Senior Java Developer

Accellor•Maryland City, MD

About The Position

Accellor is an AI-first digital transformation partner built for the next generation of enterprise. We help global organizations turn cloud, data, and AI into real, measurable business outcomes at scale. At Accellor, people come first. You’ll be trusted, empowered, and challenged to solve meaningful problems, collaborate with exceptional teams, and continuously grow your skills while building solutions that matter. Trusted by Fortune 100 companies and global innovators, we work across industries delivering AI solutions, data platforms, and product engineering using modern, scalable technologies. If you want your work to create real impact and shape the future of enterprise, Accellor is where it happens. We are seeking a highly skilled Senior Java Developers. You will work with our Staff and Sr. Engineers to innovate and build new systems, improve and enhance existing systems and identify new opportunities to apply your knowledge to solve critical problems. You will lead the strategy and execution of a technical roadmap that will increase the velocity of delivering products and unlock new engineering capabilities. The ideal candidate has deep technical expertise in their domain.

Requirements

Bachelor’s or Master’s degree in Computer Science, Software Engineering, or related field, or equivalent practical experience.
5+ years of hands-on experience in Java development (Java 11+ required, Java 21 preferred).
Expert knowledge of Spring Boot (3.x preferred), Spring Cloud, and related frameworks.
Proven experience designing and building cloud-native applications (AWS, Azure, GCP, or similar).
Strong understanding of RESTful API design, microservices architecture, and distributed systems.
Experience integrating observability stacks (OpenTelemetry, Micrometer, Prometheus, Grafana, etc.) for monitoring, logging, and tracing.
Experience with containerization (Docker, Kubernetes) and CI/CD pipelines.
Demonstrated proficiency using AI coding assistants (e.g., GitHub Copilot, Amazon CodeWhisperer, Tabnine) in daily development workflows.
Solid grasp of software engineering best practices (modular code design, testing, version control, code review).
Excellent problem-solving, analytical, and communication skills.

Nice To Haves

Experience with reactive programming, asynchronous processing, and modern Javaconcurrency features.
Deep familiarity with distributed tracing, log aggregation, and alerting systems.
Knowledge of security best practices for cloud applications.
Contributions to open-source projects or technical communities.

Responsibilities

Design, develop, and maintain high-performance, modular, and scalable Java applications using Spring Boot 3.4.x.
Architect and implement cloud-native solutions, ensuring best practices for distributed systems, reliability, maintainability, and observability.
Integrate observability into applications, including metrics collection, distributed tracing, structured logging, and proactive monitoring.
Collaborate with cross-functional teams to deliver robust RESTful APIs and microservices.
Optimize application performance, memory usage, and reliability.
Lead and mentor junior engineers, performing code reviews and setting engineering best practices.
Integrate and utilize AI coding assistants (such as GitHub Copilot or similar tools) to accelerate development and improve code quality.
Contribute to the evolution of our architecture and technology stack with a focus on modern Java, modularization, cloud technologies, and observability.
Ensure security, compliance, and observability of all deployed services.
Participate in Agile development processes, including planning, estimation, and retrospectives.