Source Job

Germany Netherlands

  • Conduct a moderated usability study for a global fintech app.
  • Send a real $20 money transfer to India and share feedback.
  • Remote freelance role for testers based in Germany or the Netherlands.

Software Testing Usability Testing Mobile Testing English

20 jobs similar to Freelance Software Tester for Payments testing

Jobs ranked by similarity.

Germany

  • Record short, one-sided phone calls in German on your iPhone to help build natural voice AI.
  • Follow a 6-step flow: greeting, ID verification, issue description, pause, resolution, and closing using fake details.
  • Earn $4.30 per approved session, with 4–10 sessions totaling $17.20–$43.00.

CrowdGen by Appen provides a platform for AI training data collection, connecting independent contractors with flexible, project-based work. As part of Appen, a global leader in AI data services, it focuses on improving voice AI with natural human input.

Global

  • Design and build rigorous Terminal-Bench tasks to test LLM capabilities in multilingual software engineering and terminal workflows.
  • Create realistic task environments with datasets and files in your native language to measure multilingual robustness without English translation crutches.
  • Support reference solutions, write deterministic verifier scripts, and calibrate task difficulty across varied model tiers.

LILT provides AI-powered multilingual translation and language services for enterprises, governments, and AI developers. It is a global community of linguists and software engineers focused on innovation and human-verified AI solutions.

$24–$24/hr
US Canada UK Europe Australia New Zealand

  • Upload business invoices you sent or received at work from your phone's Files app.
  • Ensure the invoice is not under NDA, is the original file, and has readable line items, tax, and total.
  • Earn $0.80 per accepted invoice, paid via PayPal, Venmo, or Solana wallet.

Kled is building the largest opt-in human data network, where people upload real photos, videos, and documents and get paid for licensing their data to AI labs. Since launching in 2026, it has scaled to 600,000+ active contributors and raised $15M+ from top investors.

Europe

  • Handle incoming requests from users worldwide via email and be the voice of the company.
  • Meet performance metrics like First Response Time, Resolution Time, and CSAT.
  • Master product processes, escalate complex requests, and process refunds.

Boosta is a holding tech company that creates, develops, and invests in digital businesses with global potential. We collaborate with over 800 specialists worldwide and millions of users use our products and services.

Europe Unlimited PTO

  • Own the end-to-end accounts payable process for European and French entities.
  • Reconcile Pleo and Ramp card transactions and keep vendor data clean.
  • Build automations to turn manual AP steps into smooth workflows.

saas.group acquires and accelerates promising B2B SaaS companies, turning small software products into industry leaders. With nearly 380+ colleagues across 50+ countries, we run a fully remote, high-trust culture built on innovation and collaboration.

Payslips

Kled
$30–$30/hr
United States Canada UK Europe Australia New Zealand

  • Upload a full payslip from your Files app as the original file.
  • Earn $1.50 per accepted submission, roughly $30 per hour at a typical pace.
  • Work remotely on your own schedule from 36 countries using an iPhone.

Kled is building an opt-in human data network where people upload real photos, videos, and documents and get paid, with data licensed to AI labs. Since 2026, it has scaled to 600,000+ contributors and raised $15M+ from top investors.

Southeast Asia

  • Upload a fake payment confirmation screenshot you received, followed by a real payment confirmation from the same app.
  • Draw a box around the giveaway detail that reveals the screenshot is fake and answer one question about what is wrong.
  • Get paid $1.60 per accepted pair, working remotely on your own schedule in eligible Southeast Asian countries.

Kled is building a consumer app where people upload real photos, videos, and documents to earn money by contributing to a human data network. The company has scaled to 600,000+ active contributors, processes 5M uploads per day, and has raised $15M+ from prominent investors.

$0–$14/hr
Southeast Asia

  • Screenshot fake 'missed delivery' texts and emails on your iPhone.
  • Include the sender and any link shown as text.
  • Upload through the Kled app and get paid per accepted submission.

Kled pays people for uploading real photos, videos, and documents, then licenses that rights-aware data to AI labs and enterprises. It has 600,000+ active contributors, reached #1 on the App Store, and raised $15M+.

Brazil

  • Evaluate AI-generated German audio in realistic customer service scenarios across travel, finance, and technical support.
  • Design and execute role-play interactions to assess conversational accuracy, naturalness, and task completion.
  • Generate structured datasets and feedback that help improve conversational AI performance.

Jobgether is an AI-powered job matching platform that connects candidates with hiring companies. It uses AI to review applications and promote fair, objective hiring for remote freelance roles.

Europe

  • Own and manage the product backlog, translating product priorities into structured initiatives, requirements, and deliverables.
  • Drive exchange, trading, and liquidity features from problem definition through production launch, coordinating engineering and cross-functional teams.
  • Support pricing, revenue logic, and liquidity-provider integrations while using product metrics to identify performance improvements.

CoinsPaid Solutions is a fintech company building blockchain payment infrastructure that connects digital assets with real-world financial operations. With over 350 professionals working remotely across multiple countries, the team is remote-first and fosters a culture of ownership, trust, and collaboration.

Austria

  • Test digital merchant tools and audit AI-generated business profiles for accuracy.
  • Provide structured feedback on usability, relevance, and local search results.
  • Apply hands-on business expertise to improve AI-driven commerce platforms.

Jobgether is an AI-powered job matching platform that connects candidates with hiring companies. This freelance role is posted on behalf of a partner company and offers flexible, fully remote work as an independent contractor.

$14–$14/hr
Southeast Asia

  • Write original text in a language you speak natively or fluently—not translated from English.
  • Earn $1.30 per accepted piece, about $14/hour at typical pace, with up to 5 pieces per session.
  • Work remotely on your own schedule from 11 Southeast Asian countries using the Kled iPhone app.

Kled is building the largest opt-in human data network in the world, where people upload real photos, videos, and documents and get paid continuously. With 600,000+ active contributors and $15M+ raised from top investors, we filter and license rights-aware data to AI labs.

Global

  • Translate English software UI text delivered as keys, preserving meaning, clarity, tone, variables, and formatting requirements.
  • Translate online marketing content into persuasive, natural Spanish for the intended audience and confirmed regional variant.
  • Apply Circle’s translation guidelines, glossary, and style guide consistently across all assigned work.

Circle builds an AI-powered, all-in-one platform for digital businesses to engage audiences via communities, live streams, events, chat, courses, and payments. It's a fully remote team of ~270 worldwide, valuing ownership, high standards, and async collaboration.

Canada

  • Own the end-to-end product experience for money movement across on-ramps, off-ramps, pay-ins, payouts, settlement, and treasury.
  • Transform manual, spreadsheet-based workflows into scalable, reliable product infrastructure using AI-native approaches.
  • Partner with cross-functional teams and external partners to launch and optimize payment rails across emerging markets.

The employer is an AI-native fintech focused on building foundational money-movement and payment infrastructure. It operates in a fast-moving, remote-first environment with a focus on emerging-market payment corridors and cross-functional collaboration.

Global

  • Search for a flight, hotel, or table on any travel or restaurant site and screenshot each step from search through review.
  • Stop before payment, describe each step, and submit the ordered sequence as one flow.
  • Get paid $1.10 per accepted submission with no minimum hours or interview, via PayPal, Venmo, or Solana.

Kled is building the largest opt-in human data network, where users upload real photos, videos, and documents for continuous pay and license that data to AI labs and enterprises. Since launching in 2026, Kled has scaled to 600,000+ active contributors, processed 5M uploads per day, and raised $15M+ from prominent investors.

Europe

  • Combine manual and automated testing for compliance features and complex scenarios.
  • Design and maintain Java-based automated tests for APIs, integrations, and E2E flows.
  • Verify KYC/AML and antifraud processes, integrate tests into CI/CD, and use AI tools for efficiency.

Quadcode is a fintech company specializing in financial brokerage and providing advanced trading platforms as SaaS solutions to brokers worldwide. With a team of over 500 tech-driven professionals across the globe, it fosters a positive, innovative culture where every project drives impact.

$28–$28/hr
United States Canada UK Europe Australia New Zealand

  • Upload a complete bank or card statement from your banking app, every page in order.
  • Earn $2.30 per accepted submission, with typical pace around $28/hour.
  • Work remotely on your own schedule in 36 countries; no interview or minimum hours.

Kled is building a consumer app where people upload real photos, videos, and documents and get paid for licensing their data to AI companies. Since launching in 2026, it has scaled to 600,000+ contributors and raised over $15M from prominent investors.

$17–$17/hr
Southeast Asia

  • Write as you would text a friend, mixing two languages naturally in the same sentence.
  • Declare your two languages, write brief code-switched pieces, and submit them through the Kled app.
  • Earn $1.10 per accepted piece, paid via PayPal, Venmo, or Solana wallet; no interview or minimum hours.

We are building the largest opt-in human data network by paying people for their real photos, videos, and documents. We've scaled to 600,000+ contributors and raised $15M+ from prominent investors.

Tax Forms

Kled
$30–$30/hr
US Canada Europe Australia New Zealand

  • Upload a completed tax form from your Files app with all pages included.
  • Complete identity verification and ensure every numbered box and value is readable.
  • Earn $2.00 per accepted form, about $30 per hour, with no interview or minimum hours.

Kled is building the largest opt-in human data network by paying users to upload real photos, videos, and documents, then licensing that data to AI labs and enterprises. Since launching in 2026, it reached #1 on the App Store (Finance), scaled to 600,000+ active contributors, processes 5M uploads per day, and raised $15M+ from top investors.

Europe 4w PTO

  • Coordinate onboarding of payment service providers, electronic money institutions, and banking partners.
  • Manage documentation, compliance support, and partner communication for smooth payment operations.
  • Track onboarding statuses, resolve operational issues, and collaborate with cross-functional teams.

They are a growing international technology company focused on innovative B2B solutions and payment services for global clients. They offer a collaborative, remote-first culture with opportunities for professional development.