SENIOR SOFTWARE ENGINEER

I build software that
keeps moving.

Backend and full-stack engineer building resilient APIs, distributed systems, and production platforms for high-stakes operations.

Lev Polshkov
BASED IN THE U.S.8+ YEARS ENGINEERING
01 / PROFILE

I work where software meets the real world—aircraft turns, booking flows, logistics, and the services teams rely on when failure is not an option.

02 / SELECTED IMPACT

Systems with
consequences.

02BOOKING PLATFORM
60%

Fewer API calls

Implemented a GraphQL integration layer across booking services for spirit.com, reducing client API calls by 60%.

GraphQLAngularAWS
03ENGINEERING QUALITY
90%

Test coverage

Established comprehensive automated test coverage for critical application code.

TestingReliabilityCI/CD
03 / EXPERIENCE

Built in production.

01

Southwest Airlines

Senior Software Engineer

Jul 2024 — Present

Aircraft ground-operations systems spanning turn execution, holds, charters, resource workflows, and fuel-ticket processing.

02

Polestar

Senior Software Engineer · Contract

Dec 2023 — Jul 2024

Customer delivery and EV-charger installation workflows built with Angular, Next.js, Node.js, TypeScript, AWS, and PostgreSQL.

03

Spirit Airlines

Senior Software Engineer

Dec 2022 — Dec 2023

High-volume booking and pricing integrations across GraphQL, Angular, AWS, Elasticsearch, and NgRx.

04

Ontheway GmbH

Software Engineer

Jul 2021 — Dec 2022

Order matching, courier assignment, real-time tracking, routing, payments, and fulfillment for an on-demand delivery marketplace.

05

UWatch.live

Software Engineer

Oct 2018 — Jun 2021

Streaming and digital-rewards applications using Python/Django, Node.js, TypeScript, React, Next.js, and REST APIs.

04 / TECHNICAL STACK

Pragmatic tools.
Production focus.

01TypeScript02Node.js03Java04Spring Boot05AWS06REST07GraphQL08PostgreSQL09React10Angular11Next.js12Event-driven systems