Cognism is the leading provider of European B2B data and sales intelligence. Ambitious businesses of every size use our platform to discover, connect, and engage with qualified decision-makers faster and close more deals. Headquartered in London with global offices, Cognism’s contact data and contextual signals are trusted by thousands of revenue teams to eliminate the guesswork from prospecting.
Following multiple successful funding rounds and the acquisition of Mailtastic (2020), an email signature solution provider, and Kaspr (2022), a Paris-based sales prospecting tool, there has never been a more exciting time to join us.
Please review our current vacancies on here or for more information check out our Careers Page on our website, linked below.
Cognism is the leading provider of European B2B data and sales intelligence. Ambitious businesses of every size use our platform to discover, connect, and engage with qualified decision-makers faster and close more deals. Headquartered in London with global offices, Cognism’s contact data and contextual signals are trusted by thousands of revenue teams to eliminate the guesswork from prospecting.
Following multiple successful funding rounds and the acquisition of Mailtastic (2020), an email signature solution provider, and Kaspr (2022), a Paris-based sales prospecting tool, there has never been a more exciting time to join us.
Please review our current vacancies on here or for more information check out our Careers Page on our website, linked below.
What they do: B2B sales-acceleration SaaS for prospecting, data enrichment and lead generation
Headquarters: London, England
Founded: 2015
Recent disclosed funding: $87.5M Series C (Jan 2022)
Employees (approx.): 1000
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Company Overview
Problem Domain
B2B prospecting and sales intelligence (data quality, lead discovery and enrichment).
Founded
2015
Industry
Software Development
Funding Track Record
Series B- July 15, 2019
$10,000,000
Raised $10M in Series B, bringing total disclosed funding at that time to ~ $16.5M.
Series C- January 13, 2022
$87,500,000
Series C included participation from Blue Cloud Ventures, AXA Venture Partners, Swisscom Ventures and Volution.
Investor Signal
“Raised growth-stage capital including an $87.5M Series C led by Viking Global Investors and Blue Cloud Ventures; previous rounds included PeakSpan Capital.”
Founders
What we do
Join the Team
Senior Full Stack Engineer
HybridUndisclosed, PL
Hybrid • Undisclosed, PL
About the Company
Cognism is the leading provider of European B2B data and sales intelligence. Ambitious businesses of every size use our platform to discover, connect, and engage with qualified decision-makers faster and close more deals.
Headquarters: London
Global Offices: Yes
Trust: Thousands of revenue teams rely on Cognism’s contact data and contextual signals to eliminate guesswork from prospecting.
About the Role
Job Title: Senior Full Stack Engineer Location: North Macedonia Employment Type: Full-time Department: Engineering
Work Model
Hybrid: If you live within commuting distance of one of our regional offices, you'll be expected to work from the office 2–3 days per week.
Remote: If you're based elsewhere, this role can be performed fully remotely.
At Cognism, we’re building an inclusive community of brilliant, diverse people who support, challenge, and inspire each other every day. Our values guide how we work, treat each other, and grow together:
✅ We Are Nice! We treat each other with respect and kindness.
🤝 We Are Collaborative. Great things happen when we work as one.
💡 We Are Solution-Focused. Every challenge is an opportunity in disguise.
💙 We Are Understanding. We empower and support each other to do our best work.
🏆 We Celebrate Individual Contributors. Every role matters, and so do you!
Cognism is committed to fostering an inclusive, diverse, and supportive workplace. We welcome applications from individuals typically underrepresented in tech. If this role excites you but you’re unsure if you meet every requirement, we encourage you to apply!
Teeming tracks opportunities at over 24,000 AI startups, then works with you to find (and land) the one you'll love.
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Build Scalable Applications: Lead the design and implementation of robust, secure, and scalable systems across both backend and frontend.
Drive Engineering Excellence: Set and uphold high coding and testing standards to ensure system reliability and long-term maintainability.
Mentor & Elevate the Team: Share best practices across the engineering team, supporting continuous learning and technical growth.
Reduce Technical Debt: Identify, prioritize, and remediate technical debt, balancing speed with long-term product health.
Own Testing Strategy: Develop and maintain automated tests (unit, integration, end-to-end) to guarantee product stability and performance.
Collaborate Cross-Functionally: Partner closely with Product Managers and Designers to translate business goals into technical outcomes.
Promote Continuous Improvement: Advocate for engineering process improvements and contribute to the evolution of our development workflows.
Experience: 6+ years as a Fullstack Engineer or similar senior role, with a proven track record of delivering scalable products in high-growth environments.
Technical Proficiency: Expertise in NodeJS, TypeScript, MongoDB, RabbitMQ, and Angular. Experience with GraphQL is a strong plus.
Testing Discipline: Deep experience in writing and maintaining test suites to ensure code quality and system reliability.
Leadership & Mentorship: Proven ability to mentor engineers and influence team best practices.
Strategic Thinking: Ability to balance technical decision-making with broader product and business goals.
Technical Debt Awareness: Skilled at managing legacy systems and evolving architecture to support future growth.
Startup Mindset: Experience in startup environments or as a founder is a significant advantage.
SaaS Knowledge: Understanding of SaaS business models and architecture is a plus.
