Fintech & Crypto
Technical explainers, performance copy and compliance-aware communication for complex financial products and topics.
Content Writer · Copywriter · Ghostwriter · Translator
Aylin
Kadirova
Content writing, copywriting and multilingual communication for B2B, fintech, education and digital brands.
With a background in Linguistics and Information Technologies, I combine research, editorial precision and technical understanding to create useful, engaging content across five languages.

About me
I’m a content writer, copywriter and translator with a background in Linguistics and Information Technologies. My work sits at the intersection of language, research and digital communication.
I’ve worked across B2B, fintech, education, technology and lifestyle content, creating everything from long-form articles and books to landing pages, email campaigns and multilingual editorial projects. My portfolio also includes self-initiated digital marketing and language-technology case studies that show how I approach strategy, testing and quality assurance.
I’m particularly interested in projects where complex information needs to become clear, useful and engaging for a real audience.
Bulgarian · English · Turkish · German · Russian
Research · Storytelling · SEO · Multilingual Content · Digital Marketing
Linguistics · Information Technologies · English Education & Methodology
What I do
Research-based articles, blog posts, website content and editorial pieces shaped around the audience, brand voice and purpose. Clear, engaging content built to inform, connect and support long-term visibility.
Landing pages, email campaigns, social media copy and promotional content written with clear goals in mind, from engagement and lead generation to stronger conversion.
Books, long-form articles, thought leadership content, reports and research-based editorial projects written in your voice.
Multilingual content adaptation across Bulgarian, English, German, Turkish and Russian, with attention to tone, cultural nuance and contextual accuracy.
Selected expertise
Technical explainers, performance copy and compliance-aware communication for complex financial products and topics.
Website content, thought leadership and conversion-focused copy that makes products and services easier to understand.
Learning content, multilingual QA, translation and language-technology projects grounded in linguistic precision.
Social media, paid campaign concepts, email, landing pages, SEO and full-funnel portfolio case studies.
Portfolio
From fintech and technical writing to multilingual content, email and digital campaigns, these projects show both the final copy and the thinking behind it.
A focused selection of projects that best show how I combine writing, research, technology and marketing thinking.
Fintech Performance Copywriting & Digital Marketing Case Study

Product-based spec campaign for a real crypto trading workspace, covering positioning, audience strategy, Meta ads, landing page copy, lifecycle emails, short-form scripts, A/B testing and compliance-aware financial communication.
Goal Build a responsible full-funnel campaign for a real crypto trading workspace.
Approach Positioned the product around context, structure and risk-aware communication rather than outcome promises.
Deliverables Positioning · Meta Ads · Landing Page · Email · A/B Testing · Compliance Review
Fintech Technical Writing Sample

Educational fintech explainer covering how crypto backtesting works, key performance and risk metrics, trading costs, common testing mistakes, responsible interpretation of results and basic SEO publishing details.
Goal Explain crypto backtesting clearly without oversimplifying risk.
Approach Combined technical education, realistic examples, risk metrics and SEO publishing details.
Deliverables Technical Article · Research · SEO · Educational Content
Language Technology & Quality Assurance Case Study

Independent language-technology case study demonstrating a structured workflow for designing, validating and reviewing English listening lessons for German-speaking adult learners, with deterministic checks, human review gates and evidence-aware QA.
Goal Show how AI-assisted language content can be reviewed before learner release.
Approach Separated deterministic validation from linguistic and pedagogical human review, with traceable QA evidence.
Deliverables Language QA · Prompt Design · Python Validation · English / German
Academic Software & Language Technology Case Study

University software case study combining Java engineering and language technology: external dictionary and translation APIs, structured lexical data, console UX, file operations, architecture review, QA planning and technical evaluation.
Goal Present a language-technology university project as a clear technical case study.
Approach Connected Java architecture, API integration, lexical data and QA limitations in one documented workflow.
Deliverables Java · APIs · Language Technology · Technical Documentation
Spec Digital Marketing Case Study

Full organic social media case study covering campaign objectives, target audience, funnel stages, content pillars, platform adaptation, Instagram Stories, a two-week content calendar and campaign measurement.
Goal Create an organic social campaign for an online English-learning brand.
Approach Built audience, funnel, content pillars, platform adaptations, calendar and measurement around one consistent brand promise.
Deliverables Social Strategy · Content Planning · Copywriting · Measurement
Spec Performance Marketing Case Study

Lead-generation Meta Ads case study with cold and retargeting audiences, multiple messaging angles, ad mockups, creative direction, testing ideas and the performance metrics I would monitor.
Goal Plan a lead-generation Meta Ads campaign for private English lessons.
Approach Mapped audience stages to distinct ad angles, creatives, CTAs, testing hypotheses and optimisation metrics.
Deliverables Meta Ads · Audience Strategy · Ad Copy · Testing
Filter the portfolio by the type of work most relevant to you.
Fintech Performance Copywriting & Digital Marketing Case Study

Product-based spec campaign for a real crypto trading workspace, covering positioning, audience strategy, Meta ads, landing page copy, lifecycle emails, short-form scripts, A/B testing and compliance-aware financial communication.
View Case StudyFintech Technical Writing Sample

Educational fintech explainer covering how crypto backtesting works, key performance and risk metrics, trading costs, common testing mistakes, responsible interpretation of results and basic SEO publishing details.
View PDFLanguage Technology & Quality Assurance Case Study

Independent language-technology case study demonstrating a structured workflow for designing, validating and reviewing English listening lessons for German-speaking adult learners, with deterministic checks, human review gates and evidence-aware QA.
View Case StudyAcademic Software & Language Technology Case Study

University software case study combining Java engineering and language technology: external dictionary and translation APIs, structured lexical data, console UX, file operations, architecture review, QA planning and technical evaluation.
View Case StudyPublished B2B Article for a Bulgarian SaaS Company
Клиентът пише. Иска цена, пита за услуга, търси свободен час или иска бърз отговор, преди да вземе решение. Вижда какво предлагаш, харесва го и прави най-естествената крачка - свързва се с теб. Проблемът е, че ти не си онлайн в този момент. Отговаряш, но вече е късно. Междувременно клиентът е намерил друг бизнес, който е реагирал по-бързо. Това не се случва, защото услугата ти не е добра или защото не държиш на клиентите си. Случва се, защото в много малки и средни бизнеси комуникацията все…
Long-form business article combining educational content with natural product positioning. Client identity withheld for confidentiality.
Клиентът пише. Иска цена, пита за услуга, търси свободен час или иска бърз отговор, преди да вземе решение. Вижда какво предлагаш, харесва го и прави най-естествената крачка - свързва се с теб. Проблемът е, че ти не си онлайн в този момент.
Отговаряш, но вече е късно. Междувременно клиентът е намерил друг бизнес, който е реагирал по-бързо. Това не се случва, защото услугата ти не е добра или защото не държиш на клиентите си. Случва се, защото в много малки и средни бизнеси комуникацията все още зависи изцяло от това кога собственикът ще види съобщението. А днес това вече не е достатъчно.
Ако управляваш малък или среден бизнес, най-вероятно правиш много неща едновременно. Отговаряш на клиенти, организираш работата, следиш поръчки, плащания, срокове, публикуваш в социалните мрежи, мислиш за реклама, продажби и обслужване. Комуникацията е важна, но обикновено остава между всички останали задачи. Точно тук започва проблемът. Не защото не искаш да реагираш навреме, а защото всичко минава през теб.
Към това се добавя още нещо: клиентите не пишат само на едно място. Един изпраща съобщение във Facebook, друг в Instagram, трети през сайта, четвърти по имейл. Когато комуникацията е разпръсната, много лесно можеш да пропуснеш нещо, да отговориш твърде късно или просто да изгубиш нишката на разговора.
Това води до хаос, който се усеща в резултатите. Част от запитванията остават без навременен отговор. Други се губят между приложения, чатове и бележки. А когато няма система, цялото обслужване започва да зависи от паметта, свободното ти време и натоварването ти в конкретния ден.
Едно пропуснато съобщение не е просто пропуснат чат - в много случаи това е пропусната продажба, пропуснат клиент и пропуснат шанс да направиш добро първо впечатление.
Представи си салон за красота. Клиент пише, защото иска да запази час. Не получава отговор и след десет минути пише на друг салон. При клиника, консултант, студио или онлайн магазин ефектът е същият. Ако човек не получи яснота навреме, започва да търси друг, който изглежда по-достъпен.
Закъснелият отговор не води само до загубена продажба. Той създава усещане за объркан бизнес. Дори продуктът или услугата ти да са отлични, бавната и непоследователна комуникация може да те направи да изглеждаш неподреден. А когато първото впечатление е такова, доверието спада още преди реалният разговор да е започнал.
За теб това означава и постоянно наваксване: проверяваш отново чатове, търсиш стари съобщения, чудиш се на кого си отговорил и на кого още не си. Вместо комуникацията с клиенти да подпомага бизнеса, тя започва да го забавя.
Published Educational Content for a Bulgarian Language School
Немският език е много повече от още едно умение - той може да отвори врати към образование, професионално развитие, пътувания, нови хора и нови възможности из цяла Европа. В езиковия център създаваме обучение, което помага на всеки курсист да напредва уверено и да усеща реалния резултат от усилията си. За нас е важно немският да не остава само в учебниците, затова насърчаваме курсистите постепенно да използват наученото, да се изразяват свободно и да изграждат увереност в ежедневното общуване.
Website content presenting German-language learning options for school students in a clear, audience-focused format. Client identity withheld for confidentiality.
Немският език е много повече от още едно умение - той може да отвори врати към образование, професионално развитие, пътувания, нови хора и нови възможности из цяла Европа. В езиковия център създаваме обучение, което помага на всеки курсист да напредва уверено и да усеща реалния резултат от усилията си.
За нас е важно немският да не остава само в учебниците, затова насърчаваме курсистите постепенно да използват наученото, да се изразяват свободно и да изграждат увереност в ежедневното общуване.
При децата първият досег с чужд език има голямо значение. Затова ние поднасяме материала по достъпен и подходящ за възрастта начин, така че ученето да бъде интересно, разбираемо и приятно. Предлагаме обучение за следните възрастови групи:
1 клас
2 - 4 клас
5 - 8 клас
9 - 12 клас
В началните етапи поставяме стабилна основа и постепенно развиваме речниковия запас, разбирането и умението за общуване. При по-големите и по-напредналите ученици работата става все по-задълбочена, с повече внимание към граматиката, писменото изразяване и свободното използване на немския език.
Програмата, темпото и учебните материали се подбират според възрастта и нивото на учениците, така че всеки да има възможност да напредва последователно и с увереност.
Можете да започнете от самото начало или да продължите да надграждате знанията, които вече имате. С всяко следващо ниво разширяваме речниковия запас, усъвършенстваме граматиката и развиваме способността за по-свободно и естествено общуване. Обучението включва работа върху слушане, четене, писане и говорене, така че знанията да се развиват балансирано и да намират реално приложение.
Turkish Editorial Content Sample
Research-based Turkish feature exploring how recurring themes in television drama can influence adolescents' ideas about relationships, jealousy, control, violence and emotional boundaries.
View PDFGerman Magazine Content Sample
German-language magazine feature examining the role of AI in education, from homework and critical thinking to personalised learning and the changing role of teachers.
View PDFTurkish Research-Based Content Sample
Data-led Turkish article examining why home ownership has become increasingly difficult for young people, combining housing prices, inflation, credit conditions, employment uncertainty and market data.
View PDFEnglish Content Sample
Long-form B2B article explaining the difference between website development and ongoing WordPress maintenance, with a service-oriented marketing angle.
View PDFSpec Digital Marketing Case Study

Full organic social media case study covering campaign objectives, target audience, funnel stages, content pillars, platform adaptation, Instagram Stories, a two-week content calendar and campaign measurement.
Spec Performance Marketing Case Study

Lead-generation Meta Ads case study with cold and retargeting audiences, multiple messaging angles, ad mockups, creative direction, testing ideas and the performance metrics I would monitor.
Spec Performance Marketing Case Study

Search campaign case study covering search intent, ad-group structure, phrase and exact-match keywords, negative keywords, responsive search ads, landing-page alignment, basic SEO and optimisation logic.
Spec Digital Marketing Case Study

Full-funnel marketing case study for an EN Global student book, covering awareness, lead generation, a free sample chapter, five-email nurture, retargeting, conversion, KPIs, A/B testing and stage-based creative direction.
View Case StudySpec Landing Page Copy

Four-page landing page concept for private English lessons, combining a clear hero message, personalised positioning, lesson benefits and a direct booking call to action.
View PDFEmail Copy Sample

Promotional email for private English lessons, addressing common speaking barriers, presenting tailored lesson benefits and leading readers toward a clear reply-based call to action.
View PDFEmail Copy Sample

B2B service email positioning translation and language adaptation around natural tone, persuasive intent and cultural fit across Bulgarian, Turkish, English and German.
View PDFEmail Newsletter Sample

Multi-section newsletter concept for a book community, combining event promotion, community engagement, donation initiatives and repeated calls to action in a visually led email format.
View PDFHealth & Wellness Article
Research-based health article presenting Nigella sativa, its active compounds, potential benefits, safety considerations and the limits of the available evidence.
View PDFBulgarian Business Content Sample
Long-form Bulgarian marketing article about a business platform for reservations, payments, automation and customer loyalty.
View PDFNeuroplasticity Writing Sample
Narrative educational writing that uses musicianship and language learning to explain neuroplasticity through concrete, personal examples.
View PDFTranslation Industry Content Sample
Long-form Bulgarian marketing article for businesses and individuals, covering official translations, legal validity, confidentiality, document legalisation and the practical risks of working with an unregistered provider.
View PDFTranslation Industry Content Sample
English-language B2B marketing article explaining official translations, legal validity, quality control, confidentiality, legalisation procedures and the risks of using an unregistered provider.
View PDFEnglish Health Content Sample
Accessible English-language article exploring the roles of serotonin and dopamine in mood, motivation, habits, sleep, digestion and overall well-being.
View PDFCopywriting Portfolio
Editorial-style beauty content combining personal experience, product information and practical usage guidance.
View PDFCopywriting Portfolio
Informational content explaining coconut oil, its production, and the differences between refined and unrefined varieties.
View PDFHave a project in mind?
Content, copy, multilingual communication and digital campaign support, shaped around the audience and the goal.
Get in TouchCLIENT FEEDBACK
Real feedback from writing, editorial and multilingual client projects.










Career
Content Writer & Translator
DM Ghostwriting Agency
Assistant English Language Teacher
LevelUp English Language Academy · University Internship
Multilingual AI Content Creation Intern
Oltrans Translation Agency
Freelance Content Writer
Independent
Academic background
University of Plovdiv "Paisii Hilendarski"
Master’s programme focused on English language teaching, methodology, lesson planning, language acquisition and classroom practice. The programme develops advanced language competence together with the pedagogical skills needed to teach English effectively across different learner levels and educational contexts.
University of Plovdiv "Paisii Hilendarski"
A cross-disciplinary degree combining computational linguistics, language technologies, and software development. Key coursework included Programming Languages, Databases, Machine Translation, Computational Linguistics, Networks, and Text Editing, bridging the gap between language and technology in a way few writing professionals can offer.
Ivan Vazov Foreign Language High School, Plovdiv
Graduated with an overall grade of 5.74 out of 6.00. Achieved C1 level in English and B2 level in Russian (CEFR), reflecting a long-standing commitment to linguistic precision and language acquisition throughout both academic and professional work.
Credentials
Continuous learning across content marketing, digital strategy, languages and technology.
Google · Coursera
November 2026

Completed the full eight-course Google AI Professional Certificate, demonstrating practical AI fluency across brainstorming, research, communication, content creation, data analysis and coding. The programme included 20+ portfolio artifacts, a custom AI solution, effective prompting, output evaluation and responsible use of AI tools for real workplace challenges.
View certificate →Google · Coursera
November 2026

The complete course sequence behind the Google AI Professional Certificate: AI Fundamentals; AI for Brainstorming and Planning; AI for Research and Insights; AI for Writing and Communicating; AI for Content Creation; AI for Data Analysis; AI for App Building; and AI for App Deployment. Grouped here as one programme to show the full learning path without overcrowding the portfolio.
HubSpot Academy
Valid Oct 2026 – Nov 2028

Professional content marketing certification covering long-term content planning, content creation, promotion, analysis and growth-focused improvement. It complements my writing portfolio with a structured understanding of how content supports audience development and measurable marketing goals.
View certificate →Teacher Record · TEFL Professional Institute
November 2026 · Distinction

120-hour TEFL qualification completed with Distinction, supporting my work in English-language education with formal training in teaching English as a foreign language and strengthening the pedagogical foundation behind lesson planning, learner communication and language-focused content.
View certificate →NILE Online · Norwich Institute for Language Education
October 2026

30-hour self-access professional development course in English language teaching. The programme covered receptive and productive skills, teaching frameworks, task and resource analysis, authentic materials, learner motivation, correction, phonology, grammar and vocabulary teaching, and post-course action planning.
View certificate →Udemy
March 2025
Oltrans Translation Agency
September 2025
Partners Group SK
May 2025
Учебен Център Просперитет / EU-Funded
July 2026
Toolkit
Writing & Content
Technical
Languages
Let’s work together
Whether you need long-form content, conversion copy, multilingual communication or support with a digital marketing project, I’d be happy to hear about it.