Remote Contract Software Engineer - DOM Core Firefox/Gecko

Full-time

Mozilla

Remote

The role
You will help the Firefox DOM Core team improve the health of the Session History area. You will write tests to improve the coverage; you will fix tests and/or problems to improve the Gecko correctness.

Responsibilities

Write Web-Platform tests to improve the coverage, and Gecko mochitests as needed
Fix the problems and pass the tests to improve the Gecko correctness
Work through code review with the relevant Gecko module owners and iterate to landing

Definition of done

Improved Session History test coverage and code correctness in Gecko, measured by passed test cases, allowing the team’s senior engineers to focus on security, performance and strategic projects.

Required qualifications

Substantial experience in a browser-engine codebase or in automating for a browser-engine, ideally Firefox/Gecko.
Solid Javascript and applying that language skill to write automated tests.
Proficiency in and experience developing software in C++.
Strong debugging skills in a mature larget codebase.
Comfort working in the open: public bugs, code review, and upstream landing.

Preferred

Prior contributions to Gecko or another major browser engine.
Familiarity with web standards and Web Platform Tests.

Jobicy JobID: 154028

Apply

Vacancy posted 23 days ago

Similar jobs that could be interesting for youBased on the Remote Contract Software Engineer - DOM Core Firefox/Gecko in Remote vacancy

Remote Contract Staff Software Engineer-FireFox Layout
$185.05k - $217.7k
...You will take on the ongoing maintenance and routine engineering work in Firefox’s Layout area (CSS, page layout, APZ, text, images). Working independently at a tech-lead level, you keep the Layout code healthy. Responsibilities Own day-to-day Layout maintenance...
Remote work
Software
Full time
Contract work
Mozilla
Remote
11 days ago
Remote Contract Software Engineer - WebCompat Tooling (Dashboards and Reporting), Firefox
The role You will build and improve the WebCompat team’s internal tooling, the dashboards and the broken-site-report screenshot pipeline the team relies on to triage and prioritize site breakage. This is a focused tooling role that makes the WebCompat program faster...
Remote work
Software
Full time
Contract work
Mozilla
Remote
23 days ago
Smart Contract Engineer
...generation of lending and borrowing systems, the full-time remote Smart Contract Engineer will design, implement, and maintain secure Solidity... ...resilience Required qualifications 4+ years of professional software engineering experience, including 2+ years with EVM-based...
Remote work
Software
Full time
Contract work
Virtual Vocations Inc
United States
4 days ago
Remote Contract-to-hire Software Engineer Opportunity with Great Company in Dallas, TX
...fees for anyone you refer that we place with a client.Remote Contract-to-hire Software Engineer Opportunity with Great Company in Dallas, TXThe team this... ...of importance). If you know five that’s great.C#.NET Core \ .NET StandardWeb API frameworkXML, JsonSQL ServerAzure...
Remote work
Software
Contract work
ProVisionTech
Dallas, TX
1 day ago
Smart Contract Engineer
...Highly motivated, independent engineer who enjoys shipping fast and constantly... ...work closely with the CTO to deploy core EVM (Solidity) smart contracts for Plume and support our ecosystem.... ...Qualifications ~3+ years of experience in software engineering at a reputable startup...
Remote work
Software
Contract work
Plume Ltd
United States
2 days ago
Smart Contract Engineer
...at Paxos Labs. We're hiring a Smart Contract Engineer to help scale Paxos Labs's DeFi protocol... ...DeFi to create mission critical software to bring DeFi to the biggest enterprises... ...allows us to move fast. We also consider remote work on a case by case basis. Once we...
Remote work
Software
Contract work
Paxos Labs
United States
3 days ago
Smart Contract Engineer
...Smart Contract Engineer Remote About Ritual Ritual is building a sovereign, execution layer for... ...in architecting and implementing the core protocol, useful libraries and tooling... ...About you General mastery of software engineering principles Strong proficiency...
Remote work
Software
Contract work
Ritual
United States
3 days ago
Remote Contract Staff Software Engineer - Performance Graphics (C++,Rust, WebGL)
$145.8k - $186.17k
...The role You will take on the ongoing maintenance and engineering work in Firefox’s Graphics area (rendering, compositing, images, canvas, WebGL). You help keep the graphics code healthy. Responsibilities Own day-to-day Graphics maintenance: bug fixes,...
Remote work
Software
Full time
Contract work
Mozilla
Remote
11 days ago
Smart Contract Engineer Remote (DeFi)
...Description Job Description We are looking for an exceptional Remote Smart Contract Engineer for one of our clients. Our client is building an app... ...the greatest potential impact. You combine strong CS/Software Engineering fundamentals with a strong background in math...
Remote job
Software
Contract work
Turnblock.io
Mountain View, CA
18 days ago
Senior Software Engineer (Hogan Core Banking System)
...Hogan Software Engineer | 100% Remote (EST Hours) | W2 Contract (12 Months) About the Opportunity Optomi, in partnership with a leading financial services... ...This individual will play a key role in supporting core banking systems, implementing system enhancements,...
Remote work
Software
Contract work
Optomi
Raleigh, NC
1 day ago
Engineering Manager - Core Infrastructure (Remote)
$150k - $270k
...cloud footprint to empower our engineering teams to move faster with... ...in architecting large scale core infrastructure services for service... ...design. ~ Experience in software development, design patterns,... ...effectively with both local and remote teams. ~ Rock solid...
Remote work
Software
Permanent employment
Work experience placement
Work at office
Local area
Immediate start
Flexible hours
New York State
8 days ago
Software Engineer, Core Product
...Startup Employers 2022 List.The Core Product Experience (CPX) team... ...with other pods across Engineering to deliver high-impact initiatives... ...strategy.We're looking for a Software Engineer who helps shape what... ..., unless posted as a fully remote roleMental health support with...
Remote work
Software
Work at office
Immediate start
Work from home
Worldwide
Monday to Friday
FrontApp
San Francisco, CA
2 days ago
Software Engineer II, Core Services
$139k - $223k
...are searching for an exceptional Backend Software Engineer to join the Aurora Services Engineering... ...work to autonomous vehicles, providing remote support, managing a fleet of vehicles, and... ...for a Software Engineer II to join the Core Services team under Aurora Services. You...
Remote work
Software
Work at office
Local area
3 days per week
Aurora Innovation
Mountain View, CA
11 hours ago
Contract Software Engineer, Full Stack
$66 - $83 per hour
...one day a week onsite in San Carlos, CA) contract role with hourly compensation. There is... ...business needs.POSITION SUMMARY: As a Software Engineer, Full Stack you will design, develop,... ...locations due to cost of labor considerations.Remote USA$66—$83 USDOUR OPPORTUNITYNatera is...
Remote work
Software
Hourly pay
Full time
Contract work
Work at office
Local area
Immediate start
Worldwide
1 day per week
Natera
San Carlos, CA
4 days ago
Senior Solana Smart Contract Engineer
...Location: Bangalore preferred. Remote within India considered.... ...looking for a Senior Solana Smart Contract Engineer with deep experience... ...Required Experience ~4+ years of software engineering experience, with... ...that can become a core part of the Solana ecosystem...
Remote work
Software
Full time
Contract work
Inco
India
17 days ago
IMMEDIATE INTERVIEWS Contract Data Engineer - Airflow, DBT Core, Kubernetes/OpenShift - Hybrid
$75 per hour
...Yewle, Principal Lead Recruiter - YOH SPG Senior Data Engineer – Airflow, DBT Core, Kubernetes/OpenShift - Hybrid Onsite in Jersey City, NJ... ...before responding or sharing personal information. xhyhwjd Remote working/work at home options are available for this role....
Remote work
Contract work
For contractors
Immediate start
Work from home
3 days per week
Yoh, A Day & Zimmermann Company
Jersey City, NJ
11 days ago
C Codebase Specialist — Remote Contract Engineer
Mercor, a remote-first company, seeks a Software Engineer for C codebase Q&A tasks. You will select, study, and rewrite questions from pre-validated C repositories, ensuring clarity and fairness while iterating through Mercor Studio validation cycles. You will document...
Remote job
Software
Contract work
Embedded Shishya
New York, NY
3 days ago
Software Engineer - Core Interfaces
$135k - $200k
...CompanyPalantir builds the world’s leading software for data-driven decisions and... ...functionality across the platform.Core ResponsibilitiesAs a software engineer on this team, you'll work with... ...there are a few roles that allow for “Remote” work on an exceptional basis. If you...
Remote work
Software
Full time
Work experience placement
Work at office
Local area
Work from home
Relocation package
Palantir Technologies
Palo Alto, CA
4 days ago
Software Engineering SMTS / LMTS - AI Core (REMOTE)
$172.5k - $260.1k
...driving innovation, and keeping Salesforce's core values at the heart of it all.Ready to... ..., and you are the future of Salesforce.Engineering at Qualified Engineering at Qualified is... ...of AI + product: developing agentic software and embedding AI directly into our platform...
Remote work
Software
Full time
Immediate start
Salesforce
San Francisco, CA
2 hours ago
Software Engineer (.NET Core + SRE)
...Role - Software Engineer (.NET Core + SRE) Location - Remote Must have C# and .NET Core: Expertise in C# and .NET Core, with demonstrated experience developing enterprise systems and working with relational and NoSQL databases, including MySQL and Microsoft...
Remote work
Software
Flexible hours
Goldenpick Technologies
Dallas, TX
1 day ago
Principal Software Engineer, Core Engine
$179.5k - $269.3k
The opportunityUnity Engine is used by millions of creators around the world to build powerful... ...code.We’re looking for an experienced software engineer to guide, and be responsible for... ...ARM and x64Experience working with remote/international teamsPrior use of UnityBase...
Remote work
Software
Full time
Work at office
Worldwide
Unity Technologies
Canonsburg, PA
11 hours ago
Staff Backend Engineer - Core Product (New York)
$230k - $290k
...grade AI systems for insurers: software that can read, reason, decide... ...at Kalepa is bred from five core principles:Hustle and... ...addition to our NY office, we have remote employees speaking 10+ languages... ...looking for strong backend engineers who love building reliable systems...
Remote work
Software
Work at office
Kalepa
New York, NY
1 day ago
Staff Software Engineer, Core Products
$163k - $204k
...:We're looking for seasoned full-stack software engineers to join the teams behind Gusto's customer... ...-to-day:Design, build, and test Gusto core products such as Payroll, Benefits, HR,... ...at $163,000-$204,000 in Denver & most remote locations, and $197,000-$247,000 for San...
Remote work
Software
Full time
Work at office
Local area
2 days per week
3 days per week
Gusto
San Francisco, CA
1 day ago
Network Engineer, Mobile Core Network Services
...right at home here. Job Title: Network Engineer, Mobile Core Network Services... ...: Bellevue, Washington 98004 Onsite/Remote: Onsite (5 days/week) (Local Candidates... ...troubleshooting skills for network hardware, software, and configuration issues. Excellent...
Remote work
Software
Local area
Vailexa
Bellevue, WA
15 days ago
Mechanical Design Engineer - Core Mechanical Design
$115k - $170k
...in Oklo! We are searching for a Core Mechanical Design Engineerto join our engineering team.Position DescriptionAs a Core... ...disciplineProficiency in 3D CAD modeling software (e.g., Siemens NX, CATIA,... ...travel requirements:Oklo requires remote employees to travel to...
Remote work
Software
Immediate start
Flexible hours
Oklo
Santa Clara, CA
2 days ago
Lead Principal Software Engineer, Core Infrastructure
$135.2k - $306.4k
...challenges.Oracle Kubernetes Engine (OKE) is OCI's managed Kubernetes... ...are looking for a senior IC5 software engineer with deep Kubernetes... ...operational excellence.You will work on core OKE platform capabilities... ...testing, failure detection, remote recovery, and reduction of...
Remote work
Software
Temporary work
Flexible hours
Oracle Corporation
Seattle, WA
2 days ago
Contract Senior Electrical Engineer
...Morrisville, North Carolina. Remote work is not available. We are... .... Its multidisciplinary engineering and scientific teams work together... ...product portfolio. This contract position will focus heavily on... ...closely with firmware, mechanical, software, and scientific team members....
Remote work
Software
Contract work
Flexible hours
Dahlia TalentEQ
Morrisville, NC
1 day ago
Senior Principal Software Engineer - Core Services and Libraries (Hybrid)
$132.4k - $251.6k
...information under this program/contract. Security Clearance... ...Collins Aerospace Core Systems and Libraries team... ...role in shaping the software foundation that powers... ...seeking a Principal Software Engineer who thrives on solving... ...as on-site, hybrid or remote.The salary range for...
Remote work
Software
Contract work
Temporary work
Work experience placement
Start working today
Work at office
Relocation
Flexible hours
Raytheon
Huntsville, AL
11 hours ago
Sr Software Development Engineer - Core Platform Integration
$176k - $264k
...for you too.About the TeamThe Core Platform Integration Team is... ...IPE (Infrastructure Platform Engineering) organization and our acquired... ....About the RoleAs a Senior Software Engineer on this team, you'll... ...both worlds: in-person time and remote. Our approach enables our...
Remote work
Software
Full time
Work at office
Home office
Flexible hours
Workday
Pleasanton, CA
4 days ago
Contract Mechanical Engineer
...Job Description Job Description Contract Mechanical Engineer – Medical Device Development Contract... ...work in Morrisville, North Carolina. Remote work is not available. We are not... ...designs with electronic, optical, and software-based systems. Identify, document,...
Remote work
Software
Hourly pay
Full time
Contract work
Flexible hours
Dahlia TalentEQ
Morrisville, NC
a month ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Remote Contract Software Engineer - DOM Core Firefox/Gecko. Be the first to apply!