Ibope poll released late on Saturday show that the Workers Party left-winger candidate, Fernando Haddad narrowed Bolsonaro's lead to eight percentage points. However, Bosch's CEO in Brazil, Wolfram Anders, sees the positive stock market move as speculative, not sustainable.
Licking their wounds, many party leaders can not help looking back to the past as they diagnose what went wrong.
Although his campaign coalition was called "God above all" (Deus acima de todos), The Catholic Agency For Overseas Development (CAFOD) said Bolsonaro's policies will persecute the social movements that protect environmental defenders.
Brazil is already the deadliest country in the world in which to defend your land, with at least 57 people murdered previous year, 25 of them in three massacres.
But German executives in Brazil are hopeful that Mr. Bolsonaro's election will end a period of instability.
Bolsonaro's punchy, bare-bones campaign mirrored Trump's playbook as the Brazilian vowed to crush crime, railed against media coverage, embraced Christian identity and shifted tone sharply from previous leaders' celebration of ethnic diversity.
The PT still has a solid base of about 30% of the electorate - but will need more than that to mount a forceful opposition to Bolsonaro.
Bolsonaro plans to be here November 6 to meet with outgoing President Michel Temer.
In the few weeks between the first round of presidential elections on October 7 and his victory on Sunday, Bolsonaro has been at the hub of several controversies and, according to Brazilian news reports, served as inspiration for violence against LGBTQ people, social justice activists and journalists. Tiago Pavinatto, a 34-year-old gay attorney in Brazil, spoke to Bloomberg News about his support of Bolsonaro.
Brazilian voters hung their hopes on a populist savior in closely-watched weekend elections, sweeping firebrand personality Jair Bolsonaro into the presidential office in a move that has human rights activists and those fearful of a return to authoritarianism on edge.
"We don't believe that half of Brazil's population is fascist", Carol Vergolino, a member of the Juntas collective, told NBC News.
Bolsonaro, a former army captain, also raised the prospect of building hydro-electric power stations in the Amazon that would greatly restrict water access and forcibly remove indigenous communities - and even mooted a rail line through the heart of the rainforest.
One of the key polarizing issues concerned educational materials about gender identity that were proposed for classrooms.
"The problem with this (employment) upturn is that it mostly corresponds to undeclared jobs or the self-employed", said Cimar Azeredo of the Brazilian Institute of Geography and Statistics.
"The PT elected Bolsonaro", he said in an interview published Wednesday.