Transitioning from a testing role (QA or Quality Assurance) to a development role can be a rewarding shift, but it does require strategic planning, skill development, and persistence. Here's a step-by-step guide to help you navigate this transition:

1. Self-Assessment:

• Interest: Ensure you're genuinely interested in coding and problem-solving, not just switching because of potential salary hikes or market trends.
• Skills: Identify the gaps in your current skill set. Do you know programming? If yes, how proficient are you?

2.Learn Programming:

• Start with Basics: If you're not already familiar, begin with foundational programming languages like Python or JavaScript, which are relatively easier to pick up and widely used in the industry.
• Practice Regularly: Use platforms like LeetCode, HackerRank, or Codewars to practice coding regularly.

3.Deep Dive into Software Development:

• Web Development: Start with frontend technologies like HTML, CSS, and JavaScript. Then, move to frameworks like React, Angular, or Vue.
• Backend Development: Learn about databases, APIs, and server-side scripting. Languages like Java, Python, Node.js, and their associated frameworks can be beneficial.
• Mobile Development: If interested in mobile apps, dive into Android (Java, Kotlin) or iOS development (Swift).

4.Projects:

• Build Side Projects: Create small applications or tools. This not only boosts your portfolio but also gives practical experience.
• Contribute to Open Source: Engage with open-source communities. It's a great way to learn, contribute, and network.

5.Networking:

• Internal Transitions: Talk to your HR or manager about your interest in moving to a development role. Companies often prefer internal transitions as they save on hiring and training costs.
• Engage with Developers: Learn from their experiences, ask for guidance, and possibly mentorship.
• Attend Workshops & Meetups: Engage in local or online tech workshops, seminars, and meetups.

6.Formal Education:

• Courses: Online platforms like Coursera, Udemy, and edX offer a plethora of courses on various technologies.
• Bootcamps: Consider coding bootcamps. They are intensive training programs focused on getting you job-ready for software development roles.

7.Leverage Your Testing Experience:

• Transition to SDET: Before becoming a full-fledged developer, consider moving to a Software Development Engineer in Test (SDET) role. This role involves both coding (to automate tests) and testing.
• Quality Perspective: Your background in QA gives you a unique perspective on product quality, user scenarios, and edge cases. This can be an asset as a developer.

8.Update Your Resume & LinkedIn:

• Highlight Relevant Skills: Update your resume to focus on any development skills, projects, and relevant achievements.
• Customize Cover Letters: When applying, mention your transition and how your QA background can be an asset in a development role.

9.Interview Preparation:

• Coding Interviews: Prepare for data structure, algorithms, and problem-solving questions.
• Behavioral Questions: Be ready to explain your transition, your motivation for switching, and how your testing background can be beneficial.

10.Stay Updated & Persistent:

• Continuous Learning: The tech world evolves fast. Regularly update your skills.
• Persistence: Transitioning roles can be challenging. Stay committed and don't get disheartened by potential rejections.

Remember, every developer's journey is unique, so take advice (including this one) as guidance, not a strict roadmap. Your passion, dedication, and continuous learning will be the key drivers in your transition.