Full Stack Engineer

Open to full-time
Bio

Israel A is a Full Stack Engineer with several years of experience in developing and maintaining complex web applications and backend services. Israel's core stack includes React, Node.js, Python, Spring Boot, and Django. He builds full-stack web applications, backend services, and internal business tools, focusing on secure data access patterns, API design, and server-side validation. His work often involves modernizing codebases and integrating third-party systems. At Ahaz Software Solutions, Israel developed a multi-tenant SaaS management platform called Spectrum, automating subscription-based Odoo instance provisioning using Spring Boot, React, Kafka, and Python. He also contributed to Threadline, a developer productivity platform that enhances AI coding tools by capturing application telemetry and execution flows. Israel holds a Bachelor of Science in Computer Science from HiLCoE School of Computer Science. He is well-suited for roles that involve building scalable web applications and backend systems, particularly in industries like FinTech, logistics, and SaaS platforms.

Expertise
PythonGraphQLNode.jsGitSQLJavaReactNext.jsDocument DatabaseRelational Database
Video Intro
Assessments

General Coding Assessment

three algorithms questions Leetcode Level medium · one algorithm question Leetcode Level hard

Projects

Spectrum

Spectrum is a multi-tenant SaaS management platform built to automate subscription-based Odoo instance provisioning. The system handles user management, plans, subscriptions, usage limits, deployed instances, module configuration, billing workflows, and backend automation through Spring Boot, React, Kafka, and Python services

Threadline

Threadline is a developer productivity platform designed to give AI coding tools persistent project context by capturing application telemetry, execution flows, errors, and codebase behavior through lightweight SDK instrumentation. The system helps reconstruct request lifecycles, identify relevant files and services, and provide better debugging and implementation context for developers.

Experience

  1. FullStack developer

    Ahaz Software Solutions· Logistics & Supply ChainFeb 2021 — Dec 2022
    • Developed and maintained full-stack web applications using React, Node.js, Express.js, Spring Boot, and REST APIs.
    • Modernized older React applications and refactored frontend codebases for improved maintainability.
    • Integrated ZKTeco biometric attendance devices using Python to support automated employee attendance tracking.
    ReactjsPythonNodejsGitNoSQLSQLDjangoJava

  2. Software Engineer

    ETTA Solutions· FinTechJun 2023 — Sep 2024
    • Built ERCA-compliant document signature and verification services using hashing and secure validation logic.
    • Developed backend services and internal business tools for enterprise, SaaS, tender, payment, and asset-management systems.
    • Integrated third-party payment systems including Mastercard hosted payment, digital wallets, POS systems, and other payment providers.

  3. Software Engineer

    NiteShift· Social & Consumer AppsFeb 2023 — Apr 2026
    • Developed and maintained backend services for commerce, media, SaaS, and content-management platforms
    • Built and supported authentication, user management, invite, and notification systems across multiple products.
    • Designed and maintained database schemas using PostgreSQL, Supabase, Drizzle ORM, and Payload CMS.
    • Built and maintained admin portals for managing NiteShift, Moongate, and JukeBox platform operations.
    • Helped maintain worker/queue-style media-processing workflows and large-file upload flows.
    • Supported upload security by working on extension validation, file-type checks, and safer handling of user-provided media.
    • Worked on API design, backend business logic, server-side validation, and secure data access patterns.
    Node.jsnext.jsreactPythonJava
Education

  1. Bachelor of science in computer science

    HiLCoE School of computer scienceEthiopia2018 — 2023
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