Manual Quality Assurance Engineer, SIMBA Team - Tallinn, Estonia
About This Role
SIMBA lets companies deploy natural, human-sounding AI voice agents in 71+ languages with sub-second latency. We don't just hand customers a product and wish them luck — every customer gets a Forward Deployed Engineer who builds their agents, joins their Slack, and iterates with them weekly. We're building the future of voice AI, and we're looking for someone who can sell that vision and help bring it to life.
Overview
- Develop and execute detailed manual test plans and test cases for the SIMBA Team, ensuring strong functional coverage across core user flows and edge cases.
- Perform hands-on manual testing across browsers and devices to validate new features, bug fixes, and releases.
- Collaborate closely with engineers and product teams to identify, reproduce, isolate, and document defects, providing clear steps, expected vs. actual results, and supporting evidence.
- Maintain clear and organized QA documentation, including test cases, regression suites, test reports, and release validation summaries.
- Partner with Product, Engineering, and Customer Support to ensure issues are triaged correctly and prioritized based on user impact.
- Participate in Agile workflows including daily standups, sprint planning, grooming, and retrospectives, ensuring QA is embedded throughout the development lifecycle.
- Execute regression testing and release validation to ensure product quality and stability prior to launch.
- Continuously identify ways to improve manual QA processes, test coverage, and communication between teams.
- B.S. in Computer Science, related technical field, or equivalent experience
- 3+ years of experience in manual QA testing, with a strong focus on Web applications
- Strong understanding of QA fundamentals including test planning, test case design, regression testing, exploratory testing, and bug reporting
- Experience working in Agile environments and collaborating cross functionally with engineering and product teams
- Excellent troubleshooting and problem-solving skills, with the ability to isolate root causes and communicate issues clearly
- Strong written communication skills, especially when documenting defects and test results
- Familiarity with tools like Jira, Linear, or similar bug tracking/project management systems
- Experience using browser developer tools to assist with debugging and issue reproduction
- Experience with accessibility testing and familiarity with WCAG guidelines
- Familiarity with text-to-speech technologies or audio-based products
- Exposure to test automation tools (even if not responsible for building automation)
- Experience validating APIs using tools like Postman
- Sell a product that genuinely impresses prospects — sub-second latency and 71+ languages speaks for itself
- High ownership role with direct input on GTM strategy and positioning
- Work alongside a team that stays embedded with customers, so you're never selling something that doesn't deliver
- Competitive base + commission, equity, and benefits
- Fast-moving startup environment where your wins have outsized impact
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Speechify is committed to a diverse and inclusive workplace.
Speechify does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.
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Position Details
- Job Title: Manual Quality Assurance Engineer, SIMBA Team - Tallinn, Estonia
- Company / Organisation: Speechify
- Location: Remote
- Employment Type: Full-time
- Field / Industry: QA & Testing
- Work Arrangement: Remote - open to candidates worldwide
About This Opportunity
This full-time opportunity at Speechify is an excellent opening for experienced professionals in the field of qa & testing. The role is structured around a fully remote setup - offering you the freedom to work from any location in the world and is designed for candidates who are ready to make a meaningful contribution from the moment they join.
As a remote-first position, this role welcomes qualified candidates from across the globe. You will be expected to manage your schedule independently, communicate proactively, and deliver results consistently - hallmarks of a high-performing remote professional.
Whether you are an established practitioner in qa & testing or a highly skilled professional looking for your next challenge, this Manual Quality Assurance Engineer, SIMBA Team - Tallinn, Estonia role offers the platform to apply your expertise in a real-world, results-oriented environment. Speechify is looking for a candidate who can hit the ground running and add genuine value to the team.
Who Should Apply
This role is ideal for candidates who have a solid background in qa & testing and a demonstrable track record of delivering high-quality results. You should possess strong communication, collaboration, time management, and a professional approach to delivering results. Experience working with relevant industry tools, productivity platforms, and team collaboration software will be an advantage, though a commitment to continuous learning and professional development is equally valued.
Beyond technical or domain expertise, Speechify is looking for someone who communicates clearly, collaborates effectively with colleagues and stakeholders, and takes ownership of their work from start to finish. If you thrive in a professional environment and are passionate about the opportunity to contribute meaningfully to team goals and drive positive outcomes for the organisation, we encourage you to apply.
Key Competencies for This Role
Successful candidates for the Manual Quality Assurance Engineer, SIMBA Team - Tallinn, Estonia position at Speechify will typically demonstrate the following core competencies:
- Domain expertise - a strong foundation of knowledge and hands-on experience in qa & testing
- Problem-solving ability - the capacity to identify challenges, think critically, and implement practical solutions efficiently
- Communication skills - clear and professional communication with colleagues, stakeholders, and partners at all levels
- Self-management - strong time management and the ability to prioritise a varied workload while meeting deadlines
- Team collaboration - a collaborative and supportive approach to working alongside colleagues across departments or locations
- Adaptability - the ability to respond positively to change and thrive in a dynamic, evolving work environment
How to Apply
To apply for this Manual Quality Assurance Engineer, SIMBA Team - Tallinn, Estonia position at Speechify, click the "Apply Now" button on this page. You will be taken directly to the official application page where you can complete and submit your application.
Before applying, please ensure that your CV or résumé is fully up to date and clearly highlights your experience and accomplishments in qa & testing. If a cover letter is included or requested, tailor it specifically to this role and explain how your background, skills, and goals align with what Speechify is looking for in a Manual Quality Assurance Engineer, SIMBA Team - Tallinn, Estonia.
All applications for this role are processed directly by Speechify. Career Nest facilitates the job discovery process and does not pre-screen or forward applications on behalf of employers. There are no fees for job seekers at any stage of the application process.
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