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Senior engineer with 8+ years building and owning production web applications end-to-end. Led the frontend for WorkVine (HR SaaS), shaping architecture, shipping features from Figma designs, and building serverless cloud function APIs behind the product. Deep hands-on experience across React, TypeScript, Angular, and Vue, plus backend development (Node/Express, Firebase, AWS serverless, Supabase). Ships fast with modern tooling including AI-assisted development, and cares about clean architecture and real production outcomes.…Senior engineer with 8+ years building and owning production web applications end-to-end. Led the frontend for WorkVine (HR SaaS), shaping architecture, shipping features from Figma designs, and building serverless cloud function APIs behind the product. Deep hands-on experience across React, TypeScript, Angular, and Vue, plus backend development (Node/Express, Firebase, AWS serverless, Supabase). Ships fast with modern tooling including AI-assisted development, and cares about clean architecture and real production outcomes.

Lazar Janković

PRO

Web Developer, Front-End Developer, Software Engineer

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Senior engineer with 8+ years building and owning production web applications end-to-end. Led the frontend for WorkVine (HR SaaS), shaping architecture, shipping features from Figma designs, and building serverless cloud function APIs behind the product. Deep hands-on experience across React, TypeScript, Angular, and Vue, plus backend development (Node/Express, Firebase, AWS serverless, Supabase). Ships fast with modern tooling including AI-assisted development, and cares about clean architecture and real production outcomes.…Senior engineer with 8+ years building and owning production web applications end-to-end. Led the frontend for WorkVine (HR SaaS), shaping architecture, shipping features from Figma designs, and building serverless cloud function APIs behind the product. Deep hands-on experience across React, TypeScript, Angular, and Vue, plus backend development (Node/Express, Firebase, AWS serverless, Supabase). Ships fast with modern tooling including AI-assisted development, and cares about clean architecture and real production outcomes.

Available to hire

Belgrade, Serbia

Senior engineer with 8+ years building and owning production web applications end-to-end. Led the frontend for WorkVine (HR SaaS), shaping architecture, shipping features from Figma designs, and building serverless cloud function APIs behind the product.

Deep hands-on experience across React, TypeScript, Angular, and Vue, plus backend development (Node/Express, Firebase, AWS serverless, Supabase). Ships fast with modern tooling including AI-assisted development, and cares about clean architecture and real production outcomes.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Serbian

Fluent

Work Experience

Senior Software Engineer at Simple HR (WorkVine)

December 1, 2022 - July 1, 2026

Led frontend development for WorkVine’s production HR SaaS, owning architecture and technical decisions for the core web application. Built and maintained the Angular application delivering end-to-end features from Figma designs. Designed and implemented serverless cloud function APIs powering the platform backend. Shipped new features into a live Angular DeFi product and rebuilt marketing landing pages.

Frontend Developer at FODL (oxb.one)

December 1, 2021 - May 1, 2022

Worked as a frontend developer with modern web tooling, contributing to production web app features and UI implementations.

Front-End Developer at FODL (0xb.one)

December 1, 2021 - May 1, 2022

Frontend development work as a remote front-end developer for the company’s web products.

Frontend Developer (Augmentor)

October 1, 2020 - December 1, 2021

Front-End Developer at Augmentor

October 1, 2020 - December 1, 2021

Remote front-end developer role.

Frontend Developer at Arena Digital

October 1, 2019 - July 1, 2020

Frontend development role supporting product delivery and UI implementation.

Front-End Developer (Angular) at Arena Digital

October 1, 2019 - July 1, 2020

Remote front-end development role working with Angular.

Frontend Developer (Angular) at Evelt Web Solutions

January 1, 2019 - February 1, 2020

Angular frontend development work for production web solutions.

Frontend Developer (Smart Lead) (Blockchain / Angular) at Sim Lead

January 1, 2018 - January 1, 2019

Early-stage product development: co-designed APIs with backend engineers and implemented the full Angular client. Owned UX/UI design for the app and a new feature set. Built multiple client web apps using Ionic 5 and contributed to production web delivery.

Front-End Developer at Sim Lead (Blockchain/Angular)

January 1, 2018 - February 1, 2019

Remote front-end development role (Blockchain/Angular).