Senior Software Development Engineer II

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Software Development Engineer II in United States.The Senior Software Development Engineer II will contribute to building high-impact, mission-critical systems that transform how professionals operate in complex, regulated environments. This role involves designing and implementing backend systems using advanced .NET technologies, event-driven architecture, and domain-driven design. You will work closely with cross-functional teams including product, UX, and domain experts to translate intricate workflows into scalable, high-performance software. The position requires hands-on experience with large-scale backend systems, mentoring junior engineers, and driving architectural decisions. Ideal candidates thrive in dynamic environments, embrace technical challenges, and are passionate about delivering clean, resilient, and maintainable code.Accountabilities: Architect and implement complex backend domains using Domain-Driven Design (DDD), defining bounded contexts, aggregates, and domain events Develop resilient, event-sourced systems leveraging MartenDB and Wolverine (.NET Critter Stack) with high-throughput performance Design asynchronous, idempotent message handlers with observability, retry policies, and dead-letter queue management Optimize PostgreSQL performance with indexing, partitioning, and query tuning under demanding workloads Take end-to-end ownership of features, from domain modeling and API design to CI/CD automation and production monitoring Mentor mid-level and junior engineers on DDD patterns, clean architecture, and modern .NET best practices Collaborate with product and UX teams to convert complex workflows into intuitive software and actively participate in cross-team design and planning discussionsRequirements 5+ years of backend development experience with expert-level C# and .NET 8+ Strong mastery of Domain-Driven Design (strategic and tactical patterns) Hands-on experience with MartenDB, Wolverine, CQRS, and event-sourced architectures Deep understanding of PostgreSQL performance optimization and high-throughput systems Experience in legal tech, workflow automation, or other regulated industries Familiarity with observability platforms (e.g., OpenTelemetry), frontend frameworks (Svelte, TypeScript), and identity platforms (Auth0, OktaFGA) Exceptional communication skills and ability to explain complex technical concepts to non-technical stakeholders Collaborative mindset, growth orientation, and experience mentoring engineersBenefits Competitive salary range: $190,000 - $215,000 Comprehensive benefits including medical, dental, and vision insurance Paid time off policy, maternity and paternity leave, short & long-term disability coverage Opportunities for mentorship, professional growth, and collaboration in a high-performing engineering team Dynamic, rapidly growing company culture with supportive leadership and engaging company perksJobgether is a Talent Matching Platform that partners with companies worldwide to efficiently connect top talent with the right opportunities through AI-driven job matching.When you apply, your profile goes through our AI-powered screening process designed to identify top talent efficiently and fairly.🔍 Our AI evaluates your CV and LinkedIn profile thoroughly, analyzing your skills, experience, and achievements.📊 It compares your profile to the job's core requirements and past success factors to determine your match score.🎯 Based on this analysis, we automatically shortlist the 3 candidates with the highest match to the role.🧠 When necessary, our human team may perform an additional manual review to ensure no strong profile is missed.The process is transparent, skills-based, and free of bias — focusing solely on your fit for the role.Once the shortlist is completed, we share it directly with the company that owns the job opening. The final decision and next steps (such as interviews or additional assessments) are then made by their internal hiring team.Thank you for your interest!