Senior Java Software Engineer

SoftServe, Inc.

United States

24 days ago

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Role details

Contract type

Permanent contract

Employment type

Part-time (≤ 32 hours)

Experience level

Expert

Working hours

Regular working hours

Job source

arc.dev

Tech stack

Java (Programming Language) Application Programming Interfaces (APIs) Artificial Intelligence Amazon Web Services Software Applications Automation of Tests Cloud Computing Software Quality Data Security Data Structures Python (Programming Language) Performance Tuning

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Job description

Join a team building the next generation of AI-powered shopping experiences for millions of car buyers and sellers. As a Backend Software Engineer, you will help replatform AI services from Java to a modern Python-based architecture and contribute to conversational and agentic experiences that make vehicle discovery more personalized, transparent, and intuitive. You will work closely with cross-functional teams to deliver scalable, production-ready backend solutions supporting AI-driven customer journeys., * Build and operate backend services and APIs using Java (and Python, FastAPI), and established platform patterns to power AI-driven products

Contribute to conversational workflows built with LangGraph, including routing, handler execution, context management, guardrails, streaming capabilities, and guided shopping experiences
Take ownership of backend features and service integrations that improve reliability, scalability, and customer experience across AI-powered applications
Collaborate closely with engineers, product managers, designers, data scientists, and domain service teams to deliver well-aligned and impactful solutions
Define and maintain service contracts while integrating with search, personalization, shopper profile, LLM, and other consumer platform services
Deliver production-ready software through comprehensive testing, monitoring, performance optimization, rollout planning, and operational excellence
Support observability initiatives, troubleshoot production issues, and participate in maintaining service health and system stability
Work with senior engineers to evolve architecture decisions into maintainable, extensible, and reliable software solutions

Requirements

Professional experience building and operating backend services using Java or a similar programming language (Python)
Strong knowledge of HTTP APIs, microservice design, service boundaries, data modeling, automated testing, and production operations
Proficiency with AWS and cloud-based application development and deployment
Solid experience with data access layers, SQL databases, caching strategies, and storage solutions
Strong knowledge of data structures, algorithms, and complexity analysis
Familiarity with FastAPI or other modern Python web frameworks
Experience integrating distributed services through APIs, shared contracts, or schema-based communication
Familiarity with LangChain, LangGraph, LLM integrations, agent orchestration, asynchronous processing, or stateful workflow development
Understanding of observability, software quality practices, performance optimization, and production readiness for backend systems
Experience with search, recommendation engines, personalization platforms, marketplaces, or other consumer-facing products is a plus
Strong communication skills with the ability to discuss progress, tradeoffs, dependencies, and risks effectively
Collaborative, curious, and proactive mindset with the ability to navigate ambiguity and contribute within an evolving architecture