Backend Engineer

• Build and evolve systems collecting and maintaining 400M+ creator profiles across Instagram, TikTok, and YouTube
• Keep billions of data points fresh for search, analytics, APIs, and customer-facing products
• Design resilient services handling third-party API instability, rate limits, provider outages, platform changes, and partial failures
• Improve collection coverage and freshness while controlling request, proxy, storage, and compute costs
• Own the full production lifecycle from problem definition and architecture through coding, review, release, monitoring, and iteration
• Build monitoring, observability, and operational safeguards to detect gaps and regressions
• Collaborate with Data Search, Data Insights, product teams, and company leadership
• Participate in system design, indexing dependency work, request-routing reviews, and data-quality improvements

Senior Backend Engineer, Data Core

• Build and run high-performance, high-scale public and private APIs and internal services
• Develop authentication, provisioning, webhooks, websockets, webmail, contacts, calendar, and email migration/import systems
• Build routing, policy, and spam-filtering systems
• Own features end to end from discovery through deployment and post-deployment follow-up
• Work mostly in PHP and use Go for high-scale, high-availability components
• Optimize slow queries and system performance for millions of mailboxes
• Harden authentication, sessions, and security edge cases
• Monitor production systems with Grafana, Sentry, and alerting
• Improve team tooling, automation, and documentation
• Participate in code reviews and raise engineering standards
• Collaborate with system engineers, backend and frontend developers, QA engineers, Customer Support, Security, Network, Storage, and infrastructure teams
• Help shape platform architecture and development patterns

PHP Developer

• Build and maintain billing systems that scale for millions of customers
• Own a part of billing end to end, from business need through design, release, and monitoring
• Integrate with third-party and internal services through APIs, webhooks, and events
• Maintain integrations when external systems change
• Collaborate regularly with other teams and support their billing-related questions
• Review code and influence engineering practices
• Keep the system up to date
• Revisit and improve legacy code and processes
• Ensure correct pricing, including taxes, customer location, and sales logic
• Maintain reliability in asynchronous systems where events can arrive late or multiple times

• Own end-to-end data extraction workflows across complex websites, ensuring complete coverage, accuracy, and reliable delivery of structured datasets
• Leverage available tools and custom workflows to accelerate data collection, validation, and task execution while meeting defined requirements
• Ensure reliable extraction from dynamic and interactive web sources, adapting approaches to JavaScript-rendered content and changing site behavior
• Enforce data quality standards through validation checks, cross-source consistency controls, formatting specifications, and systematic verification before delivery
• Scale scraping operations for large datasets using efficient batching or parallelization, monitor failures, and maintain stability against minor site structure changes
• Apply expertise in web scraping, data extraction, and data processing for the Tendem project
• Utilize tools such as Apify, OpenRouter, and other technologies

Senior Python Data Scraping Engineer

• Develop and maintain backend services using Golang
• Support migration activities for a growing SaaS product
• Collaborate with cross-functional teams to ensure scalable and reliable backend delivery
• Participate in technical and culture-fit interviews as part of the selection process

Golang Engineer, B2B Contract

• Develop and maintain NordVPN Windows desktop applications
• Ensure all application features are operational and high-performing
• Work across the full software stack, focusing primarily on desktop application development
• Collaborate with developers, designers, QA, and Product Owners
• Use Microsoft tools and technologies to extend and enhance product functionality through high-quality code
• Contribute to team-based software development and complex problem-solving
• Use technologies and languages outside the .NET framework when necessary

.NET Engineer – Junior, VPN, Windows team

• Design, develop, and maintain backend services using Java and Spring Boot
• Build and support microservices and event-driven solutions
• Work with messaging and data streaming tools such as Kafka, RabbitMQ, or similar technologies
• Contribute to data integration, CDC, ETL/ELT, and/or DWH-related initiatives
• Work with relational databases such as PostgreSQL, MS SQL Server, or similar
• Collaborate with engineering, data, DevOps, and business teams

Senior Java Developer – B2B Contract

• Handle end-to-end data extraction workflows across complex websites
• Ensure complete coverage, accuracy, and reliable delivery of structured datasets
• Use tools and custom workflows to accelerate data collection, validation, and task execution
• Extract data reliably from dynamic and interactive web sources, including JavaScript-rendered content
• Adapt scraping approaches to changing site behavior
• Enforce data quality through validation checks, cross-source consistency controls, formatting compliance, and systematic verification
• Scale scraping operations for large datasets using efficient batching or parallelization
• Monitor failures and maintain stability against minor site structure changes
• Apply Python, Apify, OpenRouter, and other technologies to web extraction and processing workflows