Top Software Engineer Jobs

The Senior Software Engineer designs and develops software applications, optimizes APIs and databases, collaborates with teams, and ensures code quality through various testing practices.

Lead design, development, and implementation of high-quality payment applications. Collaborate with cross-functional teams to gather requirements, code, test, debug, and optimize large-scale distributed systems. Maintain and improve codebases, run peer reviews, and mentor junior developers. Contribute to CI/CD, cloud deployments, and ensure reliability and performance in a payments environment.

Design, build, and maintain reliable full‑stack applications and infrastructure. Lead planning and delivery of complex projects, collaborate with product and design, own features from design to release, improve code quality, and implement stepwise migrations to scalable, fault‑tolerant systems.

Build and maintain a trading-grade platform for reserving and allocating AI compute. Implement core features, own frontend for customers, ensure reliability with tests, and contribute to infrastructure and deployment tooling.

Lead technical vision and architecture for a partner-facing platform. Design scalable GraphQL/REST APIs, SDKs, micro-frontends, and developer tools. Contribute code (TypeScript/React, C#/.NET), establish standards for schema governance, security, observability, and Kubernetes operations. Coordinate cross-team integration, shape roadmaps, mentor engineers, and measure platform health and partner success.

Lead backend architecture and high-performance cloud services, deliver scalable Node.js/TypeScript APIs, optimize CI/CD and deployments, mentor engineers, define engineering standards, and resolve complex system issues to ensure reliability and performance.

Design and build React-based applications, support component design and deployment practices, implement data storage and scalable performance optimizations, work with clients and technical leads, apply UI/UX principles, testing at all levels, collaborate on code reviews and agile delivery.

Lead architecture and delivery of scalable, distributed SaaS systems, drive cross-organizational technical standards, prototype new technologies, ensure production excellence, mentor engineers, and influence strategic engineering decisions.

Design, build, and maintain scalable full-stack web applications using .NET Core/C# backends and Next.js/Angular/React frontends. Implement Azure-native solutions (App Services, Functions, Cosmos DB, Azure SQL), IaC with Terraform, CI/CD (GitHub Actions/Azure DevOps), Dockerized deployments, monitoring, testing, and documentation. Participate in Agile teams, code reviews, and mentor engineers.

Design and implement scalable backend systems for Patreon's platform. Collaborate with engineers and product managers to maintain and optimize performance.

Design, develop, and support enterprise SQL-based applications that integrate budgeting and financial data. Work with customers, systems engineers, and cross-functional teams through the full SDLC to deliver, deploy, and sustain reliable production systems, improve reliability and performance, and maintain technical documentation in an Agile/JIRA environment.

Design, build, and optimize payment risk control features and automation platforms. Develop Spark data pipelines, implement feature logic via UMEngine, integrate real-time/event-driven and batch workflows, tune performance, operate containerized services (Kubernetes/Docker), and collaborate with data science and cross-functional teams to meet reliability and SLA targets.

Design, build, and maintain rule-based decision engines and DSL runtimes in Java and Python. Implement high-throughput Kafka pipelines, cloud-native services on GCP (GKE/Dataproc), and data reporting with BigQuery/Bigtable. Develop CI/CD-backed test suites, instrument observability, operate Kubernetes clusters, participate in on-call, troubleshoot production incidents, and mentor junior engineers.

Lead design and implementation of client-side software, drive architecture and performance optimization, ensure non-functional requirements (availability, security, scalability, observability), improve CI/CD and test automation, mentor engineers, collaborate with cross-functional stakeholders, and own end-to-end delivery of features and services.

Define and drive technical architecture and long-term roadmap for large-scale, secure payment systems. Design distributed, highly available microservices on cloud (AWS), ensure compliance (PCI‑DSS/SOC2), mentor engineers, lead architecture reviews, and align engineering with product and business goals.

Design, develop, test, and release web applications, APIs, and browser extensions using JavaScript/Node.js and modern front-end frameworks. Drive architecture and microservices design, migrate legacy code, implement CI/CD and monitoring, write tests, perform code reviews, provide on-call operational support, and mentor engineers.

Lead a small engineering team to design, implement, and operate large-scale, cloud-native services. Own end-to-end delivery, performance, availability, and release management. Build microservices and RESTful APIs using Python/Django, containerization and Kubernetes, cloud platforms (AWS/GCP), event-driven systems, CI/CD, and infrastructure-as-code. Participate in on-call rotations and drive continuous improvement.

Design, develop, and deploy scalable, reliable payment services and RESTful microservices. Lead architecture discussions, write maintainable code, troubleshoot production issues, collaborate with cross-functional teams, and support services 24/7. Advocate best practices and participate in agile delivery.

Design, implement, and maintain ETL pipelines and big-data workflows; compute and validate metrics; monitor and recover failed jobs; investigate anomalies and perform root-cause analysis; build scalable features, improve monitoring, mentor junior engineers, and collaborate with product and engineering teams.

Design, develop, and deploy scalable, fault-tolerant Java-based banking and payment settlement platforms. Build idempotent, high-performance distributed systems, integrate with bank partners and payment networks, implement APIs and webhooks, maintain ACH processing and instant transfers, debug production incidents, write runbooks and UML designs, and collaborate with product, compliance, risk, infrastructure, and external partners.

Design, build, and operate a Wallet-as-a-Service platform: own end-to-end system and low-level interface design, implement high-performance secure backend services and REST APIs, optimize latency, ensure compliance and settlement processing, deploy and maintain microservices in hybrid on-premises and AWS environments, participate in CI/CD, code reviews, production debugging, and provide technical support across wallet products.

Lead ground software systems engineering and integration & test for mission-critical satellite ground systems. Design, develop, and integrate cloud-based backends and operator front-end tools, create modular architectures, debug large distributed systems, represent NG to external stakeholders, manage tasking, mentor teams, and present technical recommendations to leadership and customers.

Lead design, development, and modernization of mission-critical IBM i applications using RPG and DB2 for i. Build APIs and integrations, reduce technical debt, optimize performance, and adopt AI-powered development tools. Provide technical leadership, mentor engineers, establish standards, and partner with stakeholders to deliver scalable solutions.

Design and implement modern full-stack enterprise web applications: frontends consuming APIs and microservices, backends with data modeling, APIs and pipelines, rapidly iterate tooling and new applications, and adopt scalable software practices to support a growing, data-intensive codebase.

Designs, builds, and maintains scalable backend and frontend systems (approx. 60% backend/40% frontend), including data pipelines, Kafka streams, REST APIs, and cloud-native deployments on AWS/Kubernetes. Participates in design/code reviews, on-call rotation, troubleshooting, performance optimization, testing, mentoring, and architectural discussions while championing API-first approaches and improving monitoring and tooling.