Speakly - kalbų mokymuisi (lifetime).

Shuffle.dev - drag and drop tinklapių dizainui kurti (lifetime).

LearnVim - VIM editing basics (lifetime).

Library Genesis or alias - el. knygų rinkinys.

Blinkist - knygų santraukų klausymui

Udemy.com - išpirkta daugybė skirtingų kursų (lifetime).

Salary Negotiation

• Must read: salary negotiation
• 📗 Fearless Salary Negotioation
• My ten rules for negotiating a job offer (comments)
• levels.fyi - information on salary
• Sabotage salary negotiation before even start
• Common mistakes in salary negotiation
• Software engineering salaries in the netherlands and europe
• Salary negotiation tips for 500k range
• Is it possible to get silicon valley salaries in Europe

Distributed System Design

• System Design Primer
• System Design for Interviews and Beyond
• 📗 Designing Data Intensive Applications

VIM

• Vim Masterclass
  
• LazyVim book
  

Linux

[Exam] RedHat System Administrator

• Prepare for RHCSA Exam with Practice Course(EX200-RHEL 9)
  
• Linux Redhat Certified System Administrator (RHCSA - EX200)
  
• Complete Red Hat System Administration Boot Camp - RHCSA 9
  
• Linux RHCSA - EX200 Practice Exams and Answers
  

Linux CLI

• Mastering Linux: The Comprehensive Guide
  
• Linux Technical Interview Questions and Answers
  
• The Linux Command Line Bootcamp: Beginner To Power User
  
• Linux Mastery: Master the Linux Command Line in 11.5 Hours
  
• Complete Linux Training Course to Get Your Dream IT Job 2024
  

DevOps

• Docker Mastery: with Kubernetes +Swarm from a Docker Captain
  
• Ansible for the Absolute Beginner - Hands-On - DevOps
  

[Exam] RedHat Engineer

• Linux Red Hat Certified Engineer (RHCE - EX294)
  

[Exam] Kubernetes Developer

• Kubernetes Certified Application Developer (CKAD) with Tests
  

[Exam] Kubernetes Administrator

• Certified Kubernetes Administrator (CKA) with Practice Tests
  

Architecture

• Fundamentals of Backend Engineering
  
• Software Architecture & System Design Practical Case Studies
  
• Software Architecture & Design of Modern Large Scale Systems
  
• Design Microservices Architecture with Patterns & Principles
  
• The System Design Primer
  
• System Design for Interviews and Beyond
  

Data structures and algorithms

• Clean Code
  
• The Coding Interview Bootcamp: Algorithms + Data Structures
  
• Master the Coding Interview: Data Structures + Algorithms
  
• Python Data Structures & Algorithms + LEETCODE Exercises
  
• SOLID Principles of Object Oriented Design and Architecture
  
• Data Structures and Algorithms
  

Public speaking

• Speak Like a Pro: Public Speaking for Professionals
  
• The Complete Presentation and Public Speaking/Speech Course
  
• 2024 Complete Public Speaking Masterclass For Every Occasion
  
• Presentation Skills & Public Speaking: Complete Masterclass
  
• Public Speaking and Presentations Pro: No Beginners Allowed!
  
• Hacking Public Speaking
  

Startup

• Startup Fast Track: Confident Launch in 90 Days or Less
  
• Startup Bootcamp & Accelerator
  
• The Business Startup Guide to Become an Entrepreneur
  

Management:

• Six Sigma: Certified Lean Six Sigma White Belt (Accredited)
  
• Six Sigma: Certified Lean Six Sigma Green Belt (Accredited)
  
• Six Sigma: Certified Lean Six Sigma Yellow Belt (Accredited)
  
• Six Sigma: Certified Lean Six Sigma Black Belt | Accredited
  
• Six Sigma: Lean Six Sigma Black Belt (Part 1) (Accredited)
  
• Six Sigma: Lean Six Sigma Black Belt (Part 2) (Accredited)
  
• Six Sigma: Lean Six Sigma Black Belt (Part 3) (Accredited)
  

Message Queues

• RabbitMQ In Practice
  
• Apache Kafka Series - Kafka Security | SSL SASL Kerberos ACL
  
• Apache Kafka Series - Kafka Monitoring & Operations
  
• Apache Kafka Series - KSQL on ksqlDB for Stream Processing !
  
• Apache Kafka Series - Kafka Cluster Setup & Administration
  
• Apache Kafka Series - Kafka Connect Hands-on Learning
  
• Apache Kafka Series - Kafka Streams for Data Processing
  
• Apache Kafka Series - Learn Apache Kafka for Beginners v3
  
• CCOAK Confluent Certified Operator for Apache Kafka PRACTICE
  
• CCDAK Confluent Certified Developer for Apache Kafka TESTS
  
• Apache Kafka Series - Confluent Schema Registry & REST Proxy
  

Databases

• PostgreSQL v16 Essentials

AWS

• AWS Certified Machine Learning Specialty: 3 PRACTICE EXAMS
  
• Practice Exam - AWS Certified Advanced Networking Specialty
  
• [RETIRED] Practice Exams | AWS Data Analytics Specialty
  
• Practice Exam | AWS Certified Database Specialty
  
• Practice Exams | AWS Certified Security – Specialty
  
• [NEW] AWS Certified Advanced Networking Specialty 2025
  
• AWS Certified Machine Learning Specialty 2025 - Hands On!
  
• Ultimate AWS Certified Security Specialty [NEW 2025] SCS-C02
  
• [NEW] Ultimate AWS Certified Database Specialty
  
• [RETIRED] AWS Certified Data Analytics Specialty - Hands On!
  
• Practice Exams: AWS Certified SysOps Administrator Associate
  
• Ultimate AWS Certified SysOps Administrator Associate 2025
  
• Practice Exams | AWS Certified DevOps Engineer Professional
  
• Practice Exam AWS Certified Solutions Architect Professional
  
• AWS Certified DevOps Engineer Professional 2025 - DOP-C02
  
• Ultimate AWS Certified Solutions Architect Professional 2025
  
• Practice Exams | AWS Certified Developer Associate 2024
  
• Ultimate AWS Certified Developer Associate 2025 DVA-C02
  
• Ultimate AWS Certified Solutions Architect Associate 2025
  
• Practice Exams | AWS Certified Solutions Architect Associate
  
• Rocking AWS CloudFormation with DevOps, Interview Guide
  
• Infrastructure as Code, Master AWS Cloud Development Kit CDK
  

GCP

• GCP for AWS Professionals - Learn Google Cloud [2021]
  
• GCP Associate Cloud Engineer - Google Cloud Certification
  
• Google Cloud Professional Database Engineer Certification
  
• GCP - Google Cloud Professional Cloud Network Engineer
  
• GCP Google Cloud Professional DevOps Engineer Certification
  
• Google Professional Cloud Security Engineer Certification
  
• GCP Professional Cloud Architect: Google Cloud Certification
  
• Google Cloud Developer - GCP Professional Certification
  
• GCP - Google Cloud Professional Data Engineer Certification
  

Web Design

• Complete Web Design: from Figma to Webflow - 2024 UI
  
• Complete Web & Mobile Designer: UI/UX, Figma, +more
  
• Figma UI UX Design Essentials
  

Big Data

• Apache Flink | A Real Time & Hands-On course on Flink
  
• The Data Engineering Handbook
  

Generative AI

• Generative AI: Master tools like ChatGPT, Midjourney & more
  

Terraform

• HashiCorp Certified: Terraform Associate -50 Practical Demos
  
• DevOps Deployment Automation with Terraform, AWS and Docker
  

Security

• CISSP Certification: CISSP Domain 1 & 2 Boot Camp 2024 Exam
  
• CISSP Certification: CISSP Domain 3 & 4 Boot Camp 2024 Exam
  
• CISSP Certification: CISSP Domain 5 & 6 Boot Camp 2024 Exam
  
• CISSP Certification: CISSP Domain 7 & 8 Boot Camp 2024 Exam
  

Piano

• The Complete Piano Course - Master The Piano
  
• Pianoforall - Incredible New Way To Learn Piano & Keyboard
  

TOGAF: waterfall like architecture framework

• Practice Test Pack for TOGAF 10 EA Foundation Certification
  
• Standard 10.0 - Level 1 Enterprise Architect Course
  
• Standard 9.2 - Part 2 Certified Enterprise Architect Course
  
• Standard 9.2 - Part 1 Foundation Enterprise Architect Course
  
• TGF 9 Combined Part 1 and Part 2 Exam prep OG0-093 OG0-091
  

Frontend

• Angular - The Complete Guide (2024 Edition)
  
• Progressive Web Apps (PWA) - The Complete Guide
  
• Modern React with Redux [2024 Update]
  
• React, NodeJS, Express & MongoDB - The MERN Fullstack Guide
  

English

• Fundamental English Course
  
• Master all the English grammar tenses and structures rules
  
• Improve your English listening and speaking experience by watching and listening movies
  
• Be an expert in the English grammar tenses and structures ( Active & Passive )