPreferred
• PythonPreferred
• LaravelPreferred

Identified from the job description. Confirm important requirements above.

• Python
• Ruby
• Go
• PHP
• MySQL
• PostgreSQL
• SQL
• JavaScript
• TypeScript
• CSS
• HTML
• React
• ElasticSearch
• Laravel
• Data engineering
• Agile development
• Product Leadership
• Back End (Software Engineering)
• Cyber Threat Intelligence
• Security Solutions
• Accountability
• Go (Programming Language)
• Ruby (Programming Language)
• Programming Languages
• HyperText Markup Language (HTML)
• JavaScript (Programming Language)
• PHP (Scripting Language)
• Application Programming Interface (API)
• Agile Methodology
• Artificial Intelligence
• Software Development
• Mental Health
• Management
• Cascading Style Sheets (CSS)
• Customer Service
• Community Mental Health Services
• Communication
• Corporate Security
• Creative Problem Solving
• Data Acquisition
• Data Engineering
• Data Visualization
• Database Schema
• Elasticsearch
• Engineering Management
• Equities
• Core Product
• Leadership
• Scalability
• Innovation

• Software
• Technology
• Engineering
• Security & Safety
• Data & Analytics
• Software Engineer
• Software Developer / Engineer
• Software Developers

Minimum experience

5+ years

Posting language

English

Working hours

40 hours per week

Location requirements

Country, Canada