Maryana Serpinina - Quality Analyst

Q: Where is Maryana based?

Maryana is based in Queluz, Portugal .

Q: What languages does Maryana speak?

Maryana speaks the following languages: Russian (Native), English (Advanced), Portuguese (Advanced) .

Q: How many years of experience does Maryana have?

Maryana has at least 11 years of experience. During this time, Maryana has worked in at least 10 different roles and for 9 different companies . The average length of individual experience is 1 year and 2 months . Note that Maryana may not have shared all experience and actually has more experience.

Q: What is Maryana's latest experience?

Maryana's most recent position is Quality Analyst at Tech Mahindra .

Q: What companies has Maryana worked for in recent years?

In recent years, Maryana has worked for Tech Mahindra , Cognizant , and 7 Graus .

Q: Which industries is Maryana most experienced in?

Maryana is most experienced in industries like Education , Information Technology (IT) , and Professional Services . Maryana also has some experience in Food and Beverage , Arts and Crafts , Media, and Entertainment and Publishing .

Q: Which business areas is Maryana most experienced in?

Maryana is most experienced in business areas like Marketing , Operations , and Quality Assurance (QA) . Maryana also has some experience in Customer Service , Finance , and Research and Development (R&D) .

Q: Which industries has Maryana worked in recently?

Maryana has recently worked in industries like Information Technology (IT) , Education , and Professional Services .

Q: Which business areas has Maryana worked in recently?

Maryana has recently worked in business areas like Quality Assurance (QA) , Customer Service , and Marketing .

Recommended expert

Queluz, Portugal

Experience

Sep 2025 - Present

6 months

Portugal

Quality Analyst

Tech Mahindra

Conduct quality audits of agent output to ensure compliance with internal standards and client requirements
Provide structured feedback and coaching to improve accuracy and consistency
Monitor performance trends and contribute to process optimization initiatives

Apr 2024 - Sep 2025

1 year 6 months

Portugal

Content Moderator

Tech Mahindra

Reviewed and evaluated content against established guidelines and policies
Maintained up-to-date knowledge of standards and applied them in daily tasks
Ensured consistency, clarity, and accuracy in decision-making and documentation

Sep 2021 - Oct 2023

2 years 2 months

Portugal

Senior Process Executive & Video Content Analyst

Cognizant

Review sensitive content
Understand and remain up-to-date with client’s policies and guidelines
Recognize trends and patterns, and escalate issues outside the established policies
Use market specific knowledge and insights to spot and scope solutions to improve the support of user community

Aug 2018 - Jun 2021

2 years 11 months

Portugal

Web Content Writer

7 Graus

Writing articles for an educational website in Russian ([link]
Occasional translations of articles for the website (mostly from Portuguese to Russian)
Occasional translations of the website itself (from Brazilian version to Russian version)
SERP analysis (SEO metrics and search intent)
Research and suggestion of keywords (new articles)

May 2018 - Aug 2018

4 months

Portugal

Global Recruiter

Cross Border Talents

Recruitment of international candidates (mostly English, Spanish, and Russian-speaking candidates in IT area)
Selection
Interview

Jun 2015 - Nov 2015

6 months

Portugal

Manager

Sintra Magic

Management of all activities in the gallery-café
Stocks
Sales
Events
Facebook page (including paid ads, etc.)

Jun 2014 - Jun 2015

1 year 1 month

Portugal

Creator of the project Startup Kafe

IAPMEI, I.P

Development of a start-up project with a IAPMEI support program (financed by the Portuguese government). A coffee shop to test other startups’ products and get feedback from real customers
Delivered plan for the start of the project:
Logo
Budgets
Business model
Various plans: economic-financial plan, business plan, marketing plan, operations plan, organizational plan
SWOT analysis, etc.

Jan 2014 - Dec 2014

1 year

Portugal

ARTup Creator

ConFusion Design

Development of a project in arts, an association for the promotion of artists mostly online
Creation and definition of the concept
Creation of the brand online
Development of all materials needed for social media
Meeting new artists (and trying to organize them)

Apr 2011 - Oct 2011

7 months

Lisbon, Portugal

Event Planner

TEDxEdges

Jan 2008 - Dec 2009

2 years

Portugal

Finance Manager

AIESEC Portugal at ISEG, University of Lisbon

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Education (5 years), Information Technology (4 years), Professional Services (2 years), Arts and Crafts (1.5 years), Food and Beverage (1.5 years), and Media and Entertainment (0.5 years).

Education

Information Technology

Professional Services

Arts and Crafts

Food and Beverage

Media and Entertainment

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Marketing (4.5 years), Quality Assurance (4 years), Operations (4 years), Customer Service (3.5 years), Research and Development (3 years), and Finance (3 years).

Marketing

Quality Assurance

Operations

Customer Service

Research and Development

Finance

Summary

Creative professional with extensive project experience from concept to development. Talents include the vision of opportunity, strategic planning, business resilience, critical thinking, and creative problem-solving in a team.

Skills

Management, Client-focused, Financial Records And Processing, Training And Development
Basic Knowledge Of Html, Python, Sql, Sass
Content Management With Contentoo, Chatgpt, Gemini
Theoretical Knowledge Of Lean Six Sigma (White, Yellow, Green, And Black Belts)

Languages

Russian

Native

English

Advanced

Portuguese

Advanced

Education

Oct 2010 - Jun 2013

Lisbon School of Economics and Management, University of Lisbon

Bachelor in Management · Management · Lisbon, Portugal

Profile

Created

November 2025

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Maryana based?

Maryana is based in Queluz, Portugal.

What languages does Maryana speak?

Maryana speaks the following languages: Russian (Native), English (Advanced), Portuguese (Advanced).

How many years of experience does Maryana have?

Maryana has at least 11 years of experience. During this time, Maryana has worked in at least 10 different roles and for 9 different companies. The average length of individual experience is 1 year and 2 months. Note that Maryana may not have shared all experience and actually has more experience.

What roles would Maryana be best suited for?

Based on recent experience, Maryana would be well-suited for roles such as: Quality Analyst, Content Moderator, Senior Process Executive & Video Content Analyst.

What is Maryana's latest experience?

Maryana's most recent position is Quality Analyst at Tech Mahindra.

What companies has Maryana worked for in recent years?

In recent years, Maryana has worked for Tech Mahindra, Cognizant, and 7 Graus.

Which industries is Maryana most experienced in?

Maryana is most experienced in industries like Education, Information Technology (IT), and Professional Services. Maryana also has some experience in Food and Beverage, Arts and Crafts, Media, and Entertainment and Publishing.

Which business areas is Maryana most experienced in?

Maryana is most experienced in business areas like Marketing, Operations, and Quality Assurance (QA). Maryana also has some experience in Customer Service, Finance, and Research and Development (R&D).

Which industries has Maryana worked in recently?

Maryana has recently worked in industries like Information Technology (IT), Education, and Professional Services.

Which business areas has Maryana worked in recently?

Maryana has recently worked in business areas like Quality Assurance (QA), Customer Service, and Marketing.

What is Maryana's education?

Maryana holds a Bachelor in Management from Lisbon School of Economics and Management, University of Lisbon.

What is the availability of Maryana?

Maryana is immediately available for suitable projects.

What is the rate of Maryana?

Maryana's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.