Source Job

$14–$14/hr
India

  • Analyze distributed system APIs to validate correctness, consistency, and failure handling across services.
  • Execute pre-approved request variations and boundary-validation scenarios against staging endpoints.
  • Capture complete request/response evidence and document system behavior under unexpected inputs.

API Testing Distributed Systems Scripting

16 jobs similar to Senior SDET

Jobs ranked by similarity.

India

  • Design and maintain automated API test suites for gRPC-Web, Proto3, HTTP/2, and JSON-RPC/REST services.
  • Inspect and reconstruct network traffic using proxy tools and export sanitized HAR evidence for backend validation.
  • Develop Python, Postman, and cURL scripts for API functional and regression testing.

Welo Data, part of Welocalize, is a global AI data company that provides high-quality, ethical data to train advanced AI systems. It operates with a diverse community of 500,000+ contributors across 100+ countries, emphasizing flexibility, growth, and support.

Latin America

  • Design, build, and maintain automated regression test suites for a complex observability and audit platform.
  • Validate APIs, data pipelines, distributed tracing, and infrastructure deployments using scripting and automation.
  • Collaborate with engineering teams in Agile sprints, executing load testing and defect tracking to ensure platform reliability.

Oowlish is a rapidly expanding software development company based in Latin America, providing digital solutions to clients in the US and Europe. The company is certified as a Great Place to Work, fostering a nurturing work environment with opportunities for professional development and growth.

$20,000–$30,000/yr
Europe

  • Design and execute comprehensive test strategies across Mobile, Web, and backend services.
  • Validate complex user flows that span frontend interfaces and backend systems.
  • Perform API validation, data integrity checks, and business logic testing.

PadSplit is a housing platform that provides affordable shared living solutions. It is a startup with a remote team, fostering a culture of ownership and accountability.

US Unlimited PTO

  • Perform risk-based exploratory, functional, regression, and integration testing across complex SaaS systems, APIs, databases, and document-processing pipelines.
  • Use AI as a testing co-pilot to analyze code changes, generate test scenarios, investigate issues, and improve coverage across user interfaces and backend services.
  • Collaborate with engineers and product managers to establish testable acceptance criteria, reproduce production issues, and maintain targeted automated checks with tools like Playwright.

They operate a technology platform that processes critical legal documents and workflows. The company is a fast-moving, AI-assisted engineering organization with a collaborative, quality-focused culture.

Canada

  • Ownership of end-to-end quality for critical payment journeys, including deposits, payouts, and reconciliation.
  • Design and execute API-first test strategies covering REST, JSON, HTTP, and complex transaction lifecycles.
  • Collaborate with backend engineers and product teams to establish acceptance criteria and improve testability.

The company is a fintech platform handling global payments and financial operations. It is a modern, cloud-based organization with a collaborative, knowledge-sharing culture.

Brazil

  • Lead and develop a Quality Engineering team establishing quality standards and frameworks.
  • Design and implement comprehensive testing procedures for APIs, integrations, and distributed systems.
  • Use production signals to identify quality gaps and prevent recurring failures.

This partner company focuses on delivering robust software solutions through quality engineering. They operate in a fast-paced, collaborative remote environment with a focus on engineering excellence and business impact.

LATAM

  • Author and execute functional test cases across the governance rule library to ensure correct PERMIT/DENY/ESCALATE outcomes.
  • Build negative and edge-case test coverage focused on actions the platform is designed to stop.
  • Maintain a traceable mapping between test cases, rules, and requirements while logging defects with clear reproduction steps.

Ubiminds connects Latin American tech professionals with software companies in the US and Canada. With 9 years in the market and GPTW-certified, it supports hundreds of professionals in data, design, product, and engineering, providing full back-office support and career guidance.

Mexico

  • Design and evolve automated testing architecture across products and engineering teams.
  • Build and maintain automated API, integration, contract, end-to-end, regression, and UI tests.
  • Integrate automated suites into CI/CD pipelines and establish enforceable quality and release gates.

Tech Holding is a full-service consulting firm that delivers predictable outcomes and high-quality solutions to clients. With founders and team members holding senior positions from startups to Fortune 50 companies, the firm emphasizes deep expertise, integrity, transparency, and dependability in a collaborative culture.

Mexico

  • Build and maintain evaluation suites for AI features, testing agent behavior end-to-end and ensuring guardrails hold under adversarial input.
  • Design, execute, and maintain automated and manual test coverage across web and mobile platforms, including API, integration, and performance testing.
  • Collaborate with Engineering, Product, and Customer Success teams to improve quality, mentor teammates, and leverage AI-powered tools to enhance QA workflows.

AlertMedia is the leading risk intelligence and response platform, trusted by the largest companies to protect people and assets. We are a high-growth, PE-backed SaaS company with more than 4,000 clients, a culture of collaboration, and a 10-year streak as a Best Workplace.

$150,000–$170,000/yr
Global

  • Design, build, and maintain automated test suites across API, UI, security, and performance/load testing.
  • Use AI-based testing tools like Claude Code and Copilot to generate, refactor, and scale tests, integrating them into CI/CD pipelines.
  • Validate data integrity, test distributed services, and support root cause analysis in an Agile environment.

TREND Health Partners is a tech-enabled payment integrity company that facilitates collaboration between payers and providers to reduce waste and improve healthcare access. It is a dynamic growing organization with a collaborative and innovative work environment.

Sri Lanka

  • Design and execute comprehensive test plans for web and API automation, ensuring functionality aligns with specifications.
  • Collaborate with development teams to resolve issues, track results, and communicate status clearly.
  • Perform non-functional testing, including security, accessibility, and AI-feature validation.

Pulse iD is a fintech start-up providing an end-to-end intelligent platform for offer sourcing, merchant-funded rewards, and geolocation services. They collaborate with financial institutions and enterprises across Asia, striving to enhance client experiences and drive business growth.

India

  • Design and implement automated testing strategies for web applications, APIs, microservices, graph databases, and cloud environments.
  • Establish quality gates in CI/CD pipelines, monitor test reliability, and collaborate with engineering and data science teams.
  • Develop evaluation frameworks for AI/ML models and agentic workflows, ensuring reliability, fairness, and explainability.

The company is a partner organization that builds AI-powered enterprise platforms. It has a collaborative, remote-friendly culture with a focus on quality and innovation.

Mexico

  • Execute manual and exploratory test passes on web and mobile releases, using browser developer tools and device logs to investigate issues.
  • Debug React Native applications on real devices and simulators, utilizing Datadog for triaging and confirming client-side or server-side bugs.
  • Collaborate closely with engineering, product, and design throughout feature development, ensuring clear communication and proactive reporting on test coverage and release risk.

Tech Holding is a full-service consulting firm that delivers predictable outcomes and high-quality solutions. Founded by industry veterans with experience from startups to Fortune 50 companies, the company emphasizes deep expertise, integrity, transparency, and dependability.

$90,000–$120,000/yr
US

  • Execute manual and automated test cases to ensure product quality and reliability.
  • Apply API testing tools and integrate tests in CI/CD pipelines.
  • Collaborate with dev engineers and product teams to document defects and communicate results.

PerfectServe is a leading provider of clinical communication and physician scheduling solutions in the health IT space. The company has 400+ employees, 30,000+ customers, and $100 million+ in annual revenue, with a collaborative culture focused on innovation and customer delight.

US

  • Lead manual and automated testing for RESTful web services and UI layers to ensure quality of the SaaS product.
  • Drive test case planning, defect triage, and CI/CD integration to support fast-paced releases.
  • Mentor team members and advocate for quality engineering best practices across scrum teams.

Hypori is a high-growth cybersecurity SaaS company that transforms secure mobility with a virtual workspace platform enabling enterprise app access from any device without data on the endpoint. Backed by $55M in funding, Hypori is expanding into commercial and regulated markets with a focus on innovation and growth.

Global

  • Develop and maintain a custom Python-Selenium automation framework for end-to-end testing.
  • Create and implement new test scripts and analyze logs to identify issues.
  • Collaborate with cross-functional teams to align testing goals with company priorities.

Miratech is a global IT services and consulting company that helps visionaries change the world by supporting digital transformation for large enterprises. With nearly 1000 full-time professionals and a culture of Relentless Performance, the company has a 99% project success rate and operates in over 25 countries.