S

Surfshark Tech Stack

VPN and cybersecurity platform with bundled privacy tools

IT Services and IT Consulting New Town, Vilniaus 201–500 employees Founded 2018 Privately Held

Surfshark operates a consumer VPN product (top 3 globally) plus an expanding security bundle spanning antivirus, data-leak detection, private search, and identity tools. The company is engineering-heavy with concurrent focus on paid acquisition scaling and product expansion—hiring momentum centers on senior engineers, marketing, and data roles. Active work on next-gen backend infrastructure, NLP-driven ML systems, and global lifecycle automation signals operational maturity alongside aggressive growth targets; pain points cluster around conversion funnel optimization and post-IDFA attribution, typical of a multi-market consumer acquisition business.

Tech Stack 111 technologies

Core StackSnowplow Go Linux Looker Tableau Power BI PHP dbt Python RabbitMQ MongoDB MySQL Redis Elasticsearch Swift SwiftUI OIDC OAuth 2.0 JWT mTLS KVM cgroups SQL Symfony API Platform Git Swinject SnapKit PromiseKit Realm+77 more

AdoptingGitHub Copilot Cursor ChatGPT Claude

What Surfshark Is Building

◆Challenges

Scaling app growth
Improving funnel conversion
Optimizing funnel conversion
Conversion rate optimization
Scaling device farm coverage
Strengthening technical foundation
Post-idfa attribution
Increasing engagement and conversion
Improving creative roi
Improving usability

▲Active Projects

Incrementality studies and marketing mix modeling
Next-generation backend platform powering incogni and ironwall
Api for configuration distribution and rollout coordination
Scaling paid acquisition campaigns across multiple markets
New security product
Global lifecycle automation for engagement
Global lifecycle automation for onboarding
User acquisition campaigns across meta, tiktok, google uac, apple search ads
Nlp-heavy machine learning systems
Control plane services

Hiring Activity

Accelerating110 roles · 55 in 30d

Department

Engineering

35

Marketing

31

Data

11

Product

11

HR

6

Security

5

Design

3

Ops

2

Seniority

Senior

90

Lead

7

Mid

5

Manager

3

Notable leadership hires: User Data Lead, DevOps Lead

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About Surfshark

Founded in 2018, Surfshark has grown to 400+ employees across Vilnius (headquarters), Kaunas, Warsaw, and Berlin. The company serves millions of VPN users across 100+ countries. Beyond its core VPN product, Surfshark offers Antivirus, Alert (data-leak detection), Search (private search), Incogni (identity/data management), Dedicated IP, and Alt-ID—positioning itself as a bundled security provider rather than single-point solution. The tech stack spans Go, Python, and Swift for backend and mobile, with Snowplow for analytics, dbt for data transformation, and observability tools (Looker, Tableau, Power BI). Active investment in AI-assisted development (GitHub Copilot, Claude, ChatGPT) and demand-side marketing (Meta, TikTok, Google UAC, Apple Search Ads).

HeadquartersNew Town, Vilniaus

Company Size201–500 employees

Founded2018

Hiring MarketsPoland, Lithuania, Germany

Frequently Asked Questions

What tech stack does Surfshark use?

Surfshark builds on Go and Python (backend), Swift and SwiftUI (iOS), Linux/KVM infrastructure, PostgreSQL/MySQL/MongoDB for data, Redis/RabbitMQ for async, and Snowplow for event analytics. Adopting GitHub Copilot, ChatGPT, and Claude for development.

Where is Surfshark headquartered?

Vilnius, Lithuania. Additional offices in Kaunas (Lithuania), Warsaw (Poland), and Berlin (Germany). Founded in 2018 as a privately held company with 201–500 employees.