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Motivated Software Engineer with hands-on experience developing microservices and full-stack web applications. Skilled in designing REST and gRPC APIs, optimizing databases, and building robust backend services. Seeking a Junior Backend or Full-Stack Developer role. Experienced with Go, C#, PHP, Java, React/Vue, PostgreSQL/MySQL, Redis, AWS, Docker, and CI/CD, with a focus on performance, reliability, and practical delivery.…Motivated Software Engineer with hands-on experience developing microservices and full-stack web applications. Skilled in designing REST and gRPC APIs, optimizing databases, and building robust backend services. Seeking a Junior Backend or Full-Stack Developer role. Experienced with Go, C#, PHP, Java, React/Vue, PostgreSQL/MySQL, Redis, AWS, Docker, and CI/CD, with a focus on performance, reliability, and practical delivery.

Saveli Mussijenko

Full Stack Developer, Back-End Developer, Software Engineer, +3

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Motivated Software Engineer with hands-on experience developing microservices and full-stack web applications. Skilled in designing REST and gRPC APIs, optimizing databases, and building robust backend services. Seeking a Junior Backend or Full-Stack Developer role. Experienced with Go, C#, PHP, Java, React/Vue, PostgreSQL/MySQL, Redis, AWS, Docker, and CI/CD, with a focus on performance, reliability, and practical delivery.…Motivated Software Engineer with hands-on experience developing microservices and full-stack web applications. Skilled in designing REST and gRPC APIs, optimizing databases, and building robust backend services. Seeking a Junior Backend or Full-Stack Developer role. Experienced with Go, C#, PHP, Java, React/Vue, PostgreSQL/MySQL, Redis, AWS, Docker, and CI/CD, with a focus on performance, reliability, and practical delivery.

Available to hire

Motivated Software Engineer with hands-on experience developing microservices and full-stack web applications. Skilled in designing REST and gRPC APIs, optimizing databases, and building robust backend services.

Seeking a Junior Backend or Full-Stack Developer role. Experienced with Go, C#, PHP, Java, React/Vue, PostgreSQL/MySQL, Redis, AWS, Docker, and CI/CD, with a focus on performance, reliability, and practical delivery.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

Russian

Fluent

English

Advanced

Estonian

Advanced

Work Experience

Junior Full-Stack Engineer at EMMANTECH

July 1, 2026 - Present

Developed and maintained core e-commerce and warehouse management features using PHP, Smarty, and JavaScript. Optimized SQL queries and implemented Redis caching to improve platform stability and load times. Collaborated with warehouse staff to digitize and optimize internal workflows, reducing manual processing steps. Refactored legacy codebase to align with modern code style standards and improved site reliability. Participated in sprint planning, feature testing, and provided production troubleshooting and support.

Junior Backend Engineer at WalleS te r

February 1, 2026 - June 1, 2026

Developed and maintained high-performance backend microservices in Go within a distributed architecture (52+ microservices). Designed and integrated gRPC-based internal services for fast, strongly typed inter-service communication. Implemented asynchronous event processing using AWS SQS and integrated Redis for caching and session storage. Optimized PostgreSQL queries and service logic to reduce database load and improve response times. Wrote unit and automation tests, participated in Architecture Decision Records (ADRs), and worked closely with QA and product teams in Scrum sprints.

Junior Backend Engineer at WALLESTE R

February 1, 2026 - June 1, 2026

Developed and maintained high-performance backend microservices in Go within a distributed architecture (52+ microservices). Designed and integrated gRPC-based internal services for fast, strongly-typed inter-service communication. Implemented asynchronous event processing using AWS SQS and integrated Redis for caching and session storage. Optimized PostgreSQL queries and service logic to reduce database load and improve response times. Wrote unit and automation tests, participated in Architecture Decision Records (ADRs), and worked closely with QA and Product teams in Scrum sprints.

Education

Bachelor of Software Engineering at Tallinn University of Technology (TalTech)

September 1, 2023 - June 1, 2026

Bachelor of Software Engineering at Tallinn University of Technology (TalTech)

September 1, 2023 - June 1, 2026

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Computers & Electronics, Retail, Transportation & Logistics, Financial Services, Media & Entertainment, Education, Professional Services, Travel & Hospitality, Gaming