Solis logo
Solis logo

Solis

ginlong.com
ginlong.com • HQ: Ningbo, China • Founded 2005 • SZSE: 300763
HQ: Ningbo, China • Founded 2005 • SZSE: 300763
Actively hiring
Commerce
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Overview
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials

How Solis hires

Truth index
B 75/100
Ghost roles
0%
Stale roles
100%
Reposted roles
0%

Solis scores B on the Alion truth index (A is best, E worst), measured over 13 open roles re-checked against its own hiring board: 0% look like ghost listings, 100% have gone stale and 0% are the same role posted again. It measures how much of what this employer publishes turns into a real, finite search - not the employer as a workplace. How the index is computed

Overview

Ginlong Technologies, known by its Solis brand, is a Chinese company founded in 2005 that makes solar inverters. Its string inverters are sold in more than a hundred countries. The company is listed on the Shenzhen exchange.

Tech stack

Technologies named in job postings at Solis over the last 12 months, by layer, with the share of postings for each.
Technologies in use
20
Postings analysed
12
Stack modernity
79/100
Languages
C++50%
Java25%
Python17%
MATLAB8%
Frameworks & libraries
Spring Cloud8%
Databases
MySQL8%
Redis8%
Cloud & platforms
FreeRTOS17%
Apache Kafka8%
Linux8%
RabbitMQ8%
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Full Solis tech stack 20 technologies · by team · pay by technology · changes · similar stacks

Growth

Hiring Momentum
45/100
Stable
Open positions
42
1 opened / 1 closed in 30 days
Median time-to-fill
52 days
faster than 26% of the market
ATS activity
Every ~4 hours
Today
Hiring Dynamics +100%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
Industrial Engineering
34% ▼
Backend
22% ▲
Hardware
13% ▲
QA
9% ▼
Operations
9% ▲
AI/ML
3% ▼

Offices

Where the company hires and what each office is for
Cities
4
Hiring now
4
Countries
1
Busiest office
Ningbo
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Headquarters Builds here Office with open vacancies Tap a pin for the office
Ningbo China
HQ
16 open roles 12 posted in 90 days 19% engineering
hires for Industrial Engineering, Operations, Backend
seen since Dec 2025 job postings
Shanghai China
Regional office
26 open roles 15 posted in 90 days 69% engineering
hires for Backend, Industrial Engineering, Hardware
seen since Apr 2025 job postings
Chengdu China
Engineering / R&D
3 open roles 3 posted in 90 days 100% engineering
hires for AI/ML, Backend, QA
seen since Aug 2026 job postings
Hangzhou China
2 open roles 1 posted in 90 days 100% engineering
hires for Backend, Hardware
seen since May 2026 job postings

Jobs

≈ $20k – $55k per year (Estimated) • In office • 3+ years exp • Shanghai
Apply
≈ $28k – $66k per year (Estimated) • In office • 4+ years exp • Shanghai
Python
Java
C++
Windows
Apply
≈ $20k – $54k per year (Estimated) • In office • 2+ years exp • Shanghai
FreeRTOS
Apply
≈ $29k – $68k per year (Estimated) • In office • 3+ years exp • Shanghai
C++
TCP/IP
IoT
FreeRTOS
Apply
≈ $29k – $64k per year (Estimated) • In office • 8+ years exp • Shanghai
Apply
≈ $31k – $82k per year (Estimated) • In office • 5+ years exp • Shanghai
FreeRTOS
Apply
≈ $31k – $81k per year (Estimated) • In office • 5+ years exp • Shanghai
Python
Java
C++
Windows
Apply
≈ $29k – $68k per year (Estimated) • In office • 3+ years exp • Shanghai
Apply
≈ $20k – $52k per year (Estimated) • In office • Shanghai
Apply
≈ $18k – $47k per year (Estimated) • In office • Ningbo
Apply
≈ $32k – $84k per year (Estimated) • In office • 5+ years exp • Shanghai
C++
Apply
≈ $19k – $48k per year (Estimated) • In office • Hangzhou
Apply
All 21 jobs at Solis salaries, cities, levels and how long each has been open