Open to senior full‑stack / lead roles & consulting

Houssem Missaoui — Senior Full-Stack Engineer (Java & Angular)

Senior Full‑Stack Engineer — Java 17 / Spring Boot 3 • Angular • Node.js • Microservices • CI/CD • Kubernetes

Github
Github
Location
Frankfurt → Munich, Germany
Summary
Disciplined Senior Full‑Stack Developer with 7+ years of experience delivering high‑impact products for enterprises and startups. Deep experience in Java/Spring Boot, Angular, microservices, and cloud‑native CI/CD. Led and shipped features at BMW, Deutsche Rentenversicherung, Atruvia, BearingPoint, and more.
Track Record & Trust

Companies & Clients I've Worked With

Key Skills

Frontend

Angular (8–19), RxJS/Signals, Angular Material, HTML, CSS, Cypress, Jasmine, Karma

Backend

Java 17, Spring Boot 3, Node.js, NestJS, REST, Microservices

DevOps

Maven, Jenkins, GitLab CI, GitHub Actions, Docker, Kubernetes, ArgoCD

Databases

PostgreSQL, MySQL, Oracle, MongoDB, Redis

Testing

Unit, E2E, Jest, Cypress, Jasmine, Testcontainers

Cloud & Platform

Azure, OpenShift, GitHub, GitLab, Jira

Languages

English (fluent), German (fluent), French (fluent), Arabic (native)

Open Source & Activity

GitHub Activity

Follow @javdevv
Total Contributions
1,482 Past 12 months
Current Streak
24 days 🔥
Longest Streak
89 days
Total Stars
380+ ★ Received

Contribution Calendar

Active
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Experience

  1. Senior / Lead Full‑Stack Engineer

    LV 1871 · Munich · Sept 2025 – Present

    Current
    • Accelerated onboarding into Nx monorepo with two Angular apps; proposed event‑driven service‑health updates (Angular Signals & WebSockets).
    • Supporting product initiatives and CI/CD improvements; collaborating across a cross‑functional engineering department.
  2. Senior Full‑Stack Web Developer (Spring Boot · Angular)

    Sapres Technologies GmbH → Client: BMW · Oct 2024 – Sep 2025

    • Built backend microservices and a live dashboard (camera view) to track inbound/outbound vehicles in real time.
    • Greenfield MechanicView app: CI/CD with GitLab & GitHub Actions, Kubernetes deployments via ArgoCD; implemented gateway, work‑order, order & distribution services.
    • Developed Asset Table for vehicles & service providers; standardized shared services and release automation.
    • Stack: Java 17, Spring Boot 3, Angular 17, Docker, K8s, ArgoCD, GitLabCI, Karma/Jasmine.
  3. Senior Full‑Stack Web Developer (Spring Boot · Angular)

    Client: Deutsche Rentenversicherung Bund · Jan 2023 – Sep 2023

    • Delivered reusable UI components and new screens to strict specs; authored JSON↔XML conversion microservices.
    • Unit & E2E testing, knowledge‑transfer sessions, and 4‑eyes development to raise code quality.
    • Stack: Java, Spring Boot, Angular 15, NgRx, Jest, Azure.
  4. Senior Full‑Stack Web Developer (Spring Boot · Angular)

    Client: Atruvia AG · Aug 2022 – Dec 2022

    • Technical planning & leadership; broke down features to architecture components and implemented new interfaces & microservices.
    • Set up CI/CD with Jenkins; deployed via Omnichannel Platform; orchestrated with OpenShift; ensured HA.
    • Stack: Spring Boot, Node.js, Angular 11, NgRx, Jest, Azure.
  5. Senior Full‑Stack Web Developer (Spring Boot · Angular)

    Client: Garantiemax GmbH · Jan 2022 – Jul 2022

    • Built secure interfaces, ensured sprint delivery, and implemented testing for a scalable digital insurance platform.
    • Stack: Spring Boot, Angular 9, NgRx, Azure, MongoDB, monorepo.
  6. Senior Full‑Stack Web Developer (Spring Boot · Angular)

    DriverHero · Munich · Aug 2021 – Dec 2021

    • Designed REST APIs with Node.js/Express; built Angular 8 responsive UI and real‑time dashboards.
    • Implemented calendar & job‑offer modules powered by a location‑based suggestion engine.
    • Stack: Node.js, Angular 8, MongoDB, Azure.
  7. Senior Full‑Stack Web Developer (Spring Boot · Angular)

    BearingPoint · Paris · Oct 2020 – Jul 2021

    • Built mobile & web apps used by 1,500+ employees; integrated Salesforce and multiple data sources.
    • Developed offline capability, reporting system, and multi‑access authentication.
    • Stack: Spring Boot, Angular 10, PostgreSQL, Redis, Jenkins.
  8. Senior Full‑Stack Web Developer (Spring Boot · Angular)

    TCA Agency · Paris · Jun 2020 – Mar 2021

    • Implemented NLP deep‑learning pipeline (38 nodes) for email classification and HR process simulation.
    • Built career‑management module with Node.js/Express & Angular; exposed recommendation APIs.
  9. Software Engineer

    VERMEG (Banking & Insurance) · Sep 2018 – Mar 2020

    • Developed microservices for settlement/delivery flows and real‑time positions; ensured code quality with SonarQube & CI with Jenkins.
    • Upgraded Angular (6→8), led junior developers; later built a web app to generate frontend starter templates from Swagger.
  10. Early Projects (Student & Internship)

    2016 – 2018

    • Social Analytics: descriptive & predictive analysis of StackOverflow survey (Hadoop, Hive, Impala, Elasticsearch, Python, R).
    • GuideMe / Glovent: Offline web & mobile travel guides (Node.js, React/Redux, Angular, MongoDB, iBeacon).
    • ISO 9001 QMS platform for Telnet Multimedia (2‑FA login, risk, tender, validation, file & chat modules).

Highlighted Projects

MechanicView (BMW)

Mechanic workflows, live assignments, and order distribution. CI/CD with GitLab & GitHub Actions, K8s via ArgoCD, microservices gateway and work‑order domain services.

  • Spring Boot 3
  • Angular 17
  • Docker/K8s
  • ArgoCD

Service Health & Live Updates

Event‑driven UI using Angular Signals & WebSockets to observe microservice availability and push live status updates.

  • Angular
  • WebSockets
  • Signals

Education

National Diploma in Computer Engineering

ESPRIT, Tunisia · 2018

B.Sc. in Computer Science

ISIMA, Tunisia · 2015

Languages

Java & Angular Consulting Services

I help companies design, build, and stabilize scalable web applications using Java / Spring Boot, Angular, and cloud-native architectures. Available for short-term consulting, architecture reviews, and senior-level delivery support.

What I can help you with

  • Design and implementation of Spring Boot microservices
  • Angular application architecture (standalone, signals, performance)
  • Legacy codebase stabilization & refactoring
  • CI/CD pipelines (GitHub Actions, GitLab CI, Jenkins)
  • Docker & Kubernetes production readiness
  • Architecture reviews and technical decision support

Who I typically work with

  • Startups needing senior technical direction
  • Scale-ups facing performance or reliability issues
  • Enterprises requiring experienced Spring / Angular support
  • Teams needing temporary senior or lead-level reinforcement

Engagement models

  • ✔ Short-term consulting & audits
  • ✔ Project-based delivery
  • ✔ Senior / Lead engineer augmentation
  • ✔ Remote (Germany / EU) or on-site in Munich

I also offer Java & Angular consulting services for startups and enterprises across Germany and the EU.

Let’s work together

I’m available for senior/lead roles, architecture reviews, or short consulting engagements (Java/Spring Boot, Angular, microservices, CI/CD, Kubernetes). Remote within Germany or onsite in Munich.

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