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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Engineer, Antifraud - **Company:** PISMO LLC - **Location:** United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Clean Code Principles, Java (Programming Language), Application Programming Interfaces (APIs), Amazon Web Services, Amazon S3, Software Quality, Code Review, Relational Databases, Distributed Systems, Amazon DynamoDB, Groovy, Java Virtual Machine (JVM), Swagger, Amazon Simple Notification Service (SNS), Software Engineering, Git, Servicebus, Integration Tests, Amazon Simple Queue Service (SQS), Terraform, Software Version Control, Jenkins, Golang, Microservices - **Published:** September 23, 2026 - **Apply:** https://arc.dev/remote-jobs/j/redirect/pm2xxn45to ## About the Role * Proficiency in English at B2 level or above (Upper-Intermediate), * 5 or more years of relevant work experience with a Bachelor's or Associate's Degree or at least 2 years of work experience with an Advanced degree (e.g. Masters, MBA, JD, MD) * Experience with Golang * Experience with Financial Industry or Payments / Authorization Systems Technical Skills * Experience with Financial Industry or Payments / Authorization Systems. * +3 years of experience with Golang. * Skilled in Golang and adaptable to other languages like - Java/Groovy or JVM-related. * Advanced Git user resolves team version control issues. * Thorough code reviews focusing on cross-domain quality. * Writes and validates unit, integration, performance, and end-to-end tests. * Experienced with Swagger, flow diagrams, and API documentation, supports DEVEX and external publishing. * Proficient with Terraform, Argo, Jenkins, Codefresh for infrastructure and deployment understand related integrations. * Deep product knowledge, active in feature planning and impact analysis. * Strong relational database design and non-relational strategy, effective data modeling. * Proficient in AWS, applying optimal performance techniques. * Designs scalable microservices and evaluates architectural options. * Identifies and resolves distributed systems issues for improved reliability. Preferred Qualifications * Work with critical systems is a differential * Understanding of observability practices (monitoring, tracing, alerting). ## Description The anti-fraud team works with two main systems, one of which is responsible for monitoring transactions and then communicating with third parties to verify whether the transactions are in order or if it is an attempted fraud, and another system that assists other modules in calculating fees and the like., * Develop and maintain applications using Golang or Java, following clean code and best software engineering practices. * Design and implement scalable, reliable, and secure microservices architecture. * Collaborate with engineering and product teams to refine and deliver technical solutions aligned with business needs. * Leverage AWS services such as SQS, SNS, DynamoDB, S3, and EventBridge in day-to-day development. * Use Terraform to provision, maintain, and evolve AWS infrastructure. * Write unit and integration tests to ensure code quality and system robustness. * Monitor application health and performance using observability tools (metrics, logs, alerts). * Participate in code reviews and provide constructive feedback to peers. * Contribute to architectural and technical discussions, supporting continuous improvement and innovation. ## Related Videos - [Migrating half a million users to a new payment service provider](https://www.wearedevelopers.com/videos/730-migrating-half-a-million-users-to-a-new-payment-service-provider) - [Give your build some love, it will give it back!](https://www.wearedevelopers.com/videos/514-give-your-build-some-love-it-will-give-it-back) - [Go with the Flow: Stop the Leaks Before Your Memory's a Waterfall!](https://www.wearedevelopers.com/videos/100073-go-with-the-flow-stop-the-leaks-before-your-memory-s-a-waterfall) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [AI-Native Enterprise Platforms: Interpreting Logic, Not Compiling Code](https://www.wearedevelopers.com/videos/1975-ai-native-enterprise-platforms-interpreting-logic-not-compiling-code) - [Scoring 2000 Products per Request: Performance Pitfalls in Golang](https://www.wearedevelopers.com/videos/2073-scoring-2000-products-per-request-performance-pitfalls-in-golang) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [The Best X (Twitter) Accounts for Developers](https://www.wearedevelopers.com/magazine/294-the-best-x-twitter-accounts-for-developers) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [How Much FAANG Companies Actually Pay Software Engineers in 2025](https://www.wearedevelopers.com/magazine/230-how-much-faang-companies-actually-pay-software-engineers-in-2025)