Inflect - Sr Backend Engineer (Go) - remote in Poland
Requirements
• 7+ years of professional backend development experience, including 5+ years of production experience in Go • Strong experience designing, building, and operating backend systems at scale in cloud environments • Hands-on experience with relational and in-memory data stores such as Postgres and Redis • Experience deploying and operating services in AWS, GCP, or another major public cloud • Ability to communicate technical concepts clearly and collaborate effectively across teams • Native-level Polish (spoken and written) and strong professional English for daily collaboration with US-based engineers • Familiarity with JIRA and Confluence for day-to-day workflow management • These skills are highly valued, but not required. They will significantly accelerate your impact at Inflect: • Marketplace or transaction-heavy systems • Experience building platforms that connect multiple parties, handle pricing logic, or manage marketplace-style workflows. • Experience building and shipping LLM-powered features (chatbots, internal AI tools) and designing multi-agent workflows (planner/worker, master-agent orchestration, tool delegation, memory strategies) • Practical prompt/context engineering (structured outputs, context limits, prompt versioning) • Ability to debug and improve AI quality in production (hallucinations, retrieval relevance, logging, evals) • Infrastructure or networking domain exposure • Familiarity with cloud infrastructure, network services, or large-scale compute systems (CPU/GPU), even at a conceptual or integration level • What You Won’t Be Doing • No people management • No ownership of large, legacy monolithic systems • No rigid, ceremony-heavy process frameworks
Responsibilities
• Take technical ownership of key backend services that power Inflect’s marketplace and service provider integrations • Design, implement, and scale backend systems that support onboarding and integration of new groups of service providers • Actively collaborate with Product and Engineering leadership to translate marketplace and integration requirements into pragmatic, production-ready technical solutions • Design and implement distributed backend services with a strong focus on: • throughput and latency • and cost efficiency • Rapidly validate ideas, build production-ready solutions, and iterate based on real usage and feedback • Write robust, well-structured code with full test coverage to ensure reliability and long-term maintainability • Proactively identify architectural, performance, and scalability risks and address them before they impact the business • Mentor other engineers through code reviews, technical discussions, and knowledge sharing, helping raise overall engineering quality • Maintain empathy for end users while staying focused on delivering measurable business value • Definition of Success (First 6 Months) • Success in this role after approximately 6 months means: • Successfully delivering backend integrations with a new group of service providers, enabling them to operate within Inflect’s marketplace • Ensuring that core marketplace flows (e.g. provider onboarding, offer availability, transactional or pre-transactional workflows) are reliable, scalable, and production-ready • Taking ownership of the backend systems that support these flows and being accountable for their correctness, stability, and performance • Becoming a trusted technical partner for product and engineering leadership in the evolution of the marketplace • Improving delivery speed and technical confidence of the team through better tooling, CI/CD, and pragmatic engineering practices
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