Hire the Best Software Localization Professionals

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Rating is 4.9 out of 5.
4.9/5
Based on 197 client reviews
Omer C.

Bursa, Turkey

$20/hr
5.0
3 jobs

I am a notarized sworn translator for English-Turkish and Spanish-Turkish, with professional experience in translation, localization, OPI/VRI interpreting, AI data annotation, and multilingual content review. I help clients with: • English-Turkish / Turkish-English translation • Turkish localization and software localization • Medical, legal, business and general translation • AI/LLM data evaluation and annotation • Multilingual content quality review • OPI/VRI consecutive interpreting • Website, app and digital product localization I lived and worked in the United States for several years, which helped me develop strong American English comprehension, cross-cultural communication skills, and real-world workplace language experience. I also have experience in fast-paced operational environments, customer communication, terminology-heavy documents, and confidentiality-sensitive workflows. My work style is accurate, detail-oriented and deadline-focused. I care about natural language, cultural nuance, terminology consistency and clear communication. Whether you need a document translated, an app localized, AI data reviewed, or Turkish language support for your project, I can help you deliver professional and reliable results.

  • Software Localization
  • Localization
  • Translation
  • Live Interpretation
  • Turkish
  • AI Data Analytics
  • Data Entry
  • Data Annotation
  • Website Localization
  • Translation & Localization Software
  • Medical Translation
  • Legal Translation
  • English
  • Turkish to English Translation
  • Consecutive Interpreting
  • General Transcription
  • Subtitling
  • English to Turkish Translation
  • Language Interpretation
Dion L.

Fortaleza, Brazil

$25/hr
5.0
200 jobs

If you need natural, culturally relevant translations that resonate with Brazilian audiences, I can help. I’m a senior English → Brazilian Portuguese translator with 10 years of experience and 200+ completed projects. I go beyond literal translation to ensure your message is accurate, engaging, and effective. You can expect attention to detail, clear communication, and on-time delivery. Areas of expertise: - English → Brazilian Portuguese translation and localization - Proofreading and editing for clarity, fluency, and consistency - Post-editing of AI and machine translation (MTPE) - Transcreation for marketing and brand messaging - Quality assurance and terminology management Common projects: - Website, app, and software localization - Marketing and promotional content - Business and corporate communications - Educational content, courses, and training materials - Articles, blogs, and digital media Credentials: - Native Brazilian Portuguese speaker - Upwork Top Rated Plus | 100% Job Success - Cambridge FCE Certificate - Duolingo English Proficiency Certificate - Hubspot Inbound Certification

  • Software Localization
  • Localization
  • English
  • Portuguese
  • English to Portuguese Translation
  • Portuguese to English Translation
  • English to Brazilian Portuguese Translation
  • Brazilian Portuguese to English Translation
  • Brazilian Portuguese Dialect
  • Translation
  • Proofreading
  • Editing & Proofreading
  • AI Content Editing
  • Transcreation
  • Website Localization
  • Marketing Localization
  • SEO Localization
  • Legal Translation
  • Technical Translation
  • Medical Translation
Jan M.

Karlovy Vary, Czech Republic

$25/hr
5.0
387 jobs

Overview I help SaaS, technology, localization, and AI teams ship accurate, natural Czech content – and evaluate the quality of human, machine-translated, and LLM-generated language. Native Czech linguist | 10+ years of experience | 20,000+ Upwork hours | 350+ contracts | 99% Job Success | Top Rated My work goes beyond word-for-word translation. I specialize in localization, linguistic quality assurance, AI/MT output evaluation, and final human review for projects where accuracy, consistency, context, and compliance with detailed guidelines matter. Core services • English → Czech localization – apps, SaaS products, websites, UI, help centers, marketing and product content • LQA & MQM evaluation – error identification, categorization, severity assessment and linguistic QA • AI / LLM language evaluation – Czech output review, preference ranking, linguistic assessment and quality analysis • MTPE – professional post-editing of machine- and AI-generated translations • Proofreading & final review – accuracy, grammar, fluency, terminology, style and consistency • Terminology & style-guide compliance – termbases, client-specific language rules and consistency audits • Legal, financial & technical translation/review – high-accuracy content requiring careful human verification • Audiovisual localization & QC – subtitles, scripts and language quality review What I bring to your project ✓ Native-level Czech language judgment and strong English proficiency ✓ Extensive experience with long-term localization workflows ✓ Careful distinction between objective errors and stylistic preferences ✓ Strict compliance with terminology, character limits, tags, variables and formatting requirements ✓ Experience evaluating both human and AI-generated language ✓ Reliable communication, thorough QA and consistent delivery ✓ Ability to work independently as a Czech language owner or as part of a localization team Tools & formats CAT / localization: SDL Trados Studio, memoQ, Phrase, Smartcat, Crowdin, XTM Cloud, Wordbee, Xbench Formats & technical content: XLIFF, XML, JSON, HTML, spreadsheets, structured localization files, placeholders and variables I am particularly interested in ongoing Czech localization, LQA/MQM, AI language evaluation, linguistic data quality, terminology management and Czech language ownership. If you need more than a translator – someone who can translate, evaluate, review, standardize and take responsibility for Czech language quality – I would be happy to discuss your project.

  • Software Localization
  • Localization
  • English to Czech Translation
  • Website Localization
  • Czech
  • Translation
  • Proofreading
  • Linguistics
  • Machine Translation
  • Quality Assurance
  • AI Content Editing
  • Data Quality Assessment
  • Legal Translation
  • Technical Translation
  • Subtitling
Paul B.

San Sebastian de los Reyes, Spain

$25/hr
5.0
111 jobs

Overview: As a native Spanish speaker with over 25 years of experience in IT and editorial environments, I specialize in accurate, culturally relevant English-to-Spanish translation and Spanish editing for professionals, brands, and businesses. I offer more than translation — I deliver localized content that makes sense to your target audience, maintains your tone and intention, and respects regional formats and conventions. What I Can Help With: 📝 English to Spanish Translation (Marketing, Technical, Business) 🖋 Spanish Copy Editing & Proofreading 📄 Localization of Product Sheets, Presentations, Sales Materials 🌍 Adapting content to Spanish-speaking markets (language + context) What You’ll Avoid by Working With Me: ❌ Machine-like, literal translations that miss tone and nuance ❌ Awkward grammar or phrasing that damages your brand’s credibility ❌ Time wasted correcting or rewriting low-quality work ❌ Communication breakdowns with non-native or inexperienced freelancers I bring deep attention to detail, an understanding of both corporate and cultural nuance, and a commitment to clear, accurate, high-quality Spanish. Let’s make your Spanish content sound like it was written that way from the start.

  • Software Localization
  • Proofreading
  • Subtitles
  • Translation
  • Castilian Spanish
  • Technical Translation
  • Content Localization
  • Mobile App Localization
  • English to Spanish Translation
  • macOS
  • Microsoft Excel
Murat Z.

Ankara, Turkey

$15/hr
5.0
20 jobs

I am a detail-oriented AI Data Specialist, Annotator, and Bilingual Evaluator with over 5 years of hands-on experience supporting large-scale machine learning and data curation projects. I specialize in bridging the gap between high-level dataset requirements and high-accuracy delivery across both Turkish (Native) and English (C2 Proficient). Core Strengths & Expertise:AI & LLM Data Operations: Experienced in model output evaluation, RLHF/SFT data labeling, intent classification, and search/translate result quality assurance (Centific, Lionbridge, and Google-focused projects). Data Curation & Research: Skilled in large-scale dataset management, data mining, structured data entry, and web research with strict adherence to quality guidelines. Language & Localization: Accurate English-to-Turkish and Turkish-to-English translation, technical audio transcription, and content auditing. Analytical Background: Background in Econometrics (B.S.) and Business Management (M.S.), bringing a structured, analytical approach to complex data workflows. Key Qualifications:EF SET C2 Proficient (76/100) certified English proficiency. 5+ Years on Upwork & Global Platforms, delivering high-volume annotation, data entry, and audio transcription tasks with zero compromise on accuracy. Professional corporate foundation in financial operations (Türkiye İş Bankası) ensuring data integrity, confidentiality, and dependable communication. Whether you need high-accuracy data labeling, LLM evaluation, dataset curation, or localized quality assurance, I deliver consistent, error-free results on time. Let's connect to discuss your project requirements!

  • Translation
  • Turkish to English Translation
  • English to Turkish Translation
Sawsan D.

Istanbul, Turkey

$50/hr
4.8
251 jobs

🚀 Top Rated Plus | $100K+ Earned | 200+ Projects | Trusted for High-Stakes Arabic Translation Looking for a native Arabic translator who delivers fast, culturally accurate, and compliant content in FinTech, e-commerce, legal, education, and iGaming sectors? You’re in the right place. With 10+ years of experience, I specialize in adapting complex English content—casino & betting guides, SEO-optimized iGaming articles, crypto, trading platforms, court documents, investor reports—into Arabic that’s fluent, natural, and tailored for Arabic-speaking markets across MENA. 🧠 Specializations ▪️ iGaming & Betting: casino reviews, slot descriptions, crash games, poker, sports betting, bonus & promotion pages, responsible gambling ▪️ SEO & Content Writing: keyword research, on-page SEO, meta titles/descriptions, blog & long-form articles ▪️ Legal: contracts, court docs, compliance ▪️ FinTech & Trading: crypto, Forex, stock content ▪️ Education & NGO: learning content, research, outreach ▪️ Business: HR, internal comms, training docs ▪️ Proofreading & QA: consistency, fluency, terminology ▪️ Accessibility: alt text, inclusive editorial writing 🛠️ Tools I Use Trados | Smartcat | MemoQ | WordPress | Crowdin | Figma | SEO tools (Ahrefs, SEMrush, Google Search Console, SurferSEO) 🎓 Credentials & Certifications BA in English Literature MA in Leadership in Education TEFL, TESOL, TOMER (Turkish) Inspire to Lead – University of Chichester Trilingual: Arabic, English, Turkish Available full-time | Detail-obsessed | Client-focused 💬 Clients Say: “Professional, responsive, and culturally spot-on.” “Fast turnaround, zero errors. Highly recommended!” "Sawsan completed the project on schedule, and according to instructions. This was a particularly challenging job, due to a niche topic, and she did a great job of accommodating our translation needs. I would definitely recommend." "Sawsan is a highly skilled individual with a great work ethics. She delivered to us a professionally done Arabic report in a record time. We will continue to work with Sawsan and highly recommend her." "I recently hired Sawsan for a translation project, and I am absolutely thrilled with the results! Their translation skills are simply outstanding. From the moment I reached out to them, they were highly professional, responsive, and attentive to my needs." Let’s make your English-to-Arabic content and SEO strategy clear, credible, and culturally on point. 📩 Message me today—I'm ready when you are. 🔍 Keywords to Find Me Arabic English Translator | English Arabic Translator | Arabic Localizer | Arabic Linguistic Editor | Transcreation Specialist | Arabic Proofreader | FinTech Arabic Translator | Forex & Crypto Arabic Translation | iGaming Arabic Translator | Casino & Betting Content Arabic | SEO Content Writer (Arabic) | Legal Arabic Translator | Educational Content Localizer | MTPE Arabic Specialist | Subtitling & Dubbing (Arabic) | Alt Text Writer (Arabic) | Crowdin Translator | WordPress Content Localizer | CAT Tools Expert: Trados, Smartcat, memoQ | Remote Arabic Linguist | Top Rated Plus Translator | Arabic Crypto Localization | High-Volume Arabic Projects

  • Localization
  • Proofreading
  • Microsoft Office
  • Data Entry
  • Editing & Proofreading
  • Medical Translation
  • Science Tutoring
  • English to Arabic Translation
  • Legal Translation
  • Subtitling
  • Linguistics
  • General Transcription
  • North Levantine Arabic Dialect

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